NC Residential Code

Question 1

The minimum width for concrete and masonry footings for a 3 story conventional light frame construction dwelling where the soil load bearing value is 5000 psf is ________ inches.

A. 12
B. 15
C. 17
D. 29

Answer 1

D. 12 inches

Question 2

Additions, alterations or repairs to any structure shall conform to that required for a new structure _____________ the existing structure to comply with all of the requirements of this code, unless otherwise stated.

A. shall require
B. must require
C. without requiring
D. none of the above

Answer 2

C. without requiring

Question 3

Emergency escape and rescue openings shall have a minimum net clear opening of _____________ on grade floor openings.

A. 7.5
B. 5.7
C. 5
D. 4

Answer 3

C. 5

Question 4

A porous layer of gravel, crushed stone or coarse sand shall be placed to a minimum thickness of ____ inches under the basement floor. Provision shall be made for automatic draining of this layer and the gravel or crushed
stone wall footings.

A. 2
B. 3
C. 4
D. 6

Answer 4

C. 4 inches

Question 5

Handrails on a ramp adjacent to a wall shall have a space of not less than _____inches between the wall and the handrails.

A. 2
B. 2.5
C. 1.75
D. 1.5

Answer 5

D. 1.5 inches

Question 6

Additions, alterations or repairs shall not cause a(n)
__________________ to become unsafe or adversely affect the performance of the building.

A. existing structure
B. new structure
C. temporary
D. none of the above

Answer 6

A. existing structure

Question 7

The finished grade of under floor surface may be located at the bottom of the footings, where there is evidence that the groundwater table can rise to within _____ inches of the finished floor at the building perimeter or where there
is evidence that the surface water does not readily drain from the building site, the grade in the under floor space shall be as high as the outside finished grade, unless an approved drainage system is provided.

A. 4
B. 6
C. 8
D. 12

Answer 7

B. 6

Question 8

The construction documents submitted with the application for permit shall be accompanied by a _________ showing the size and location of new construction and existing structures on the site and distances from lot lines.

A. layout sketch
B. plot rendering
C. site plan
D. none of these

Answer 8

C. site plan ??? diff book

Question 9

Openings for required guards on the sides of stair treads shall not allow a sphere _______ inches to pass through.

A. 4
B. 4 3/8
C. 6
D. 6 3/8

Answer 9

C. 6 inches

Question 10

A stair nosing is not required where the tread depth is a minimum of _______ inches

A. 10
B. 11
C. 12
D. 11.5

Answer 10

B. 11

Question 11

Concrete slab-on-ground floors shall be a minimum _____ inches thick.

A. 4.5
B. 4
C. 3
D. 3.5

Answer 11

D. 3.5 inches

Question 12

The greatest stair nosing projection shall not exceed the smallest nosing projection by more than ________ inch between two stories, including the nosing at the level of floors and landings.

A. 1/4
B. 3/8
C. 1/2
D. 3/4

Answer 12

B. 3/8 inches

Question 13

Structural capacities and design provisions for prefabricated wood joists shall be established and monitored in accordance with
___________________.

A. ASTM E 2214
B. APA 13A
C. ASTM D 5055
D. APWI 1525

Answer 13

C. ASTM D 5055

Question 14

Openings which provide access to all under-floor spaces through a perimeter wall shall be not less than _______________________ inches .

A. 16 X 24
B. 16 X 22
C. 18 X 24
D. 18 X 30

Answer 14

C. 18 X 24

Question 15

The greatest tread depth within any flight of stairs shall not exceed the smallest by more than \_\_\_\_\_\_\_\_\_ inch.
A. .25
B. 3/8
C. .375
D. B or C

Answer 15

B. 3/8

Question 16

17. Cleanout openings shall be provided within _____ inches of the base of each flue within every masonry chimney.

A. 3
B. 6
C. 12
D. 24

Answer 16

B. 6

Question 17

Handrail height, measured above the finished surface of the ramp slope, shall be not less than _____ inches and not more than _____ inches.

A. 30, 42
B. 34, 40
C. 36, 42
D. 34, 38

Answer 17

D. 34, 38

Question 18

Footings shall be ________ where it is necessary to change the elevation of the top surface of the footings or where the slope of the bottom surface of the footings will exceed one unit vertical in ten units horizontal.

A. reinforced with rebar
B. increased in depth
C. leveled
D. stepped

Answer 18

D. stepped

Question 19

Studs shall be continuous from support at the sole plate to a support at the top plate to resist loads perpendicular to the wall. The support shall be a foundation or floor, ceiling or roof diaphragm or shall be designed in accordance with _____________________.

A. local traditional design
B. maximum engineering values
C. accepted engineering practice
D. none of the above

Answer 19

C. accepted engineering practice

Question 20

Emergency escape and rescue openings shall be operational from the inside of the room without ________________________.

A. keys, tools or special knowledge
B. with three movements of the hand or less
C. with outward force disengagement hardware
D. all of the above

Answer 20

A. keys, tools or special knowledge

Question 21

Wood studs in nonbearing partitions may be notched to a depth not to exceed _____ percent of a single stud width.

A. 60
B. 35
C. 25
D. 40

Answer 21

D. 40 inches percent

Question 22

Lateral ties in masonry columns shall be spaced not more than ______ inches on center and shall be at least 3/8 inch diameter. Lateral ties shall be embedded in grout.

A. 4
B. 6
C. 8
D. 12

Answer 22

C. 8 inches

Question 23

Wood columns shall not be less in nominal size than _____________ and steel columns shall not be less than 3-inch-diameter standard pipe or approved equivalent.

A. 4 inches by 4 inches
B. 3 inches by 3 inches
C. 6 inches by 6 inches
D. none of the above

Answer 23

A. 4 inches by 4 inches

Question 24

The building official, member of the board of appeals or employee charged with the enforcement of this code, while acting for the jurisdiction in good faith and without malice in the discharge of the duties required by this code or other pertinent law or ordinance,
______________________________________________________ for any damage accruing to persons or property as a result of any act or by reason of an act or omission in the discharge of official duties.

A. shall thereby be rendered liable personally and is hereby personally
liability
B. shall not thereby be rendered liable personally and is hereby
personally liability
C. shall thereby be rendered liable personally and is hereby relieved
from personal liability
D. shall not thereby be rendered liable personally and is hereby relieved
from personal liability

Answer 24

D. shall not thereby be rendered liable personally and is hereby relieved
from personal liability ??? Admin code

Question 25

Cold formed steel floor cantilevered joist shall be permitted only on the ___________ of a two-story building or the first floor of a one-story building if the cantilevered joists are not doubled.

A. first floor
B. second floor

Answer 25

B. second floor

Question 26

There shall be a floor or landing at the ____________ of each stairway. Exceptions ignored.

A. top
B. bottom
C. top and bottom
D. all of the above

Answer 26

D. all of the above

Question 27

The requirements of this code are based on platform and
_______________________ construction for light frame buildings.
A. balloon frame
B. wood frame
C. steel frame
D. all of the above

Answer 27

A. balloon frame

Question 28

For roof slopes of four units vertical in 12 units horizontal or greater, underlayment shall be a minimum of one layer of underlayment felt applied shingle fashion, parallel to and starting from the eaves and lapped ____ inches, fastened sufficiently in place.

A. 1
B. 2
C. 4
D. 6

Answer 28

B. 2

Question 29

The ______________________________ shall include excavations for thickened slabs intended for the support of bearing walls, partitions, structural supports, or equipment and special requirements for wood foundations.

A. floodplain inspections
B. frame and masonry inspection
C. foundation inspection
D. none of the above

Answer 29

C. foundation inspection Admin code book.

Question 30

31. A nosing not less than _____ inch(es) but not more than _____ inch(es) shall be provided on stairways with solid risers.

A. 1/2, 1-1/8
B. 1, 1-1/2
C. 5/8, 1-1/8
D. 3/4, 1-1/4

Answer 30

D. 3/4, 1-1/4

Question 31

The illumination of exterior stairways shall be controlled from ____________ the dwelling unit.
A. inside
B. outside

Answer 31

A. inside

Question 32

Concrete and masonry foundation walls shall extend above the finished grade adjacent to the foundation at all points a minimum of ______ inches where masonry veneer is used and a minimum of ______ inches elsewhere.

A. 6, 8
B. 8, 10
C. 4, 6
D. 6, 4

Answer 32

C. 4, 6 inches

Question 33

Foam plastic, except where otherwise noted, shall be separated from the interior of a building by minimum _____ inch gypsum board or an approved finish material.

A. 3/8
B. 1/2
C. 5/8
D. 3/4

Answer 33

B. 1/2 inches

Question 34

What are the required steel reinforcement rods for an 8 inch thick masonry foundation wall with a height of 6 feet 8 inches with an unbalanced backfill height of 5 feet constructed in sandy gravel soil.

A. #3 at 48″ o.c.
B. #4 at 48″ o.c.
C. #4 at 60″ o.c.
D. #4 at 72″ o.c.

Answer 34

B. #4 at 48″ o.c.

Question 35

Corrosion-resistant flashing at the base of an opening that is integrated into the building exterior wall to direct water to the exterior and is premanufactured, fabricated, formed or applied at the job site.

A. PAN FLASHING.
B. WINDOW WELL FLASHING
C. CORBLING FLASHING
D. DIVERSION FLASHING

Answer 35

A. PAN FLASHING.

Question 36

Rafters shall be framed to ridge board or to each other with a gusset plate as a tie The ridge board shall be at least ___ inch(es) nominal thickness and not less in depth than the cut end of the rafter.

A. 1
B. 2
C. 1.5
D. 4

Answer 36

A. 1 inches

Question 37

Utility grade studs shall not be spaced more than _____ inches on center, shall not support more than a roof and ceiling, and shall not exceed 8 feet in height for exterior walls and load-bearing walls or 10 feet for interior
nonload-bearing walls.

A. 16
B. 19.2
C. 24
D. 32

Answer 37

A. 16 inches

Question 38

Masonry chimneys shall be supported on foundations of solid masonry or concrete at least ______ inches thick and at least inches beyond each side of the exterior dimensions of the chimney.

A. 12, 12
B. 10, 5
C. 16, 8
D. 8, 6

Answer 38

A. 12, 12

Question 39

Access shall be provided to all under-floor spaces with the minimum size of openings through the floor to be ________________________ inches .

A. 16 X 22
B. 18 X 30
C. 18 X 24
D. 22 X 30

Answer 39

C. 18 X 24

Question 40

Exterior landings, decks, balconies, stairs and similar facilities shall be positively anchored to the primary structure to resist both vertical and lateral forces or shall be designed to be self-supporting. Attachment shall not be accomplished by use of ____________________.

A. joist hangers
B. cantilevers
C. lag bolts
D. toenails

Answer 40

D. toenails

Question 41

When the building official issues a permit, the construction documents shall be approved in writing or by a stamp which states ___________.

A. REJECTED
B. APPROVED
C. OK
D. REVIEWED FOR CODE COMPLIANCE

Answer 41

D. REVIEWED FOR CODE COMPLIANCE ADMIN CODE BOOK.

Question 42

A permit shall not be valid until the _____________________.

A. fees have been paid
B. plans are stamped
C. construction has commenced
D. day after issue

Answer 42

A. fees have been paid ?? ADMIN CODE BOOK.

Question 43

An application for a permit for any proposed work shall be deemed to have been abandoned _________ days after the date of filing, unless such application has been pursued in good faith or a permit has been issued.

A. 45
B. 90
C. 180
D. 360

Answer 43

D. 360. ?? ADMIN CODE BOOK

Question 44

Exhaust air shall not be directed onto ____________.

A. walkways
B. the road
C. beyond the minimum CFM
D. a roof

Answer 44

A. walkways

Question 45

A one story detached accessory structures with an area of less than ___________ square feet does not require a permit.

A. 100
B. 200
C. 300
D. 400
E. Any dimension less than 12 feet.

Answer 45

A. Any dimension less than 12 feet

Question 46

Submittal documents consisting of construction documents, and other data shall be submitted in two or more sets with each application for a permit. The construction documents shall be prepared by a ___________ where required by the statutes of the jurisdiction in which the project is to be constructed. Where special conditions exist, the building official is authorized to require additional construction documents to be prepared by a _____________________.

A. licensed architect, licensed architect
B. licensed engineer, licensed engineer
C. registered design professional, registered design professional
D. any of these

Answer 46

D. any of these ?? ADMIN CODE BOOK

Question 47

Fences less than \_\_\_\_\_\_ feet high do not require a permit.
A. 4
B. 7
C. 8
D. 10

Answer 47

B. 6 feet?? ADMIN CODE BOOK

Question 48

Tail joists over _____ feet long shall be supported at the header by framing anchors or on ledger strips not less than 2 inches by 2 inches.

A. 8
B. 10
C. 12
D. 14

Answer 48

C. 12 feet

Question 49

Each dwelling unit shall be provided with a kitchen area and every kitchen area shall be provided with a _______.

A. refrigerator
B. sink
C. countertop
D. all of the above

Answer 49

B. sink

Question 50

The maximum riser height shall be \_\_\_\_\_\_\_\_\_\_\_ inches.
A. 7.25
B. 7.5
C. 7.75
D. 8.25

Answer 50

D. 8.25 inches

Question 51

What is the minimum thickness of lumber floor sheathing in inches, where the floor joists are spaced 16 inches OC and is installed perpendicular to the joist.

A. 11/16
B. 5/8
C. 3/4
D. 1/2

Answer 51

B. 5/8

Question 52

Where a masonry or metal rain cap is installed on a masonry chimney, the net free area under the cap shall not be less than ______________ the net free area of the outlet of the chimney flue it serves.

A. two times
B. three times
C. four times
D. ten times
E. none of these

Answer 52

C. four times

Question 53

Bathrooms shall have a minimum ceiling height of ____________ at the center of the front clearance area for fixtures.

A. 7 feet
B. 6 feet 10 inches
C. 6 feet 8 inches
D. 7 feet 2 inches

Answer 53

C. 6 feet 8 inches

Question 54

What is the minimum wall thickness in inches for a plain masonry foundation wall with a height of 9 feet with a unbalanced backfill height of 8 feet constructed in sand soil.

A. 6
B. 8
C. 12
D. 12 solid

Answer 54

D. 12 solid

Question 55

All egress doors shall be readily openable from the side from which egress is to be made without the use of a
________________________________.

A. door knob
B. panic hardware bar
C. key or special knowledge or effort
D. any of the above

Answer 55

C. key or special knowledge or effort

Question 56

Ceilings in basements without habitable spaces may project to within ____________ of the finished floor; and beams, girders, ducts or other obstructions may project to within _____________ of the finished floor.

A. 6 feet, 10 inches, 6 feet, 4 inches
B. 6 feet, 10 inches, 6 feet, 8 inches
C. 6 feet, 4 inches, 6 feet, 4 inches
D. 6 feet, 8 inches, 6 feet, 4 inches

Answer 56

D. 6 feet, 8 inches, 6 feet, 4 inches .

Question 57

A flight of stairs shall not have a vertical rise greater than
______________ between floor levels or landings.
A. 13 steps
B. 12 feet
C. 13 feet
D. 12 steps

Answer 57

B. 12 feet

Question 58

Where equipment replacements and repairs must be performed in an emergency situation, _____________________________________________.

A. the permit application shall be submitted before any work can begin
B. no permit is needed
C. the permit application shall be submitted within the next working business day
D. none of the above

Answer 58

C. the permit application shall be submitted within the next working business day ???? ADMIN CODE

Question 59

The doubled cantilever back-span joists in cold-formed steel framed floors shall extend a minimum of _____ feet within the building.

A. 2
B. 4
C. 6
D. 8

Answer 59

C. 6 feet

Question 60

Habitable space, hallways, bathrooms, toilet rooms, laundry rooms and portions of basements containing these spaces shall have a ceiling height of not less than ________________ feet

A. 6.8
B. 6
C. 7
D. 7.2

Answer 60

C. 7

Question 61

What is the maximum ceiling joist span for SS Douglas fir-larch 2X8 spaced 19.2 inches OC with a live load of 20 PSF and a dead load of 10 PSF in an uninhabitable attics without storage.

A. 17-1
B. 18-5
C. 24-0
D. 15-2

Answer 61

B. 18-5

Question 62

Open sides of stairs with a total rise of more than 30 inches above the floor or grade below shall have guards not less than _________ inches in height measured vertically from the nosing of the treads.

A. 32
B. 34
C. 36
D. 42

Answer 62

B. 34

Question 63

Joists framing from opposite sides over a bearing support shall lap a minimum of _____ inches and shall be nailed together with a minimum _____ 10d face nails.

A. 3, 1
B. 4, 2
C. 3, 3
D. 4, 2

Answer 63

C. 3, 3

Question 64

What is the fastener requirement for the wood ceiling joists to plate, toe nailed.

A. 5-10d
B. 3-10d
C. 8-16d
D. 3-8d

Answer 64

A. 5-10d

Question 65

Enclosed accessible space under stairs shall have walls, under stair surface and any soffits protected on the enclosed side with 1/ 2 inch
_________________.

A. sheathing material
B. gypsum board
C. fiberboard or OSB
D. any of the above

Answer 65

B. gypsum board

Question 66

The wood sole plate at exterior walls on monolithic slabs and wood sill plate shall be anchored to the foundation with anchor bolts spaced a maximum of ________ feet on center.

A. 2
B. 4
C. 6
D. 8

Answer 66

C. 6 feet

Question 67

Steel fireplace units are permitted to be installed with solid masonry to form a masonry fireplace when installed either according to the requirements of their listing or according to the requirements of this section. Steel fireplace units incorporating a steel firebox lining, shall be constructed with steel not less than
____ inch in thickness, and an air circulating chamber which is ducted to the interior of the building.

A. 1/8
B. 1/4
C. 3/8
D. 1/16

Answer 67

B. 1/4 inch

Question 68

A roof covering composed of flat-plate photovoltaic modules fabricated
into shingles.

A. GREEN ENERGY SHINGLES
B. ELECTRIC SOLAR BLANKET
C. LOW ENERGY MODULES
D. PHOTOVOLTAIC MODULES/SHINGLES

Answer 68

D. PHOTOVOLTAIC MODULES/SHINGLES

Question 69

All habitable rooms shall be provided with aggregate glazing area of not less than percent of the floor area of such rooms. Natural ventilation shall be through windows, doors, Exceptions ignored.

A. 4
B. 6
C. 8
D. 10

Answer 69

C. 8

Question 70

Floor assemblies, not required elsewhere in this code to be fireresistance rated, shall be provided with a _____________ gypsum wallboard membrane, 5/8-inch (16 mm) wood structural panel membrane, or equivalent
on the underside of the floor framing member. Exceptions ignored.

A. 3/8-inch (9.5 mm)
B. 1/2-inch (12.7 mm)
C. 5/8-inch (15.9 mm)
D. 3/4-inch (19.0 mm)

Answer 70

B. 1/2-inch (12.7 mm)

Question 71

A floor or landing is not required at the top of an interior flight of stairs, provided a door ______________________.

A. has a safety catch type latch
B. has a window allowing the occupant to see the stairway on the other
side
C. has a sign indicating that there is a stairway on the other side.
D. does not swing over the stairs

Answer 71

D. does not swing over the stairs

Question 72

Stairways shall not be less than ___________ inches in clear width at all points above the permitted handrail height and below the required headroom height.

A. 30
B. 32
C. 36
D. 44

Answer 72

C. 36 ??

Question 73

A composite of wood strand elements with wood fibers primarily oriented along the length of the member, where the least dimension of the wood strand elements is 0.10 inch (2.54 mm) or less and their average length are a minimum of 75 times and less than 150 times the least dimension of the wood strand elements.

A. Laminated strand lumber (LSL)
B. Parallel strand lumber (PSL)
C. Oriented strand lumber (OSL)
D. Laminated veneer lumber (LVL)

Answer 73

C. Oriented strand lumber (OSL)

Question 74

What is the presumed load bearing value in pounds per square foot of silty sand,.

A. 2,000
B. 3,000
C. 4,000
D. 12,000

Answer 74

A. 2,000 psf

Question 75

Fireblocking of cornices of a two-family dwelling is required at ____________________.

A. between basement areas
B. between garage areas
C. 8 foot intervals
D. at the line of dwelling unit separation

Answer 75

D. at the line of dwelling unit separation

Question 76

The minimum width for concrete and masonry footings for a 2 story conventional light frame construction dwelling where the soil load bearing value is 3000 psf is ________ inches.

A. 12
B. 15
C. 17
D. 24

Answer 76

A. 12

Question 77

Emergency escape and rescue openings with a finished sill height below the adjacent ground elevation must be provided with a _________________.

A. handrail
B. exit sign
C. window well
D. emergency lighting unit

Answer 77

C. window well

Question 78

Reinforcement of web holes in cold steel formed floor joists not conforming to the requirements of the IRC shall be permitted if the hole is located fully within the center ______ percent of the span and the depth and
length of the hole does not exceed _____ percent of the flat width of the web.

A. 25, 65
B. 30, 50
C. 40, 50
D. 40, 65
E. none of the above

Answer 78

D. 40, 65

Question 79

The maximum smoke-developed index of wall and ceiling finishes shall not exceed _________.

A. 300
B. 700
C. 450
D. 900

Answer 79

C. 450 smoke developed index

Question 80

The minimum thickness of masonry bearing walls more than one story high shall be ______ inches.

A. 6
B. 7
C. 8
D. 10

Answer 80

C. 8 inches

Question 81

What is the maximum span for a girder constructed of 4 2X8s douglas fir-larch a building 36 feet wide and supporting the roof, ceiling and one centerbearing floor. The ground snow load in the area is 30 psf.

A. 4 feet 8 inches
B. 5 feet 8 inches
C. 5 feet 6 inches
D. 6 feet 7 inches

Answer 81

D. 6 feet 7 inches

Question 82

A minimum 3-foot-by-3-foot landing shall be provided for a ramp _____________________.

A. At the top and bottom of ramps
B. Where doors open onto ramps
C. Where ramps change direction.
D. All of the above
E. None of the above

Answer 82

D. All of the above

Question 83

Braced wall lines with a length of ___________ or less shall have a minimum of two braced wall panels of any length or one braced wall panel
equal to _____________ or more. Braced wall lines greater than ___________ shall have a minimum of two braced wall panels.

A. 16 feet (4877 mm) , 48 inches (1219 mm), 16 feet (4877 mm)
B. 16 feet (4877 mm) , 16 feet (4877 mm), 16 feet (4877 mm)
C. 16 feet (4877 mm) , 48 inches (1219 mm), 48 inches (1219 mm)
D. 48 inches (1219 mm) , 48 inches (1219 mm), 16 feet (4877 mm)

Answer 83

A. 16 feet (4877 mm) , 48 inches (1219 mm), 16 feet (4877 mm)

Question 84

Spiral stairways shall have all treads identical, and the rise shall be no more than ___________ inches.

A. 7 3/4
B. 8 1/2
C. 9
D. 9 1/2

Answer 84

D. 9 1/2

Question 85

What is the presumed load bearing value in pounds per square foot of crystalline bedrock.

A. 1,500
B. 2,000
C. 4,000
D. 12,000

Answer 85

D. 12,000

Question 86

The fire-resistance-rated wall or assembly separating townhouses for townhouses shall be continuous from the foundation to the underside of the roof sheathing, deck or slab and shall extend the full length of the _____________ including walls extending through and separating attached accessory structures.

A. exterior walls
B. wall or assembly
C. joint wall
D. none of the above

Answer 86

B. wall or assembly

Question 87

How many jack studs are required under each end of a header made from 2 2X10s hem-fir supporting one floor only on a 28 foot wide building. The ground snow load is 50 psf.

A. 1
B. 2
C. 3
D. 4

Answer 87

B. 2

Question 88

In Townhouses, where roof surfaces adjacent to the wall or walls are at the same elevation, the parapet shall extend not less than ______ inches above the roof surfaces.

A. 18
B. 24
C. 30
D. 36

Answer 88

C. 30 inches

Question 89

Carports shall be open on ______________.

A. at least one side
B. at least two sides
C. at least three sides
D. all four sides

Answer 89

B. at least two sides

Question 90

For roof slopes from two units vertical in 12 units horizontal up to ____ units vertical in 12 units horizontal, double underlayment application is required in accordance with Section R905.2.7.

A. 3
B. 4
C. 5
D. 6

Answer 90

B. 4 units

Question 91

Egress doors shall be readily openable from inside the dwelling without the use of a __________ or special knowledge or effort.

A. key
B. bolt
C. latch
D. deadbolt

Answer 91

A. key

Question 92

Spiral stairways are permitted, provided the minimum width shall be ________ inches with each tread having a 71/2-inches minimum tread depth at 12 inches from the narrower edge.

A. 26
B. 30
C. 32
D. 36

Answer 92

A. 26

Question 93

The minimum width for concrete and masonry footings for a 1 story 8-inch solid or fully grouted masonry construction dwelling where the soil load bearing value is 1500 psf is ________ inches.

A. 12
B. 16
C. 32
D. 42

Answer 93

B. 16

Question 94

Every dwelling unit shall be provided with a water closet, lavatory, and a __________.

A. bathtub
B. shower
C. bathtub or shower
D. bathtub and shower

Answer 94

C. bathtub or shower

Question 95

Footings on or adjacent to slope surfaces shall be founded in material with an embedment and setback from the slope surface sufficient to provide vertical and lateral support for the footing without detrimental settlement if the
slope is steeper than one unit vertical in one unit horizontal, the required setback shall be measured from an imaginary plane ______ degrees to the horizontal, projected upward from the toe of the slope.

A. 15
B. 30
C. 45
D. 60

Answer 95

C. 45 degrees

Question 96

Portions of a room with a sloping ceiling measuring less than _______ feet or a furred ceiling measuring less than _______ feet from the finished floor to the finished ceiling shall not be considered as contributing to the minimum required habitable area for that room.

A. 4, 8
B. 5, 7
C. 4, 7
D. 3, 6

Answer 96

B. 5, 7

Question 97

A single flat 2X4 member may be used as a header in interior or exterior nonbearing walls for openings up to _____ feet in width if the vertical distance to the parallel nailing surface above is not more than _____ inches.

A. 4, 12
B. 8, 24
C. 6, 18
D. 5, 24

Answer 97

B. 8, 24

Question 98

Dwelling units in two-family dwellings shall be separated from each other by wall and/or floor assemblies having not less than ___________ hour fire-resistance rating. Exceptions ignored.

A. 1/3
B. 1/2
C. 1
D. 2

Answer 98

C. 1 hour

Question 99

Habitable rooms shall not be less than ______ feet in any horizontal dimension.

A. 6
B. 7
C. 8
D. 10

Answer 99

B. 7

Question 100

A stairway riser shall be measured vertically between leading edges of the adjacent treads with the greatest riser height within any flight of stairs not to exceed the smallest by more than _______________ inch.

A. .167
B. .25
C. .375
D. .417

Answer 100

C. .375 inches

Question 101

The smoke-developed rating shall__________ where foam plastic is used in a roof covering assembly without a thermal barrier when the foam is separated from the interior of the building by wood structural panel sheathing
not less than 15/32 inch in thickness bonded with exterior glue and identified as Exposure 1, with edge supported by blocking or tongue-and-groove joints

A. be not more than 450
B. be not less than 450
C. be not more than 600
D. not be limited

Answer 101

D. not be limited

Question 102

Where enforcement of a code provision would violate the conditions of the listing of the equipment or appliance, appliance, the
________________________________.

A. building official shall decide which provision shall apply.
B. the board of review shall decide which provision shall apply.
C. conditions of the listing and manufacturer’s instructions shall apply
D. None of the above

Answer 102

C. conditions of the listing and manufacturer’s instructions shall apply

Question 103

No building or structure shall be used or occupied, and no change in the existing occupancy classification of a building or structure or portion thereof shall be made until the building official has issued a _______________ .

A. notice of compliance
B. use permit
C. certificate of occupancy
D. none of the above

Answer 103

C. certificate of occupancy ADMIN CODE

Question 104

The total net free ventilating area of an attic shall not be less than 1 to _____ of the area of the space. Exceptions ignored.

A. 50
B. 100
C. 150
D. 200

Answer 104

C. 150

Question 105

Where, in any specific case, different sections of this code specify different materials, methods of construction or other requirements, the
___________________ shall govern.

A. least restrictive
B. most restrictive
C. most economical
D. environmentally friendly

Answer 105

B. most restrictive

Question 106

Truss members and components shall not be cut, notched, spliced or otherwise altered in anyway without the approval of ___________________.

A. the IRC
B. a professional contractor
C. a residential designer
D. a registered design professional.

Answer 106

D. a registered design professional.

Question 107

_________ glazing in railings regardless of area or height above a walking surface are hazardous locations. Included are structural baluster panels and nonstructural infill panels.

A. All
B. 30 inch high
C. 24 inch high
D. 60 inch high

Answer 107

A. All

Question 108

When the code refers to LIB bracing as a braced wall line method, what does LIB stand for?

A. Lateral-inline-bracing
B. Let-in-bracing
C. Lumber-inline-bracing
D. Lumber-internally-braced

Answer 108

B. Let-in-bracing

Question 109

A _____ inch thick base course consisting of clean graded sand, gravel, crushed stone or crushed blast-furnace slag passing a 2 inch sieve shall be placed on the prepared subgrade when the slab is below grade. Exceptions ignored.

A. 2
B. 3
C. 4
D. 5

Answer 109

C. 4

Question 110

Joists exceeding a nominal ____________ shall be supported laterally by solid blocking, diagonal bridging (wood or metal), or a continuous 1-inch-by- 3-inch strip nailed across the bottom of joists perpendicular to joists at intervals not exceeding 8 feet. Exceptions ignored.

A. 2 x 12
B. 2 x 10
C. 2 x 8
D. 2 x 6

Answer 110

A. 2 x 12

Question 111

All wood in contact with the ground, embedded in concrete in direct contact with the ground or embedded in concrete exposed to the weather that supports permanent structures intended for human occupancy shall be
________________________________________________. Exceptions ignored,

A. approved pressure preservative treated wood suitable for ground contact use
B. approved cedar or redwood
C. coated with 2 coats of black tar, creosote or formaldehyde.
D. any of the above

Answer 111

A. approved pressure preservative treated wood suitable for ground contact use

Question 112

An artificial light source is not required at the top and bottom landing, provided an artificial light source is located
____________________________________________________.

A. adjacent to the stairway
B. at the beginning and end
C. directly over each stairway section
D. none of the above

Answer 112

C. directly over each stairway section

Question 113

A handrail shall be provided on at least one side of all ramps exceeding a slope of one unit vertical in _____ units horizontal.

A. 6
B. 8
C. 10
D. 12

Answer 113

D. 12

Question 114

Any stud may be bored or drilled, provided that the diameter of the resulting hole is no greater than _____ percent of the stud width, the edge of the hole is no closer than 5/8 inch to the edge of the stud, and the hole is not
located in the same section as a cut or notch. Exceptions ignored.

A. 25
B. 40
C. 50
D. 60

Answer 114

D. 60

Question 115

No person shall make connections from a utility, source of energy, fuel or power to any building or system that is regulated by this code for which a permit is required,
___________________________________________.

A. until approved by the utility
B. until approved by the building official
C. until the permit is issued
D. none of the above

Answer 115

B. until approved by the building official ?? ADMIN CODE

Question 116

The minimum width for concrete and masonry footings for a 2 story 4-inch brick veneer over light frame or 8-inch hollow concrete masonry
construction dwelling where the soil load bearing value is 2000 psf is ________ inches.

A. 12
B. 15
C. 21
D. 24

Answer 116

B. 15

Question 117

Notches in solid lumber joists, rafters and beams shall not exceed ________ of the depth of the member, shall not be longer than one-third of the depth of the member and shall not be located in the middle one-third of the
span.

A. one-third
B. one-fourth
C. one-sixth
D. one-fifth

Answer 117

C. one-sixth

Question 118

Wood basement floors shall be limited to applications where the differential depth of fill on opposite exterior foundation walls is ________ feet or less, unless special provision is made to resist sliding caused by unbalanced
lateral soil loads.

A. 2
B. 4
C. 5
D. 6

Answer 118

A. 2 feet

Question 119

A three story dwelling is in a area that has a basic wind speed of 70 mph. The top floor of the structure uses the LIB method of bracing to resist the lateral wind forces. The Southern exterior braced wall line on this top floor has
a braced wall line spacing of 30 feet. What is the minimum total length in feet of braced wall panels required along this braced wall line?

A. 4.5
B. 8.5
C. 12
D. 15.5

Answer 119

C. 12

Question 120

When there is usable space both above and below the concealed space of a floor/ceiling assembly, draftstops shall be installed so that the area of the concealed space does not exceed __________ square feet.

A. 750
B. 1,000
C. 1,500
D. 2,000

Answer 120

B. 1,000

Question 121

Which of the following is not listed as contained on a certificate of occupancy.

A. The name of the contractor
B. Any special stipulations and conditions of the building permit.
C. The name of the building official.
D. The building permit number.

Answer 121

B. Any special stipulations and conditions of the building permit. ADMIN CODE

Question 122

Before issuing a permit, the building official _____________________ or cause to be examined buildings, structures and sites for which an application has been filed.

A. is authorized to examine
B. must examine
C. shall examine
D. no authority to examine

Answer 122

A. is authorized to examine ADMIN CODE

Question 123

The opening between adjacent treads is not limited on stairs with a total rise of __________ inches or less.

A. 15
B. 24
C. 30
D. 42

Answer 123

C. 30

Question 124

Dwelling units in two-family dwellings shall be separated from each other by wall and/or floor assemblies having not less than ___________ hour fire-resistance rating if equipped throughout with an automatic sprinkler system
installed in accordance with NFPA 13.

A. 0
B. 1/2
C. 1
D. 2

Answer 124

B. 1/2 hour

Question 125

What is minimum specified compressive strength of concrete in psi for basement walls, foundation walls, exterior walls and other vertical concrete work exposed to the weather with moderate weathering potential.

A. 1500
B. 2000
C. 3000
D. 3500

Answer 125

C. 3000 psi

Question 126

All plumbing fixtures shall be connected to a sanitary sewer or to and _________________.

A. approved private sewage disposal system
B. holding tank
C. gravity flow pipe system to the outdoors
D. any of the above

Answer 126

A. approved private sewage disposal system

Question 127

What is the maximum rafter span for #1 Southern pine 2X8 spaced 16 inches OC with a ground snow load of 30 PSF and a dead load of 10 PSF with the ceiling not attached to the rafters.

A. 14-7
B. 14-7
C. 18-1
D. 19-9

Answer 127

C. 18-1

Question 128

Masonry chimney walls shall be constructed of solid masonry units or hollow masonry units grouted solid with not less than a ____ inch nominal thickness.

A. 2
B. 3
C. 4
D. 6

Answer 128

C. 4 inches

Question 129

In geographical areas where experience has shows a specific need, approved naturally durable or pressure-preservative-treated wood may be used for those portions of the wood structure or other parts that form the structural
supports of buildings, balconies, porches or similar permanent building part when those members are exposed to the elements without enough protection from a roof, eave, overhang or other covering that would inhibit moisture or
water gathering on the surface or at joints between members. If Local experience dictates, these members can include:

A. Horizontal members such as girders, joists and decking.
B. Vertical members such as posts, poles and columns. 3.
C. Both horizontal and vertical members.
D. any or all of the above.

Answer 129

D. any or all of the above.

Question 130

Ducts in the garage and ducts penetrating the walls or ceilings separating the dwelling from the garage shall be constructed of a minimum No. ________ gage sheet steel or other approved material and shall have no openings into the garage.

A. 30
B. 24
C. 26
D. 20

Answer 130

C. 26 ga

Question 131

An alternative material, design or method of construction shall be approved where the building official finds that the proposed design is satisfactory and complies with the intent of the provisions of this code, and that the material, method or work offered is, for the purpose intended, ______________________.

A. at least the equivalent of that prescribed in this code
B. superior to that prescribed in this code
C. even if it is not at least the equivalent of that prescribed in this code
D. none of the above

Answer 131

A. at least the equivalent of that prescribed in this code ?? ADMIN CODE

Question 132

A comparative measure, expressed as a dimensionless number, derived from visual measurements of the spread of flame versus time for a material tested in accordance with ASTM E 84 or UL 723.

A. FLAMABILITY INDEX
B. FLAMABILITY TIME CONSTANT
C. FLAME SPREAD INDEX
D. NONE OF THESE

Answer 132

C. FLAME SPREAD INDEX

Question 133

Glazing in railings with and area of _______sq. ft. or a height of _______ inches above a walking surface are considered hazardous
locations.

A. 9, 36
B. 12, 42
C. 6, 30
D. All glazing in railings regardless of an area or height

Answer 133

D. All glazing in railings regardless of an area or height

Question 134

What are the required steel reinforcement rods for an 12 inch thick masonry foundation wall with a height of 9 feet with a unbalanced backfill height of 8 feet constructed in SC soil.

A. #6 at 48″ o.c.
B. #4 at 48″ o.c.
C. #5 at 48″ o.c.
D. #6 at 56″ o.c.

Answer 134

D. #6 at 56″ o.c.

Question 135

Piping or ductwork placed in or partly in an exterior wall or interior loadbearing wall, necessitating cutting, drilling or notching of the top plate by more than 50 percent of its width, a galvanized metal tie of not less than ______ inches thick and 11/2 inches wide shall be fastened to each plate across and to each side of the opening with not less than ______ 10d nails having a minimum length of 11/2 inches (38 mm) at each side or equivalent.

A. 0.054, 8
B. 0.25, 8
C. 0.054, 6
D. 0.01, 4

Answer 135

A. 0.054, 8

Question 136

All emergency escape and rescue openings shall have a minimum net clear opening width of _______ inches.

A. 18
B. 20
C. 24
D. 30

Answer 136

B. 20

Question 137

What is the maximum stud spacing of 2X6 bearing walls when supporting two floors, roof and ceiling (inches).

A. 16
B. 19.2
C. 24
D. 32

Answer 137

A. 16 inches OC

Question 138

When fire sprinklers are installed in a garage, is an overhead garage door considered to be an obstruction with respect to placement of the sprinkler heads?

A. Yes
B. No
C. Overhead doors can not be used.
D. Extra sprinkler heads must be used to cover the areas obstructed by the overhead door when open.

Answer 138

B. No

Question 139

For a truss framed roof in wind exposure category B, with the trusses spaces 16” OC, and a roof span of 28 feet, if the basic wind design speed is 100 mph what is the uplift force on the each truss connection to the top plate of the wall? The roof pitch is 12:12,

A. 189
B. 251
C. 269
D. 217

Answer 139

A. 189 learn to compute

Question 140

Bathtub and shower floors and walls above bathtubs with installed shower heads and in shower compartments shall be finished with a
nonabsorbent surface that extend to a height of not less than ______ above the floor.

A. 6 feet
B. 7 feet
C. 6 feet 8 inches
D. 6 feet 10 inches

Answer 140

A. 6 feet

Question 141

What is the maximum span for sanded plywood combination subfloor underlayment of Species Group 2 if the plywood is 3/4 inch thick.

A. 16
B. 20
C. 24
D. 32

Answer 141

B. 20

Question 142

A wood structural panel for a roof has a span rating of 32/16 it is 1/2 inch thick. What is the maximum span in inches for this panel if the edges are supported.

A. 20
B. 24
C. 28
D. 32

Answer 142

D. 32

Question 143

Openings in doors through which a ______ inch sphere is unable to pass is not considered a hazardous location with respect to glazing.

A. 3
B. 6
C. 9
D. 12

Answer 143

A. 3

Question 144

Footings shall not bear on frozen soil unless
_____________________________________.

A. they reinforced with a minimum of two #4 rebars placed 4” from the bottom of the footing.
B. it is sandy gravel soil type
C. footings are a minimum of 30 inches wide and 8 inches deep
D. such frozen condition is of a permanent character

Answer 144

D. such frozen condition is of a permanent character

Question 145

Doors between the garage and residence shall be equipped with solid wood doors not less than _________ inches in thickness, solid or honeycomb core steel doors not less than ________ inches thick, or _________ minute fire rated doors.

A. 13/8, 13/8, 30
B. 13/8, 13/8, 20
C. 13/4, 13/4, 20
D. 13/8, 13/8, 60

Answer 145

B. 13/8, 13/8, 20

Question 146

Handrails for stairways shall be continuous for the full length of the flight, from a point directly above the top riser of the flight to a point directly __________ lowest riser of the flight. Exceptions ignored.

A. above
B. perpendicular to the
C. parallel
D. none of the above

Answer 146

A. above

Question 147

A comparative measure, expressed as a dimensionless number, derived from measurements of smoke obscuration versus time for a material tested in accordance with ASTM E 84 or UL 723.

A. FLAME TO SMOKE RATIO INDEX
B. SMOKE-DEVELOPED INDEX
C. TOXIC GAS INDEX
D. OBSURATION INDEX

Answer 147

B. SMOKE-DEVELOPED INDEX

Question 148

The triangular openings formed by the riser, tread and bottom rail of a guard at the open side of a stairway are permitted to be of such a size that a sphere _________ inches cannot pass through.

A. 4
B. 6
C. 8
D. 12

Answer 148

B. 6

Question 149

Winder stairway treads shall have a minimum tread depth of ______ inches measured between the vertical planes of the foremost projection of adjacent treads at the intersections with the walkline.

A. 10
B. 9
C. 8
D. 9.5

Answer 149

B. 9

Question 150

Where lighting outlets are installed in interior stairways, there shall be a wall switch at each floor level to control the lighting outlet where the stairway has ________ or more risers.

A. 3
B. 4
C. 5
D. 6

Answer 150

D. 6

Question 151

Used materials, equipment and devices
____________________________________________.

A. shall not be reused under any circumstance in new construction
B. shall be reused if the general contractor will accept liability for material performance failure.
C. shall not be reused unless approved by the building official
D. none of the above

Answer 151

C. shall not be reused unless approved by the building official ?? ADMIN CODE

Question 152

The ends of each joist, beam or girder shall have not less than _____ inches of bearing on metal. Exceptions ignored

A. 1.5
B. 2
C. 3
D. 4

Answer 152

A. 1.5

Question 153

What are the required steel reinforcement rods for an 10 inch thick foundation wall with a height of 9 feet with a unbalanced backfill height of 8 feet constructed in SC soil.

A. #4 at 24″ o.c.
B. #4 at 48″ o.c.
C. #5 at 56″ o.c.
D. #6 at 40″ o.c.

Answer 153

D. #6 at 40″ o.c.

Question 154

Where it is necessary to make an inspection to enforce the provisions of this code, is authorized to enter the structure or premises at
_________________ to inspect or to perform the duties imposed by this code, provided that if such structure or premises be occupied that credentials be presented to the occupant and entry requested.

A. any time
B. unannounced
C. reasonable times
D. all of the above

Answer 154

C. reasonable times ?? ADMIN CODE

Question 155

What is the minimum wall thickness in inches for a plain masonry foundation wall with a height of 8 feet with a unbalanced backfill height of 7 feet constructed in sandy gravel soil.

A. 6
B. 8
C. 10
D. 12

Answer 155

D. 12

Question 156

Risers shall be vertical or sloped from the underside of the leading edge of the tread above at an angle not more than ________ degrees from the vertical.

A. 15
B. 30
C. 45
D. 60

Answer 156

B. 30

Question 157

The minimum stairway tread depth shall be \_\_\_\_\_\_\_\_\_ inches.
A. 9
B. 10
C. 10.5
D. 11

Answer 157

A. 9 inches

Question 158

The minimum openable area to the outdoors shall be ________ percent of the floor area being ventilated.

A. 4
B. 6
C. 8
D. 10

Answer 158

A. 4 percent

Question 159

Handrails with a circular cross section shall have an outside diameter of at least _________ inches and not greater than _________ inches .

A. 13/4, 2
B. 11/4, 2 1/2
C. 11/4, 2
D. 1, 2 1/4

Answer 159

C. 11/4, 2

Question 160

In dwellings or dwelling units with split levels and without an intervening door between the adjacent levels, a smoke alarm installed on the upper level shall suffice for the adjacent lower level provided that the lower level is less than__________________.

A. 4 feet below the upper level
B. 8 feet below the upper level
C. one full story below the upper level
D. any of the above

Answer 160

C. one full story below the upper level

Question 161

Slate shingles shall only be used on slopes of ____ units vertical in 12 units horizontal or greater.

A. 2
B. 3
C. 4
D. 6

Answer 161

C. 4

Question 162

Garage floor surfaces shall be of approved __________________ material.

A. noncombustible
B. concrete
C. asphalt or concrete
D. cement

Answer 162

A. noncombustible

Question 163

What is minimum specified compressive strength of concrete in psi for porches, carport slabs and steps exposed to the weather, and garage floor slabs with severe weathering potential.

A. 1500
B. 2000
C. 2500
D. 3500

Answer 163

D. 3500

Question 164

What is the maximum span for a header constructed of 3 2X8s douglas fir-larch a building 28 feet wide and supporting the two floors.

A. 4 feet 5 inches
B. 6 feet 7 inches
C. 5 feet 2 inches
D. 6 feet 3 inches

Answer 164

C. 5 feet 2 inches

Question 165

What is the maximum allowable span for #1 Spruce-pine-fir 2X6 floor joist space 19.2 inches OC with a live load of 40 psf and a dead load of 10 psf, in residential living areas.

A. 9 feet 8 inches
B. 8 feet 9 inches
C. 10 feet 6 inches
D. 7 feet 8 inches

Answer 165

B. 8 feet 9 inches

Question 166

Chimneys shall extend at least _____ feet higher than any portion of a building within _____ feet, but shall not be less than _____ feet above the highest point where the chimney passes through the roof.

A. 3, 12, 6
B. 4, 4, 3
C. 2, 10, 3
D. 2, 8, 3

Answer 166

C. 2, 10, 3

Question 167

Notches in flanges and lips of load-bearing steel floor framing members shall _______________.

A. be a maximum of 1/2 of the flange width
B. be allowed if they are closer than 10 inches from bearing ends
C. not be allowed
D. none of these

Answer 167

C. not be allowed

Question 168

What is the maximum allowable span for SS Douglas fir-larch 2X6 floor joist space 12 inches OC with a live load of 30 psf and a dead load of 10 psf, in residential sleeping areas.

A. 10feet 8 inches
B. 10feet 10 inches
C. 12feet 6 inches
D. 12feet 10 inches

Answer 168

C. 12feet 6 inches

Question 169

When the header joist span exceeds _____ feet, the trimmer joists and the header joist shall be doubled and of sufficient cross section to support the floor joists framing into the header.

A. 3
B. 4
C. 5
D. 6

Answer 169

B. 4

Question 170

An exterior wall element is required to be fire-resistance rated, there is another structure less than 5 feet of the fire-resistance rated wall. Is this a violation of the code?

A. Yes
B. No
C. Code does not apply here.
D. not enough information to answer

Answer 170

D. not enough information to answer

Question 171

The rough-framed opening for attic access shall not be less than ____________ inches and shall be located in a hallway or other readily accessible location.

A. 18X22
B. 20X30
C. 24X30
D. 18X30

Answer 171

B. 20X30

Question 172

Handrails shall be permitted to be interrupted by a newel post ___________.

A. at the turn
B. only
C. if the turn is more than 90 degrees
D. none of the above

Answer 172

A. at the turn

Question 173

In dwelling units, where the opening of an operable window is located more than 72 inches above the finished grade or surface below, the lowest part of the clear opening of the window shall be a minimum of ________ inches above the finished floor of the room in which the window is located.

A. 24
B. 6
C. 8
D. 12

Answer 173

A. 24 inches

Question 174

The top flanges of steel joists shall be laterally braced by the application of floor sheathing fastened to the joists. Floor joists with spans that exceed ______ feet shall have the bottom flanges laterally braced.

A. 6
B. 8
C. 12
D. 14

Answer 174

C. 12 feet

Question 175

Solid masonry walls of one-story dwellings and garages shall not be less than _____ inches in thickness when not greater than _____ feet in height, provided that when gable construction is used, an additional _____ feet is permitted to the peak of the gable.

A. 9, 6, 6
B. 9, 6, 9
C. 8, 6, 6
D. 6, 9, 6

Answer 175

D. 6, 9, 6 feet

Question 176

The concentration, rate of application and treatment method of the termiticide shall be in strict compliance with____________________.

A. 5 lbs. per 100 sq ft
B. 10 lbs. per 100 sq ft
C. 20 lbs. per 100 sq ft
D. the termiticide label

Answer 176

D. the termiticide label

Question 177

What is the maximum span for a girder constructed of 3 2X10s douglas fir-larch a building 28 feet wide and supporting the roof, ceiling and two clear span floors. The ground snow load in the area is 30 psf.

A. 5 feet 1 inches
B. 6 feet 4 inches
C. 5 feet 8 inches
D. 7 feet 6 inches

Answer 177

A. 5 feet 1 inches

Question 178

Notches in solid lumber joists, rafters and beams shall not exceed _______ of the depth of the member, shall not be longer than _______ of the depth of the member and shall not be located in the middle _______ of the
span.

A. one-sixth, one-third, one-half
B. one-third, one-third, one-third
C. one-sixth, one-third, one-third
D. one-sixth, one-half, one-third

Answer 178

C. one-sixth, one-third, one-third

Question 179

Where there is a conflict between a general requirement and a specific requirement, the __________ requirement shall be applicable.

A. specific
B. general
C. most general
D. least specific

Answer 179

A. specific

Question 180

The minimum width for concrete and masonry footings for a 2 story 4-inch brick veneer over light frame or 8-inch hollow concrete masonry
construction dwelling where the soil load bearing value is 1500 psf is ________ inches.

A. 12
B. 15
C. 21
D. 24

Answer 180

B. 15 inches

Question 181

Untreated wood may be used where
____________________________________________.

A. painted properly
B. partial submerged in fresh water
C. entirely below groundwater level or continuously submerged in fresh
D. none of the above

Answer 181

C. entirely below groundwater level or continuously submerged in fresh water

Question 182

Does a 200 square foot garage floor have to have a vapor retarder under the concrete slab?

A. Yes
B. No
C. Only if it is not heated.
D. Only if it is heated.

Answer 182

D. Only if it is heated.

Question 183

A (An) _____________ residential fire sprinkler system shall be installed in one- and two- family dwellings.

A. Copper or brass
B. automatic
C. remote control
D. none of these

Answer 183

D. none of these except townhouses then automatic

Question 184

Garages beneath habitable rooms shall be separated from all habitable rooms above by not less than ______________________________ or equivalent.

A. 1/2 inch gypsum board
B. 5/8 inch gypsum board
C. 1/2 inch Type X gypsum board
D. 5/8 inch Type X gypsum board

Answer 184

D. 5/8 inch Type X gypsum board

Question 185

What is the maximum allowable span for a 4 × 3 × 1/4 lintel supporting masonry veneer with one story above.

A. 8′-0″
B. 6′-0″
C. 4′-6″
D. 3′-0″

Answer 185

B. 6′-0″

Question 186

Glazing in an individual fixed or operable panel adjacent to a door where the nearest vertical edge of the glazing is within a ______ inch arc of either vertical edge of the door in a closed position and where the bottom exposed edge of the glazing is less than _______ inches above the floor or walking surface shall be considered a hazardous location.

A. 24, 60
B. 78, 78
C. 72, 72
D. 48, 48

Answer 186

A. 24, 60 inches

Question 187

Within crawlspaces where entry is made only for service of utilities, foam plastics shall be protected against ignition by ______________,

A. 11/2-inch thick mineral fiber insulation or 1/4-inch hardboard
B. 1/4-inch thick wood structural panels or 3/8-inch gypsum board
C. 3/8-inch particle board, or corrosion-resistant steel having a base
metal thick-ness of 0.016 inch
D. any or all of the above

Answer 187

D. any or all of the above

Question 188

What is the maximum allowable span for #3 Hem-fir 2X10 floor joist space 16 inches OC with a live load of 30 psf and a dead load of 20 psf, in residential sleeping areas.

A. 10feet 8 inches
B. 10feet 2 inches
C. 12feet 6 inches
D. 11feet 8 inches

Answer 188

D. 11feet 8 inches

Question 189

The maximum total deflection of structural members that support glass unit masonry shall not exceed _________.

A. l/300
B. l/500
C. l/600
D. l/160

Answer 189

C. l/600

Question 190

When more than one smoke alarm is required to be installed within an individual dwelling unit the alarm devices shall be ________________.

A. independent
B. within audible distance of each other
C. placed a uniform distances within the dwelling
D. interconnected

Answer 190

D. interconnected

Question 191

In buildings with combustible ceiling or roof construction, an attic access opening shall be provided to attic areas that exceed ______ square feet and have a vertical height of ______ inches or greater.

A. 400, 60
B. 22, 30
C. 18, 22
D. 30, 22

Answer 191

A. 400, 60

Question 192

Where joists, trusses or rafters are spaced more than 16 inches on center and the bearing studs below are spaced 24 inches on center, such members shall bear within _____ inches of the studs beneath.

A. 8
B. 6
C. 5
D. 2

Answer 192

C. 5 inches

Question 193

With regard to wood floor framing, blocking shall be a minimum of utility grade lumber. Subflooring may be a minimum of utility grade lumber or _________ common grade boards.

A. No. 1
B. No. 2
C. No. 3
D. No. 4

Answer 193

B. No. 4

Question 194

When the code refers to LIB bracing as a braced wall line method, what does LIB stand for?

A. Wind shear panel
B. Wood shear plywood
C. Wind structural-resistive panel
D. Wood structural panel

Answer 194

D. Wood structural panel

Question 195

Every landing where a stairway has a straight run shall have a minimum dimension of _________ measured in the direction of travel.

A. 36 inches
B. 32 inches
C. 44 inches
D. non of the above

Answer 195

A. 36 inches

Question 196

Where a stairway of __________ risers is located on the exterior side of a door, other than the required exit door, a landing is not required for the exterior side of the door.

A. two
B. two or fewer
C. three
D. two or fewer

Answer 196

B. two or fewer

Question 197

Handrail ends shall be returned or shall terminate in newel posts or _________.

A. safety terminals
B. above the risers
C. at any point above the stairs
D. none of the above

Answer 197

A. safety terminals

Question 198

The provisions of the International Residential Code applies to the construction of detached one and two family dwellings and multiple single family dwellings not more than ____________ stories in height with a separate means of egress and their accessory structures.

A. one
B. two
C. three
D. four

Answer 198

C. three

Question 199

What is minimum specified compressive strength of concrete basement walls in psi, foundations and other concrete not exposed to the weather with moderate weathering potential.

A. 2500
B. 3000
C. 3500
D. 3750

Answer 199

A. 2500

Question 200

Every dwelling unit shall have at least one habitable room that shall have not less than _________ square feet of gross floor area.

A. 90
B. 100
C. 120
D. 180

Answer 200

C. 120 sq ft

Question 201

When supported by steel-framed walls, cold-formed steel floor framing shall be constructed with floor joists located directly in-line with load-bearing studs located below the joists with a maximum tolerance of ____ inch between the center lines of the joist and the stud.

A. 1/2
B. 3/4
C. 1
D. 3/8

Answer 201

A. 3/4 inches

Question 202

For the purpose of determining light and ventilation requirements, any room shall be considered as a portion of an adjoining room when at least 1/2 of the area of the common wall is open and unobstructed and provides an
opening of not less than 1/10 of the floor area of the interior room but not less than ___________ square feet.

A. 25
B. 50
C. 75
D. 100

Answer 202

A. 25

Question 203

The ends of each joist, beam or girder shall have not less than _____ inches of bearing on wood or metal. Exceptions ignored

A. 3/4
B. 1.5
C. 3
D. 4.5

Answer 203

B. 1.5

Question 204

What is the maximum stud spacing for nominal panel thickness of 7/16 inch wood structural panel wall sheathing used to resist wind pressures.

A. 16
B. 19.2
C. 24
D. 32

Answer 204

C. 24 inches

Question 205

What is the minimum R value for insulation installed in a exterior building wood frame wall in a single family dwelling.

A. R-21
B. R-13
C. R-19
D. R15 or R13 + 2.5
E. C or D

Answer 205

D. R15 or R13 + 2.5

Question 206

In Table R502.3.1(1) Floor Joist Spans For Common Lumber Species (Residential Sleeping Areas, Live Load = 30 Psf, what maximum deflection are the values in the table based on.

A. L/Δ = 360
B. L/Δ = 240
C. L/Δ = 120
D. L/Δ = 180

Answer 206

A. L/Δ = 360

Question 207

For interior stairs the artificial light sources shall be capable of illuminating treads and landings to levels not less than ______ foot-candles measured at the center of treads and landings. Exceptions ignored.

A. 1
B. 2
C. 6
D. 10

Answer 207

A. 1

Question 208

The landing at an exterior doorway shall not be more than ____________ inches below the top of the threshold, provided the door, other than an exterior storm or screen door does not swing over the landing.

A. .25
B. .75
C. 1.5
D. 8.25

Answer 208

D. 8.25 inches

Question 209

Draftstopping shall divide the concealed space into __________________.

A. manageable flame spread areas
B. separate fire resistant domains
C. ventilation segments
D. approximately equal areas

Answer 209

D. approximately equal areas

Question 210

Bathtub and shower floors and walls above bath tubs with installed shower heads and in shower compartments shall be finished with_____________________________________

A. ceramic tile
B. glass, tile, marble or other hard material
C. a nonabsorbent surface
D. a watertight enclosure

Answer 210

C. a nonabsorbent surface

Question 211

Wood-framed buildings shall be limited to _______ stories above grade plane or the limits given in Table R602.10.3(3).

A. Two
B. Three
C. Four
D. Five

Answer 211

B. Three

Question 212

All exterior footings shall be placed at least ___________ inches below the undisturbed ground surface.

A. 12
B. 16
C. 20
D. 24

Answer 212

A. 12 inches

Question 213

All vertical joints of panel sheathing shall occur over, and be fastened to, common studs. Horizontal joints in braced wall panels shall occur over, and be fastened to, common blocking of a minimum ___________ thickness.

A. 11/2 inch (38 mm)
B. 2 inch (50.8 mm)
C. 1 inch (25.4 mm)
D. 3/4 inch (19.0 mm)

Answer 213

A. 11/2 inch (38 mm)

Question 214

Handrails adjacent to a wall shall have a space of not less than ______ inch between the wall and the handrails.

A. 1- 1/2
B. 1-1/4
C. 2
D. 1

Answer 214

A. 1- 1/2

Question 215

What is the presumed load bearing value in pounds per square foot of silty clay.

A. 2,000
B. 2,500
C. 3,500
D. 4,000

Answer 215

A. 2,000

Question 216

It shall be the duty of the _________________ to notify the building official that such work is ready for inspection.

A. permit holder or their agent
B. owner
C. contractor
D. none of the above

Answer 216

A. permit holder or their agent

Question 217

At least one egress door shall be provided for each dwelling unit. The egress door shall be side-hinged, and shall provide a minimum clear width of _______________ when measured between the face of the door and the stop,
with the door open 90 degrees (1.57 rad).

A. 30 inches (762 mm)
B. 32 inches (813 mm)
C. 34 inches (864 mm)
D. 36 inches (914 mm)

Answer 217

B. 32 inches (813 mm)

Question 218

The radius of curvature at the leading edge of a tread shall be no greater than __________ inch.

A. 9/16
B. 1/2
C. 3/4
D. 1 1/4

Answer 218

A. 9/16 inch

Question 219

An automatic residential fire sprinkler system shall not be required when additions or alterations are made to ___________ townhouses that do not have an automatic residential fire sprinkler system installed.

A. new single story
B. new slab on grade
C. existing
D. none of these

Answer 219

C. existing

Question 220

On exterior walls that require bracing, walls parallel to a braced wall that are part of that bracing structure line shall be offset not more than _____________ from the designated braced wall line location.

A. 1 foot (304 mm)
B. 2 feet (609 mm)
C. 4 feet (1219 mm)
D. 6 feet (1829 mm

Answer 220

C. 4 feet (1219 mm)

Question 221

A smoke alarm shall be installed outside each separate sleeping area in the immediate vicinity of _____________.

A. the garage
B. the habitable rooms
C. all areas of the dwelling
D. the bedrooms

Answer 221

D. the bedrooms

Question 222

Truss design drawings, shall be provided to the building official and approved ____________.

A. prior to installation
B. at the job site
C. after installation is completed
D. none of the above

Answer 222

A. prior to installation

Question 223

_____________________________ as required by this code, shall be available on the job site at the time of inspection.

A. General Contractors license
B. A list of contractors & sub-contractors
C. Inspection certificates
D. Manufacturer’s installation instructions

Answer 223

D. Manufacturer’s installation instructions

Question 224

Smoke alarms shall receive their primary power from _______________. Exceptions ignored.

A. a emergency power source
B. a battery UPS system
C. the building wiring
D. the battery within each unit

Answer 224

C. the building wiring

Question 225

Beveling of stair nosing shall not exceed ________ inch.

A. 3/8
B. 1/2
C. 3/4
D. 1/4

Answer 225

B. 1/2 inch

Question 226

Air exhaust and intake openings that terminate outdoors shall be protected with corrosion resistant screens, louvers or grilles having a minimum opening size of ______ inch and a maximum opening size of ______ inch in
any dimension.

A. 1/8, 1/4
B. 1/2, 1
C. 1/4, 1/2
D. 3/8, 3/4

Answer 226

C. 1/4, 1/2 inch

Question 227

The diameter of holes bored or cut into members shall not exceed ______ the depth of the member.

A. 1/4
B. 1/3
C. 1/2
D. 2/3

Answer 227

B. 1/3

Question 228

All foam plastic or foam plastic cores used as a component in manufactured assemblies used in building construction shall have a flamespread rating of not more than ______ and shall have a smoke-developed
rating of not more than _______. Exceptions ignored.

A. 75, 450
B. 450, 75
C. 100, 350
D. 350, 100

Answer 228

A. 75, 450

Question 229

A wood structural panel for a roof has a span rating of 24/16 it is 7/16 inch thick. What is the maximum span in inches for this panel if the edges are not supported.

A. 12
B. 16
C. 24
D. 28

Answer 229

C. 24 inches

Question 230

The minimum horizontal area of the window well used as a emergency escape and rescue shall be _______ square feet, with a minimum horizontal projection and width of 36 inches.

A. 6
B. 9
C. 12
D. 15

Answer 230

B. 9 sq ft

Question 231

Asphalt shingles shall only be used on roof slopes of ____ units vertical in 12 units horizontal or greater.

A. 2
B. 3
C. 4
D. 5

Answer 231

A. 2

Question 232

The ends of each rafter or ceiling joist shall have not less than _____ inches of bearing on wood or metal and not less than _____ inches on masonry or concrete.

A. 11/2, 3
B. 2, 4
C. 2, 3
D. 11/2, 4

Answer 232

A. 1-1/2, 3

Question 233

The floor or landing at the exit door required by code shall not be more than _____ inches lower than the top of the threshold. Exceptions ignored.

A. .25
B. .75
C. 1.5
D. 7.75

Answer 233

C. 1.5 inches

Question 234

For solid masonry units, solid grouted hollow units, or hollow units in anchored masonry veneer, wall ties shall be embedded in mortar bed at least _____________________.

A. 1 inch (25.4 mm)
B. 2 inches (38 mm)
C. 1-1/2 inches (50.8 mm)
D. 3 inches (76.2mm)

Answer 234

C. 1-1/2 inches (50.8 mm)

Question 235

What is the presumed load bearing value in pounds per square foot of sedimentary and foliated rock.

A. 1,500
B. 2,000
C. 6,000
D. 12,000

Answer 235

C. 6,000 psf

Question 236

The walking surface of treads and landings of stairways shall be sloped no steeper than _________________.

A. 1-percent slope
B. 2-percent slope
C. 3-percent slope
D. 4-percent slope

Answer 236

B. 2-percent slope

Question 237

The ends of each joist, beam or girder shall have not less than _____ inches of bearing on masonry or concrete. Exceptions ignored

A. 1.5
B. 2
C. 3
D. 4

Answer 237

C. 3 inches

Question 238

Owner-occupied lodging houses with ___________ guestrooms shall be permitted to be constructed in accordance with the International Residential Code for One- and Two-family Dwellings when equipped with a fire sprinkler system.

A. two or fewer
B. three or fewer
C. four or fewer
D. five or fewer

Answer 238

D. five or fewer

Question 239

Fire resistance rated floor ceiling and wall assemblies shall extend to and be tight against the exterior wall, and wall assemblies shall extend ________________________. Exceptions ignored.

A. through the roof
B. to the underside of the roof sheathing
C. beyond the roof to a minimum height of 30 inches
D. none of the above

Answer 239

B. to the underside of the roof sheathing

Question 240

Which type of glazing may not be used in a skylight.

A. Fully tempered glass.
B. Heat strengthened glass.
C. Double strength glass.
D. Wired glass.

Answer 240

C. Double strength glass.

Question 241

What is the fastener requirement for the roof rafters to ridge, valley or hip rafters face nailed when using 16d nails.

A. 2-16d
B. 3-8d
C. 3-16d
D. 4-10d

Answer 241

A. 2-16d

Question 242

What is the maximum allowable span for cold-formed steel joists size 800S162-43 loaded with a live load of 40 PSF and spaced 16 inches OC.

A. 15′-6″
B. 15′-6″
C. 12′-3″
D. 14′-1″

Answer 242

D. 14′-1″

Question 243

The minimum headroom above a spiral staircase is _______________.

A. 6 feet 6 inches
B. 6 feet 8 inches
C. 6 feet 4 inches
D. 7 feet

Answer 243

A. 6 feet 6 inches

Question 244

The minimum width of a hallway shall be not less than ________________.

A. 3 feet
B. 38 inches
C. 36 inches
D. A and C

Answer 244

D. A and C

Question 245

The minimum flange width in inches of cold formed steel joist with a web depth of 10 inches is __________.

A. 2
B. 1.75
C. 1.5
D. 1.625

Answer 245

D. 1.625

Question 246

What is the minimum thickness of lumber floor sheathing in inches, where the floor joists are spaced 24 inches OC and is installed perpendicular to the joist.

A. 11/16
B. 5/8
C. 3/4
D. 1

Answer 246

A. 11/16

Question 247

Handrails shall not project more than ___________ inches on either side of the stairway.

A. 2.5
B. 3
C. 4
D. 4.5

Answer 247

D. 4.5

Question 248

For new construction, an approved _______________ alarm shall be installed outside of each separate sleeping area in the immediate vicinity of the bedrooms in dwelling units within which fuel-fired appliances are installed and in dwelling units that have attached garages.

A. carbon dioxide
B. carbon monoxide
C. greenhouse gas
D. methane gas

Answer 248

B. carbon monoxide

Question 249

Slump of concrete placed in removable forms shall not exceed ___________. Exceptions ignored.

A. 4 inches (101mm)
B. 6 inches (152 mm)
C. 8 inches (203 mm)
D. 12 inches (304 mm)

Answer 249

B. 6 inches (152 mm)

Question 250

All unit skylights installed in a roof with a pitch flatter than _______ units vertical in 12 units horizontal shall be mounted on a curb extending at least _____________ inches above the plane of the roof unless otherwise specified in the manufacturer’s installation instructions.

A. two, 6
B. three, 6
C. four, 6
D. three, 4

Answer 250

D. three, 4

Question 251

When the header joist span does not exceed ______ feet, the header joist may be a single member the same size as the floor joist.

A. 3
B. 4
C. 5
D. 6

Answer 251

B. 4

Question 252

Type GW soil is a Group ____ soil group member.

A. I
B. II
C. III
D. IV

Answer 252

A. I

Question 253

Handrails with a perimeter greater than _______ inches shall provide a graspable finger recess area on both sides of the profile.

A. 4
B. 5.5
C. 6
D. 61/4

Answer 253

D. 6-1/4

Question 254

What is the maximum ceiling joist span for #2 Hem-fir 2X8 spaced 12 inches OC, with a live load of 10 PSF and a dead load of 5 PSF in an
uninhabitable attics without storage.

A. 10-3
B. 15-10
C. 18-2
D. 24-0

Answer 254

D. 24-0

Question 255

Buildings shall have approved address numbers, building numbers or
approved building identification placed in a position that is plainly legible and
visible from the street or road fronting the property. These numbers shall
contrast with their background. Address numbers shall be Arabic numbers or
alphabetical letters. Numbers shall be a minimum of ____________ high with a
minimum stroke width of _____________. Where access is by means of a
private road and the building address cannot be viewed from the public way, a
monument, pole or other sign or means shall be used to identify the structure.
A. 3 inches (77 mm), 1/2 inch (12.7 mm)
B. 4 inches (102 mm), 1/2 inch (12.7 mm)
C. 4 inches (102 mm), 1/4 inch (6.4 mm)
D. 6 inches (153 mm), 1/2 inch (12.7 mm)

Answer 255

B. 4 inches (102 mm), 1/2 inch (12.7 mm)

Question 256

The grade away from foundation walls shall fall a minimum of_____ inches within the first _____ feet. Exceptions ignored.

A. 10, 6
B. 8, 12
C. 12, 12
D. 6, 10

Answer 256

D. 6, 10

Question 257

The building official shall issue all necessary _______________ to ensure compliance with this code.

A. permits
B. certificates
C. restrictions
D. notices or orders

Answer 257

A. permits

Question 258

The building official shall receive applications, review construction documents and issue permits for the erection and alteration of buildings and structures, inspect the premises for which such permits have been is _______________.

A. reject any provision of this code he sees fit
B. enforce compliance with the provisions of this code
C. add any articles he feels the code is lacking
D. all of the above

Answer 258

B. enforce compliance with the provisions of this code

Question 259

The use of a volute, turnout, starting easing or starting newel shall be allowed over the ___________ tread.

A. last
B. first
C. first and last
D. lowest

Answer 259

D. lowest

Question 260

Carports not open on _________ side(s) shall be considered a garage and shall comply with the provisions of this section for garages.

A. one
B. two
C. three
D. all four

Answer 260

B. two

Question 261

Flue lining systems for gas appliances shall be in accordance with Chapter _____.

A. VI
B. 23
C. 24
D. 27

Answer 261

A. VI

Question 262

What is the maximum cantilever span for 2X10 floor joists 24 inches oc, with a ground snow load of 50 psf.

A. 20 inches
B. 40 inches
C. 48 inches
D. 60 inches

Answer 262

B. 40 inches

Question 263

Foam-filled doors _________________ from the requirements of Section R314.1.

A. are exempt
B. are included

Answer 263

A. are exempt

Question 264

What is the maximum allowable span for cold-formed steel joists size 1200S162-54 loaded with a live load of 30 PSF and spaced 16 inches OC.

A. 23′- 4″
B. 19′-7″
C. 21′-3″
D. 16′-8″

Answer 264

D. 16′-8″

Question 265

Basements and every sleeping room shall have at least _____________________.

A. one openable emergency escape and rescue opening
B. two openable emergency escape and rescue openings
C. one emergency escape and rescue opening
D. two openable emergency escape and rescue opening

Answer 265

A. one openable emergency escape and rescue opening

Question 266

What is the minimum wall thickness in inches for a plain masonry foundation wall with a height of 7 feet with a unbalanced backfill height of 4 feet constructed in sandy clay soil.

A. 5
B. 6
C. 7
D. 8

Answer 266

D. 8 inches

Question 267

A wood structural panel for a subfloor has a span rating of 24/16 it is 7/16 inch thick. What is the allowable live load in psf for this panel if the floor joists are spaced 16” o.c.

A. 30
B. 50
C. 100
D. 180

Answer 267

C. 100

Question 268

All emergency escape and rescue openings on the shall have a minimum net clear opening of _____________ square feet. Exceptions ignored.

A. 3.2
B. 4
C. 5.7
D. 7.5

Answer 268

B. 4 sq ft

Question 269

Wood foundation basements shall be drained and _______________ in accordance with Sections R405 and R406, respectively.

A. dampproofed
B. waterproofed
C. rainproofed
D. none of the above

Answer 269

A. dampproofed

Question 270

The minimum width for concrete and masonry footings for a 3 story 8-inch solid or fully grouted masonry construction dwelling where the soil load bearing value is 1500 psf is ________ inches.

A. 12
B. 21
C. 29
D. 42

Answer 270

D. 42

Question 271

Joists framing into the side of a wood girder shall be supported by approved framing anchors or on ledger strips not less than nominal __________________.

A. 2 X 2
B. 2 X 4
C. 1 X 4
D. 2 X 6

Answer 271

A. 2 X 2

Question 272

Any wood stud in an exterior wall or bearing partition may be cut or notched to a depth not exceeding ______ percent of its width.

A. 25
B. 35
C. 40
D. 60

Answer 272

A. 25

Question 273

_______________________ is required at all interconnections between concealed vertical and horizontal spaces such as occur at soffits, drop ceilings and cove ceilings.

A. Draftstopping
B. Smoke barriers
C. Fireblocking
D. non of the above

Answer 273

C. Fireblocking

Question 274

Where eave or cornice vents are installed, insulation shall not block the free flow of air so that a minimum of a ____ inch(es) space shall be provided between the insulation and the roof sheathing at the location of the vent.

A. 1
B. 2
C. 3
D. 4

Answer 274

A. 1 inch

Question 275

Open stair risers are permitted if the opening between treads does not permit the passage of a _____ inch diameter sphere.

A. 4
B. 6
C. 7
D. 8

Answer 275

A. 4 inches

Question 276

There shall be a floor or landing ___________ of each exterior door. Exceptions ignored.

A. on the inside
B. on the outside
C. on either the inside or outside
D. on each side

Answer 276

D. on each side

Question 277

Beams, girders or other concentrated loads supported by a wall or column shall have a bearing of at least 3 inches in length measured parallel to the beam upon solid masonry not less than _____ inches in thickness, or upon
a metal bearing plate of adequate design and dimensions to distribute the load safely, or upon a continuous reinforced masonry member projecting not less than 4 inches from the face of the wall.

A. 1.5
B. 2
C. 3
D. 4

Answer 277

D. 4 inches

Question 278

Insulation materials, including facings, such as vapor retarders or vapor permeable membranes installed within floor-ceiling assemblies, roof-ceiling assemblies, wall assemblies, crawl spaces and attics shall have a flame-spread index not to exceed ________ with an accompanying smoke-developed index
not to exceed ______. Exceptions ignored.

A. 25, 450
B. 50, 600
C. 65, 450
D. 25, 200

Answer 278

A. 25, 450

Question 279

Bars, grills, covers, screens or similar devices are permitted to be placed over emergency escape and rescue openings, bulkhead enclosures, or windowwells that serve such openings, provided the minimum net clear
opening size complies with the code and such devices shall be _____________ from the inside without the use of a key, tool, special knowledge or force greater than that which is required for normal operation of the escape and rescue opening.

A. releasable
B. removable
C. releasable or removable
D. any of the above

Answer 279

D. any of the above

Question 280

If any concealed trap, drain pipe, water, soil, waste or vent pipe becomes defective and it becomes necessary to remove and replace the same with new material, such work shall be considered as ______________________.

A. old work no permit is needed
B. new work and a permit shall be obtained
C. existing work
D. none of the above

Answer 280

B. new work and a permit shall be obtained

Question 281

“The IRC Code regulates the construction of steel floor framing for buildings not greater than _____ feet in length perpendicular to the joist span, not greater than _____ feet in width parallel to the joist span, and less than or equal to _______ stories above grade plane”

A. 60, 60, 2
B. 60, 28,3
C. 60, 40, 3
D. 40, 36, 3

Answer 281

C. 60, 36, 2

Question 282

Single trimmer joists may be used to carry a single header joist that is located within _____ feet of the trimmer joist bearing.

A. 3
B. 4
C. 5
D. 6

Answer 282

A. 3

Question 283

Handrails shall be provided on at least one side of each continuous run of treads or flight with _______ or more risers.

A. two
B. three
C. four
D. six

Answer 283

C. four

Question 284

What is the fastener requirement for the blocking between wood joists or rafters to top plate, toe nail.

A. 3-8d
B. 4-8d
C. 3-10d
D. 4-10d

Answer 284

A. 3-8d

Question 285

The garage shall be separated from the residence and its attic area by not less than ___________________ applied to the garage side.

A. 5/8-inch Type X gypsum board or equivalent
B. 1/2-inch gypsum board or equivalent
C. 3/4 inch fiberboard, plywood or 1/2 gypsum board
D. non of the above

Answer 285

B. 1/2-inch gypsum board or equivalent

Question 286

The required quality mark on each piece of pressure preservatively treated lumber or plywood shall contain which of the following information.

A. Identification of the treating plant, type of preservative, the minimum preservative retention, end use for which the product was treated
B. Standard to which the product was treated, identity of the approved inspection agency
C. Identity of the approved inspection agency, the designation “Dry”, if applicable.
D. all of the above

Answer 286

D. all of the above

Question 287

The construction of buildings and structures in accordance with the provisions of this code shall result in a system that provides a complete load path that meets all requirements for the transfer of all loads from their point of origin through the load resisting elements to the _____________.

A. floor
B. exterior walls
C. building structure
D. foundation

Answer 287

D. foundation

Question 288

Openings from a private garage directly into a room used for sleeping purposes ___________________.

A. must be protected by a minimum 20 minute fire rated covering.
B. must have a 1- 3/8 inch self closing door with a 20 minute fire rating.
C. are limited to single leaf swinging doors with 20 minute fire rating.
D. shall not be permitted

Answer 288

D. shall not be permitted

Question 289

Foam plastics may be used without a thermal barrier when the foam plastic is protected by a minimum _____ inch(es) thickness of masonry or concrete.

A. 1
B. 2
C. 3
D. 4

Answer 289

A. 1 ??

Question 290

Wood columns shall be approved _________________. Exceptions ignored.

A. wood of natural decay resistance
B. pressure preservatively treated wood
C. either of the above
D. none of the above

Answer 290

C. either of the above

Question 291

For a truss framed roof in wind exposure category B, with the trusses spaces 24” OC, and a roof span of 32 feet, if the basic wind design speed is 90 mph what is the uplift force on the each truss connection to the top plate of the wall? The roof pitch is 5:12,

A. 50
B. 200
C. 150
D. 175

Answer 291

B. 200

Question 292

What is the minimum wall thickness in inches for a plain masonry foundation wall with a height of 6 feet with a unbalanced backfill height of 5 feet constructed in sandy gravel soil.

A. 6 solid or 8
B. 10 solid
C. 12
D. 10

Answer 292

A. 6 solid or 8 inch

Question 293

On a wall that required braced wall line, if there is a diagonal wall section and the section is longer than _________ feet, then it must be treated as a separate braced wall line.

A. 4
B. 6
C. 8
D. 12

Answer 293

C. 8 feet

Question 294

Where work requiring a permit occurs in existing dwellings that have attached garages or in existing dwellings within which ____________________ exist, carbon monoxide alarms shall be provided.

A. baseboard resistance heating appliances
B. refrigerator freezers
C. fuel-fired appliances
D. all of these

Answer 294

C. fuel-fired appliances

Question 295

All emergency escape and rescue openings shall have a minimum net clear opening height of ____________ inches.

A. 18
B. 22
C. 30
D. 36

Answer 295

B. 22 inches

Question 296

The bottom surface of footings shall not have a slope exceeding one unit vertical in ___________ units horizontal .

A. 12
B. 10
C. 6
D. 8

Answer 296

B. 10

Question 297

Wood shingles shall be installed on slopes of three units vertical in _____ percent slope or greater.

A. 10
B. 20
C. 25
D. 40

Answer 297

C. 25

Question 298

Loose-fill insulation materials that cannot be mounted in the ASTM E 84 apparatus without a screen or artificial supports shall have a flame-spread rating not to exceed ____ with an accompanying smoke-developed factor not to
exceed ______. Exceptions ignored.

A. 50, 500
B. 25, 450
C. 75, 400
D. none of the above

Answer 298

B. 25, 450

Question 299

Wood framing supporting gypsum board shall not be less than ____ inches nominal thickness in the least dimension except that wood furring strips not less than 1X2 inch nominal dimension may be used over solid backing or framing spaced not more than ____ inches on center.

A. 2, 24
B. 4, 16
C. 3, 16
D. 1.5, 16

Answer 299

A. 2, 24

Question 300

What are the required steel reinforcement rods for an 12 inch thick masonry foundation wall with a height of 8 feet with a unbalanced backfill height of 6 feet constructed in GM soil.

A. #5 at 56″ o.c.
B. #4 at 72″ o.c.
C. #6 at 72″ o.c.
D. #4 at 56″ o.c.

Answer 300

C. #6 at 72″ o.c.

Question 301

What are the required steel reinforcement rods for an 9.5 inch thick concrete foundation wall with a height of 8 feet with a unbalanced backfill height of 7 feet constructed in GM soil.

A. #4 at 24″ o.c.
B. #4 at 32″ o.c.
C. #6 at 32″ o.c.
D. Plain Concrete, none

Answer 301

D. Plain Concrete, none

Question 302

All exposed insulation materials installed on attic floors shall have a critical radiant flux not less than _______ watt per square centimeter.

A. 0.12
B. 0.25
C. 1.25
D. 3.75

Answer 302

A. 0.12

Question 303

Backfill shall not be placed against the wall until the wall has sufficient strength and has been anchored to the floor above, or has been sufficiently___________ to prevent damage by the backfill.

A. anchored
B. examined
C. braced
D. none of the above

Answer 303

C. braced

Question 304

Ends of ceiling joists shall be lapped a minimum of _____ inches or butted over bearing partitions or beams and toenailed to the bearing member.

A. 2
B. 3
C. 4
D. 6

Answer 304

B. 3

Question 305

What is the minimum thickness of lumber floor sheathing in inches, where the floor joists are spaced 54 inches OC and is installed perpendicular to the joist.

A. 11/16 T&G
B. 3/4 T&G
C. 5/8 T&G
D. 1-1/2 T&G

Answer 305

D. 1-1/2 T&G

Question 306

___________________________________________ shall be permitted to be backfilled prior to inspection.

A. Underground plumbing pipes
B. Under slab electrical conduits and raceways
C. Under slab gas piping
D. Ground-source heat pump loop systems tested in accordance with
Section M2105.1

Answer 306

D. Ground-source heat pump loop systems tested in accordance with
Section M2105.1 ??

Question 307

Glazing in walls, enclosures or fences containing or facing hot tubs,spas, whirlpools, saunas, steam rooms, bathtubs, showers and indoor or outdoor swimming pools where the bottom exposed edge of the glazing is less
than ____ inches (1524 mm) measured vertically above any standing or walking surface shall be considered a hazardous location. This shall apply to single glazing and all panes in multiple glazing. Exceptions ignored.

A. 96
B. 72
C. 60
D. 48

Answer 307

C. 60

Question 308

Single station carbon monoxide alarms shall be listed as complying with ___________ and shall be installed in accordance with this code and the manufacturer’s installation instructions.

A. UL 2034
B. CE 4582
C. NFPA Alarm code
D. Any of these

Answer 308

A. UL 2034

Question 309

Joists shall be supported laterally at the ends by full-depth solid blocking not less than _____ inches nominal in thickness; or by attachment to a full depth header, band, or rim joist, or to an adjoining stud, or shall be otherwise provided with lateral support to prevent rotation. Exceptions ignored.

A. 1
B. 2
C. 3
D. 4

Answer 309

B. 2

Question 310

What is the maximum rafter span for #1 S-P-F 2X12 spaced 16 inches OC with a ground snow load of 30 PSF and a dead load of 20 PSF with the ceiling not attached to the rafters.

A. 16-6
B. 13-6
C. 23-6
D. 19-2

Answer 310

D. 19-2

Question 311

The minimum net required ventilation for a crawl space under any building shall be provided with ventilation openings through foundation walls or exterior walls which are at least 1 square foot of area for each
________________ square feet of under-floor space area, unless the ground surface is covered by a Class 1 vapor retarder material.

A. 150
B. 100
C. 75
D. 50

Answer 311

A. 150

Question 312

What is the cross-sectional area of a round flue 8 inches in diameter (answer is in square inches)

A. 28
B. 38
C. 50
D. 64

Answer 312

C. 50

Question 313

Work shall not be done beyond the point indicated in each successive inspection without first obtaining __________________________.

A. a permit for that section
B. contractors approval
C. the approval of the building official
D. none of the above

Answer 313

C. the approval of the building official

Question 314

The width of a landing can not be less than the door served and every landing shall have a minimum dimension of _______ inches measured in the direction of travel.

A. 36
B. 40
C. 44
D. 48

Answer 314

A. 36

Question 315

All smoke alarms shall be installed in accordance with the provisions of this code and the household fire warning equipment provisions of ______________.

A. NFPA 13
B. IRC 72
C. NFPA 72
D. none of the above

Answer 315

C. NFPA 72

Question 316

The building official is authorized to engage __________________ as deemed necessary to report upon unusual technical issues that arise, subject to the approval of the appointing authority.

A. such expert opinion
B. in exploration
C. scientific experiments
D. none of the above

Answer 316

A. such expert opinion

Question 317

Each townhouse shall be _________________ and shall be separated by fire resistance rated wall assemblies meeting the requirements of
Section R302 for exterior walls. Exceptions ignored.

A. considered a separate building
B. considered part of the same building
C. fire resistance dependent on the other unit.
D. none of the above

Answer 317

A. considered a separate building

Question 318

What is the maximum allowable length (in feet) of wood wall studs exposed to wind speeds of 100 mph or less in seismic design categories a, b, c and d, for 2X6 studs supporting one floor and a roof 16 inches OC.

A. 10
B. 12
C. 16
D. 18

Answer 318

A. 10

Question 319

Which of the following does not require a permit.

A. Prefabricated swimming pools that are less than 36 inches deep.
B. Swings and other playground equipment.
C. Window awnings supported by an exterior wall which do not project
more than 80 inches from the exterior wall and do not require additional
support.
D. all of the above

Answer 319

B. Swings and other playground equipment. ADMIN CODE

Question 320

All spaces between chimneys and floors and ceilings through which chimneys pass shall be _________________ with noncombustible material securely fastened in place.

A. fireproofed
B. smokeproofed
C. fireblocked
D. any of the above

Answer 320

C. fireblocked

Question 321

Subflooring may be omitted when joist spacing does not exceed _________ inches and a 1-inch nominal tongue-and-groove wood strip flooring is applied perpendicular to the joists.

A. 12
B. 16
C. 19.2
D. 24

Answer 321

B. 16

Question 322

Smoke alarms shall be installed in which of the following locations.

A. In each sleeping room
B. Outside each separate sleeping area in the immediate vicinity of the
bedrooms
C. On each additional story of the dwelling, including basements but not including crawl spaces and uninhabitable attics
D. all of the above

Answer 322

D. all of the above

Question 323

A stud may be bored to a diameter not exceeding ______ percent of its width, provided that such studs located in exterior walls or bearing partitions are and are bored over ______ percent that they be doubled and that not more than two successive studs are bored.

A. 25, 10
B. 40, 35
C. 60, 40
D. 75, 60

Answer 323

C. 60, 40

Question 324

The minimum thickness of galvanized steel valley lining material is __________ inches nominal.

A. 0.0279
B. 0.0379
C. 0.0479
D. 0.0179

Answer 324

D. 0.0179

Question 325

Where basements contain one or more sleeping rooms, emergency egress and rescue openings shall be required in each sleeping room _____________________________________.

A. but shall not be required in adjoining areas of the basement
B. and shall also be required in adjoining areas of the basement
C. unless there are emergency egress and rescue openings in adjoining
areas of the basement
D. none of the above

Answer 325

D. none of the above

Question 326

Bathrooms, water closet compartments and other similar rooms shall be provided with aggregate glazing area in windows of not less than ___________ square feet, one-half of which must be openable. Exceptions ignored.

A. 3
B. 6
C. 9
D. 12

Answer 326

A. 3 sq ft

Question 327

Flanges and lips of load-bearing cold-formed steel roof framing member ______________.

A. may be notched but not cut
B. may be cut but not notched
C. may be cut or notched
D. shall not be cut or notched

Answer 327

D. shall not be cut or notched

Question 328

Every permit issued shall become invalid unless the work authorized by such permit is commenced within _______ days after its issuance, or if the work authorized by such permit is suspended or abandoned for a period of _________ days after the time the work is commenced.

A. 45, 90
B. 90, 180
C. 180, 365
D. 365, 180

Answer 328

C. 180, 365

Question 329

The purpose of the IRC is to establish __________________ requirements to safeguard the public safety, health and general welfare through affordability, structural strength, means of egress facilities, stability, sanitation,
light and ventilation, energy conservation and safety to life and property from fire and other hazards attributed to the built environment and to provide safety to fire fighters and emergency responders during emergency operations.

A. standard
B. maximum
C. minimum
D. limited

Answer 329

C. minimum

Question 330

Hearth extensions shall extend at least _______ inches front of and at least _____ inches beyond each side of the fireplace opening, where the fireplace opening is 6 square feet or less.

A. 12, 12
B. 20, 10
C. 24, 6
D. 16, 8

Answer 330

D. 16, 8

Question 331

Foam plastic may be used in a roof covering assembly without a thermal barrier when the foam is separated from the interior of the building by wood structural panel sheathing not less than ______ inch in thickness bonded with exterior glue and identified as Exposure 1, with edge supported by blocking or
tongue-and-groove joints.

A. 15/32
B. 1
C. 1-15/32
D. 1-3/4

Answer 331

A. 15/32

Question 332

An enclosed attic has a square footage of 2833 sf. What is the minimum free ventilation area required to vent this space. Exceptions ignored

A. 6.3 sf
B. 9.6 sf
C. 18.9 sf
D. 27.3 sf

Answer 332

C. 18.9 sf

Question 333

Foundation cripple walls shall be framed of studs not less in size than the studding above and when exceeding _____ feet in height, such walls shall be framed of studs having the size required for an additional story.

A. 3
B. 4
C. 5
D. 6

Answer 333

B. 4

Question 334

Which of the following locations is not always considered specific hazardous locations for the purposes of glazing.

A. Glazing in storm doors
B. Glazing in swinging doors except jalousies
C. Glazing in fixed and sliding panels of sliding door assemblies and panels in sliding and bifold closet door assemblies
D. Decorative glazing.
E. All of the above

Answer 334

D. Decorative glazing.

Question 335

Columns shall be restrained to prevent lateral displacement at the ________ end(s).

A. bottom
B. top
C. both
D. any of the above

Answer 335

C. both

Question 336

What is the maximum spacing for framing members for a ceiling with 5/8” gypsum board applied parallel to the framing members.

A. 16
B. 19.2
C. 24
D. 28

Answer 336

A. 16 inches

Question 337

Fasteners for pressure preservative and fire-retardant-treated wood shall
be ______________________.

A. steel or iron
B. screws only
C. hot-dipped galvanized steel, stainless steel, silicon bronze or copper.
D. stainless steel only

Answer 337

C. hot-dipped galvanized steel, stainless steel, silicon bronze or copper.

Question 338

Which of the following does not require a permit.

A. Retaining walls that are not over 4 feet in height measured from the bottom of the footing to the top of the wall, unless supporting a surcharge.
B. Water tanks supported directly upon grade if the capacity does not exceed 5,000 gallons and the ratio of height to diameter or width does not exceed 2 to 1.
C. Sidewalks and driveways.
D. Painting, papering, tiling, carpeting, cabinets, counter tops and similar finish work.
E. all of the above

Answer 338

E. all of the above ADMIN CODE

Question 339

Floor cantilevers in cold-formed steel framing shall not exceed _____ inches.

A. 12
B. 24
C. 36
D. 48

Answer 339

B. 24 inches

Question 340

Basic wind speed is defined as a _________ second gust speed at 33 feet above the ground in wind exposure C .

A. one
B. three
C. ten
D. sixty

Answer 340

B. three

Question 341

The building official is authorized to make all of the required inspections, or the building official shall have the authority to ________________.

A. receive signed affidavits by the owner or contractor
B. accept reports of inspection by approved agencies or individuals
C. wave any and all inspections
D. none of the above

Answer 341

B. accept reports of inspection by approved agencies or individuals

Question 342

When alterations, repairs or additions requiring a permit occur, or when one or more sleeping rooms are added or created in existing dwellings, the individual dwelling unit shall be equipped with smoke alarms located as required for new dwellings unless the permit is for work __________________,

A. involving the exterior surfaces of dwellings, such as the replacement of roofing or siding.
B. the addition or replacement of windows or doors.
C. the addition of a porch or deck as in the 2009 INTERNATIONAL RESIDENTIAL CODE® BUILDING PLANNING.
D. any of the above

Answer 342

D. any of the above

Question 343

A common ___________ hour fire resistance rated wall is permitted for townhouses if such walls do not contain plumbing or mechanical equipment, ducts or vents in the cavity of the common wall.

A. 1/3
B. 1/2
C. 1
D. 2

Answer 343

D. 2

Question 344

Handrail height, measured vertically from the sloped plane adjoining the tread nosing, or finish surface of ramp slope, shall be not less than _____ inches and not more than _____ inches. Exceptions ignored.

A. 30, 40
B. 32, 36
C. 36, 40
D. 34, 38

Answer 344

D. 34, 38

Question 345

The minimum headroom over a stairway shall not be less than \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_ measured vertically from the sloped plane adjoining the tread nosing or from the floor surface of the landing or platform.
A. 6 feet 4 inches
B. 6 feet 8 inches
C. 6 feet 10 inches
D. 7 feet

Answer 345

B. 6 feet 8 inches

Question 346

What is the presumed load bearing value in pounds per square foot of sandy gravel and/or gravel.

A. 1,000
B. 1,500
C. 3,000
D. 5,000

Answer 346

D. 5,000

Question 347

What is the maximum span for a header constructed of 2 2X6s southern pine in building 28 feet wide and supporting the roof and ceiling. The ground snow load is 50 psf.

A. 3 feet 11 inches
B. 4 feet 1 inches
C. 3 feet 6 inches
D. 4 feet 8 inches

Answer 347

B. 4 feet 1 inches

Question 348

Where lot lines, walls, slopes or other physical barriers prohibit _______ inches of fall within 10 feet for surface drainage, Impervious surfaces within 10 feet (3048 mm) of the building foundation shall be sloped a minimum of ______ percent away from the building

A. 4, 5
B. 6, 2
C. 8, 2
D. 10, 6

Answer 348

B. 6, 2

Question 349

The building official is hereby authorized and directed to enforce the provisions of this code and he shall have the authority to __________________ of this code and to adopt policies and procedures in order to clarify the application of its provisions.

A. render interpretations
B. modify the articles
C. wave sections in the enforcement
D. none of the above

Answer 349

A. render interpretations ADMIN CODE

Question 350

The maximum slope for a ramp is one unit vertical in ______ units horizontal.

A. twelve
B. ten
C. eight
D. six

Answer 350

A. twelve

Question 351

This describes type SP soil type.

A. Well-graded gravels, gravel sand mixtures, little or no fines.
B. Poorly graded gravels or gravel sand mixtures, little or no fines.
C. Well-graded sands, gravelly sands, little or no fines.
D. Poorly graded sands or gravelly sands, little or no fines.

Answer 351

D. Poorly graded sands or gravelly sands, little or no fines.

Question 352

Stairway tread depth shall be measured horizontally between the vertical planes of the foremost projection of adjacent treads and ____________ to the tread’s leading edge.

A. at a right angle
B. 90 degrees
C. perpendicular
D. all of the above

Answer 352

D. all of the above

Question 353

What is the maximum span for a header constructed of 3 2X12s douglas fir-larch a building 20 feet wide and supporting the roof, ceiling and two centerbearing floors. The ground snow load is 70 psf.

A. 4 feet 5 inches
B. 5 feet 4 inches
C. 6 feet 6 inches
D. 7 feet 8 inches

Answer 353

D. 7 feet 8 inches

Question 354

When ceiling joists are used to provide resistance to rafter __________, lapped joists shall be nailed together in accordance with this section and butted joists shall be tied together in a manner to resist such ___________.

A. tension
B. compression
C. thrust
D. spread

Answer 354

C. thrust

Question 355

Which of the following are required to be included in truss design drawings.

A. location of all joints
B. nailing schedule
C. web bracing live load
D. web bracing dead load

Answer 355

A. location of all joints

Question 356

Foam plastic trim defined as picture molds, chair rails, baseboards, handrails, ceiling beams, door trim and window trim may be installed, provided
____________________________________.

A. The minimum density is 20 pounds per cubic foot
B. The maximum thickness of the trim is 0.5 inch and the maximum width is 8 inches
C. The trim constitutes no more than 10 percent of the area of any wall or ceiling
D. The flame-spread rating does not exceed 75
E. all of the above conditions must be present

Answer 356

E. all of the above conditions must be present

Question 357

Fasteners for pressure preservative and fire-retardant-treated wood may be __________ diameter or greater steel bolts.

A. 1/2 inch
B. 1 inch
C. 1 1/2 inch
D. 2 inch

Answer 357

A. 1/2 inch

Question 358

What is the required ventilation area in square feet for a crawl space under a 2400 square foot dwelling. There is no Class 1 vapor retarder material being used.

A. 10
B. 12
C. 16
D. 24

Answer 358

C. 16

Question 359

For onsite construction, from time to time the building official, upon notification from the ___________________, shall make or cause to be made any necessary inspections and shall either approve that portion of the construction as completed or shall notify the permit holder or his or her agent wherein the same fails to comply with this code.

A. owner
B. contractor
C. permit holder or his agent
D. none of the above

Answer 359

C. permit holder or his agent ADMIN CODE

Question 360

Wood studwalls shall be capped with a double top plate installed to provide overlapping at corners and intersections with bearing partitions with the end joints in top plates offset at least _____ inches

A. 12
B. 24
C. 36
D. 48

Answer 360

B. 24

Question 361

The minimum clear width of the stairway at and below the handrail height, including treads and landings, shall not be less than ______ inches
where a handrail is installed on one side and __________ inches where handrails are provided on both sides. Exceptions ignored.

A. 36, 30
B. 34, 28
C. 31.5, 27
D. 27, 27

Answer 361

C. 31.5, 27

Question 362

Where emergency escape and rescue openings are provided in they shall have a sill height of not more than ___________ inches above the floor

A. 36
B. 44
C. 48
D. 60

Answer 362

B. 44

Question 363

The provisions of this code ______________ be deemed to nullify any provisions of local, state or federal law.

A. shall not
B. shall

Answer 363

A. shall not

Question 364

If the handrail is not circular it shall have a perimeter dimension of at least _______ inches and not greater than _______ inches with a maximum cross section of dimension of _________ inches.

A. 4, 61/4, 21/4
B. 4, 5, 21/4
C. 4, 61/4, 4
D. 4, 61/4, 3

Answer 364

A. 4, 61/4, 21/4

Question 365

Foam plastic board of not more than 1/2-inch thickness may be used as siding backer board when separated from interior spaces by not less than 2 inches of mineral fiber insulation or 1/2-inch gypsum wallboard or installed over
existing exterior wall finish in conjunction with re-siding, providing the plastic board does not have a potential heat of more than ______Btu per square foot when tested in accordance with NFPA 259, but only with other provisions satisfied as well.

A. 1,000
B. 1,500
C. 2,000
D. 3,000

Answer 365

C. 2,000

Question 366

What is the fastener requirement for the wood ceiling joists not attached to parallel rafter, laps over partitions, face nailed.

A. 3-10d
B. 3-16d
C. 3-8d
D. 4-16d

Answer 366

A. 3-10d

Question 367

The minimum size of habitable rooms shall be a floor area of not less than _______ square feet.

A. 50
B. 120
C. 70
D. 90

Answer 367

C. 70

Question 368

An existing roof has one roofing application, which of the following is true.

A. All existing roofing must be always be removed before a new installation layer can be applied
B. A new installation layer of roofing may sometimes be applied over the existing.
C. Only asphalt shingles can be applied over the existing layer
D. none of the above

Answer 368

B. A new installation layer of roofing may sometimes be applied over the existing.

Question 369

When the winter design temperature is below 60°F, every dwelling unit shall be provided with heating facilities capable of maintaining a minimum room temperature of _________ at a point ______ feet above the floor and _____
feet from exterior walls in all habitable rooms at the design temperature.

A. 60°F, 4, 3
B. 70°F, 5,3
C. 68°F, 3, 2
D. 68°F, 6, 4

Answer 369

C. 68°F, 3, 2

Question 370

What is the maximum allowable span for #1 Spruce-pine-fir 2X6 floor joist space 19.2 inches OC with a live load of 30 psf and a dead load of 10 psf, in residential sleeping areas.

A. 10 feet 8 inches
B. 9 feet 3 inches
C. 9 feet 6 inches
D. 9 feet 8 inches

Answer 370

D. 9 feet 8 inches

Question 371

What is the minimum aggregate ratio (measured in damp, loose conditions) for mortar type cement.

A. not less than 21/4 and not more than 3 times the sum of separate volumes of lime, if used, and cement
B. not less than 1 and not more than 3 times the sum of separate volumes of lime, if used, and cement
C. not less than 21/4 and not more than 4 times the sum of separate volumes of lime, if used, and cement
D. non of the above

Answer 371

A. not less than 21/4 and not more than 3 times the sum of separate volumes of lime, if used, and cement

Question 372

The area of floor used for parking of automobiles or other vehicles shall be ________________________.

A. sloped to facilitate the movement of liquids to a drain or toward the main vehicle entry doorway
B. level and a minimum of 8” above the road surface
C. a minimum of 6” wire reinforced concrete
D. none of the above

Answer 372

A. sloped to facilitate the movement of liquids to a drain or toward the main vehicle entry doorway

Question 373

Within any flight of stairs, the greatest winder tread depth at the walk line shall not exceed the smallest by more than ______________ inch(es).

A. 3/8
B. 1/2
C. 4
D. 6

Answer 373

A. 3/8

Question 374

What is the minimum wall thickness in inches for a plain masonry foundation wall with a height of 7 feet with a unbalanced backfill height of 7 feet constructed in sandy gravel soil.

A. 6 solid
B. 8
C. 10
D. 12

Answer 374

D. 12 INCHES