Code Flashcards
1 – What is the minimum thickness for thin unit solid unit glass block masonry units?
3 inches
2 – What is the minimum slope for a coal-tar built up roof?
– 1/8 / 12
3 – What is the minimum width of underlayment in a closed shingled valley using mineral surface roofing material?
36 inch
4 – What is the width of a chimney before a cricket or saddle would be required?
Greater than 30 inches
5 – What is the minimum slope that metal roofing shingles may be installed on?
12-Mar
6 – What is the maximum spacing of cold-formed steel studs on a shear wall?
24” o.c
7 – What is the lateral bracing requirement of a wall on a single story house?
Braced each end and not more than 25 feet on center
8 – On a roof using 5/8 inch Structural I sheathing with rafters spaced 24 inches on center, what is the maximum load allowed?
80 psf
9 – What is the height requirement of waterproofing in relation to the maximum water table level?
Waterproofing shall be applied not less than 12 inches above maximum ground water table
10 – What is the minimum thickness of structural sheathing on a 24 inch span that may be used on roofs?
7/16 inch
11 – What is the minimum overlap of drip edge strips on shingle roofs?
2 inches
12 – What is the maximum amount of roof repair that may be done to a roof in a 12 month period without having to replace the whole roof covering?
25%
13 – What is the minimum compressive strength of concrete in footings at 28 days?
2500 psi
14 – For window and door openings in concrete walls, what size and how many re-bar neededaround openings?
Not less than two # 5
15 – Mortar joints for masonry on starting course shall not be more than what maximum thickness?
3/4 inch
16 – What is the minimum thickness of concrete bearing walls?
5 ½ inches
17 – What is the maximum amount of fly ash that can be added to concrete exposed to deicing chemicals?
25%
18 – When may Combustible insulation be used in a roof system?
If covered with approved roof coverings directly applied thereto
19 – Which of the below are true about lighting on covered walkways on a construction site?
Must be on all the time
20 – What is the minimum nail length for fastening mechanical floor laminates?
Not less than two and one-half times the net thickness of each lamination
21 – Finished grade shall be sloped away from the foundation wall for a distance of?
5% for 10 feet
22 – You are doing a concrete placement of 750 cubic yards. How many strength tests will be needed?
Five
23 – Regular concrete shall be maintained at 50 degrees and kept moist for how many days after
Seven days
24 – Reinforcement in concrete cast against and permanently exposed to earth shall have a cover distance of at least how many inches?
3 inches
25 – Concrete floor slabs supported directly on the ground shall be a minimum thickness of?
3 ½ inches
26 – The polyethylene vapor retarder under floor slabs shall be lapped not less than six inches and not less than what thickness?
6 mil
27 – Unused mortar shall be discarded after which of the below times?
2 ½ hours
28 – Masonry lintels shall have a minimum end support of which of the below?
4 inches
29 – Unreinforced parapet walls must be 8 inches thick. What would be the maximum height?
24 inches
30 – What is the maximum vertical and horizontal spacing of masonry wall ties?
24” vertical and 36” horizontal
31 – Fireplace opening is less than 6 square feet, how much hearth extension on each side minimum?
8 inches
32 – What is the maximum moisture content for lumber used in construction?
19%
33 – What is the maximum nail spacing when doing built up girders and beams?
32 inches o.c
34 – How much end bearing is required when wood joist are placed on masonry walls?
3 inches
35 – When notching floor joists for ledger strips, what is maximum depth of notch?
1/4 depth
36 – Trimmers and headers around openings shall be doubled if the opening exceeds which of the below?
4 feet
37 – In exterior walls and bearing partitions, what is the maximum depth a stud may be notched?
25%
38 – What type of fastening device should one use to connect a top plate to stud?
1 – 2-16d common 2 – 3-3” x 0.131” nail 3 – 3-3” x 14 gage staple 4 – All of the above
39 – A flight of stairs shall not have a vertical rise greater than____feet between floor levels or landings.
12
40 – What is the maximum outside diameter of (round) handrails?
2 inches
41 – Mortar mix consists of:
1 part cement 3 parts sand
42 – The code allows you to cut a ____ inch notch at the end of a 2 x 10.
2 ½ inches
43 – Which agency covers the regulations for the hardhat industry?
ANSI
44 – The total area of a mezzanine floor shall not exceed ____of the room in which it is located.
3-Jan
45 – Stairs should always have a minimum of____ headroom clearance.
6’8”
46 – The mortar bed on top of a footing should be between ____inch and ___inch.
¼ inch and ¾ inch
47 – At the time that concrete is placed, reinforcement may ______.
Be rust covered
48 – When windows are provided as a means of egress or rescue, they shall have a sill height of not more than ____ inches above the floor.
44
49 – Guards shall be located along open sided walking surfaces, mezzanines, platforms, stairs, landings or ramps above ____ inches above the floor or grade below
30 inches
50 – What is the minimum thickness for aluminum flashing for an open valley asphalt roof?
.024 inch
51 – In heavy timber construction, the floor deck and coverings cannot extend closer than ____to the walls.
1/2 inch
52 – Compacted fill material less than 12 inches need to be compacted to a minimum of _____ Standard Procter in accordance with ASTM 698.
95 percent1803.5 – 2006 Edition1804.5 – 2009 Edition shows 90 percent Modified Proctor1804.5 – 2012 Edition shows 90 percent Maximum Dry Density
53 – Lateral bridging supports are required when the depths of floor joists exceed:
12 inches
54 – The minimum side lap for wood shakes is:
1 ½ inches
55 – Foundation plates or sills shall be bolted to the foundation (concrete or masonry) not more than:
6 feet on center
56 – What is the minimum height of a exterior fire rated parapet wall?
30 inches
57 – What is the minimum thickness of roof sheathing on a 24 inch span placed perpendicular to rafters?
5/8 inch
58 – What is the slope ratio on permanent fill?
1:02
59 – All handicapped grab bars shall be capable of supporting how much load applied in any direction anywhere along its length?
250 lbs
60 – All accessible grab bars shall be a minimum of _____ inches and a maximum of ______ inches in width or outside diameter?
1 ¼ inches and 1 ½ inches
61 – The clear hand space between the inner face of the grab bar and the finished face of the wall or partition shall be which of the below?
1 ½ inches
62 – Which of the below are true about the mounting heights of grab bars in toilet stalls?
Minimum of 33 inches and maximum of 36 inches to top of gripping surface
63 – What book regulates handicapped codes making buildings and facilities accessible to and usable by the physically handicapped?
Volume I-C
64 – Handicapped toilet stall doors must have at least a minimum clear distance of which of the below?
2 feet 8 inches
65 – Parking lot has 1000 parking spaces provided, how many must be designated as handicapped?
20 spaces
66 – Where access is provided to a single building, handicapped parking spaces shall be located within how many feet of an accessible entrance? .
200 feet
67 – On handicapped exit doors, the maximum force to open the door shall not exceed which of the below?
8.5 lbs
68 – What is the maximum cross slope allowed on handicapped ramps and landings?
1/4 inch per foot
69 – Accessible exterior ramps must have a minimum clear width of which of the below?
48 inches
70 – What is the maximum slope on handicapped parking spaces in any direction?
1/4” per foot
71 – Which of the below buildings would be required to have an elevator?
1 – Two story doctor’s office 2 – Two story public owned schools 3 – Two story government building 4 – All of these
72 – What is the maximum height of accessible lavatory rim above the finished floor?
34 inches
73 – What is required for new handicap parking spaces?
96 inches wide with 60 inch access aisle
74 – If accessible parking is separated from the edge of the accessible route to the accessible entrance to a building and persons with disabilities must traverse one or more vehicular lanes to reach this entrance, then:
Must have a marked crossing used as part of the accessible route
75 – What is the maximum size of wire glass for a 1 ½ hour door?
100 square inches and 33 inches in height
76 – What is the definition of a standpipe?
A pipe or hookup for a sprinkler system which is water filled to maintain pressure
77 – When temperatures are very hot (100 degrees or 90 degrees with a wind velocity greater than 8 mph) brick mortar shall be discarded after ____ hours.
2 hours
78 – The maximum area of each individual standard unit panel of glass block shall be:
250 square feet
79 – An accessible watercloset shall comply with the following: The height of the seat shall be 17 inches minimum and to 19 inches maximum.
TRUE
80 – The centerline of an accessible water closet shall be ____inches from the adjacent wall.
18 inches
81 – When fastening 1/2 inch gypsum board to a blocked wall construction with a shear value of 90 plf, what is the distance from the edge are the fasteners required?
6 inches
82 – When is an institutional or commercial building required to have Design Professional Drawings?
1 – $ 90,000 2 – $ 90,001 3 – $ 91,000 4 – Both 2 and 3Remember that a commercial building needs drawings sealed by a Registered Design Professional when the cost exceeds $90,000.
83 – Fasteners for asphalt shingles shall penetrate the roofing materials a minimum of:
3/4 inch
84 – For roof slopes from 2/12 up to 4/12 underlayment shall be 2 layers. Apply a minimum___ inch wide strip of underlayment felt parallel with and starting at the eaves.
19
85 – For ice dam protection, a membrane of at least two layers of underlayment cemented together shall be used in lieu of normal underlayment and shall extend from the eave’s edge to a point at least ___inches inside the exterior wall line.
24
86 – The fasteners for attaching clay and concrete tile shall penetrate into the sheathing at least:
3/4 inch
87 – Waterproofing floors shall be accomplished by placing a membrane of rubberized asphalt, or butyl rubber, or not less than ____ mil polyvinyl chloride with joints lapped not less than ___inches.
6, 6
88 – When the ground water table is lowered and maintained at an elevation of not less than ___inches below the bottom of the lowest floor, the floors and walls shall be dampproofed.
6 inches
89 – What is the minimum / maximum thickness of a brick head and bed joint (do not include starter course)?
3/8 inch
90 – When attaching laminated floors and decks, the nail lengths should be ___ times the thickness of the lamination.
2 ½
91 – Foundation plates or sills shall be bolted to the foundation by 1/2 diameter bolts embedded at least 7 inches into the concrete or masonry spaced not more than:
6 feet
92 – How do fastener joist to sill?
1 – 3 - 8d common2 – 3 - 3” x .131 nails3 – 3 - 3” 14 gauge staples 4 – Any of the above
93 – For open valleys, valley lining of two plies of mineral-surfaced roll roofing shall be permitted. The bottom layer shall be ____ inches and the top layer shall be a minimum of ___inches wide.
18 inches, 36 inches
94 – When strobe light audible / visual indicating appliance (fire alarm) devices are used to illuminate emergency means of egress exits, what is the mounting height of these devices above floor level?
80 inches minimum, 96 inches maximum
95 – In corridors, what is the maximum distance between strobe light audible / visual indicating appliances (fire alarm) devices mounted to the wall?
100 feet
96 – What is the minimum thickness of 6 inch wood planking on roof construction with trusses with a maximum of 24 inches on center?
5/8 inch
97 – What is the exposure for No. 1 grade taper sawn shakes 18 inches long of naturally durable wood with a 4/12 pitch roof?
7 ½ inches
98 – Who is responsible for inspecting high – strength steel bolt connections for metal buildings?
Special inspector
99 – What is a standard door height?
6’8”
100 – How thick does exposed aggregate plaster / stucco have to be when applied over concrete surfaces?
1/2 inch
101 – Which of the below is true about grab bars in handicapped toilet stalls?
1 ½ inch hand clearance from wall, 33 inches minimum from floor
102 – Where footings will bear on compacted fill material, the compacted fill shall comply with the provisions of an approved report which contain the following. Which of the below is incorrect?
Specifications for the CLSM (controlled low-strength material)
103 – When excavating the surface to be occupied by a building, stumps and roots shall be removed from the soil to a depth of at least:
12 inches
104 – When building a masonry fireplace with an opening of 6 feet or more, the front hearth extension shall extend a minimum:
20 inches
105 – Notches in the top or bottom of floor joists shall not exceed ____ of the depth.
6-Jan
106 – What is the maximum masonry bed joints of the starting course placed over foundations?
3/4 inch
107 – Travel distances along accessible routes from accessible parking spaces shall not exceed:
200 feet
108 – Upon satisfactory completion of a building, plumbing, mechanical, electrical, fire protection or gas system, or portion thereof, a_________shall be issued.
Certificate of Compliance
109 – What is the minimum concrete cover for No. 6 through No. 18 reinforcing exposed to earth or weather?
2 inches
2 inches
33 inches
111 – What do handicap parking spaces require?
Sign and painted spaces
The ends of floor joists shall not have less than ____ inches of bearing on wood or metal or less than 3 inches bearing on masonry
1 ½ inches
113 – If the Code Enforcement Official issues a stop work order, what are you required to do?
No further work may take place
114 – The Code Enforcement Official shall have the right to enter buildings or premises when:
Whenever he deems necessary
115 – A building permit must be in:
Writing
116 – Structural plain concrete is not used for:
Columns
117 – When bonding masonry with metal ties, there shall be at least:
One metal tie for every 4 ½ feet of wall area
118 – After a permit has been obtained, work was started but discontinued, how long is permit good for?
12 months
119 – How many 8d nails are needed to fasten a joist to a sill?
3
120 – What is the maximum moisture content for preservative / fire-retardant treated wood?
19%
121 – What is the minimum width of an exterior public walkway outside of a building?
36 inches
122 – What is the minimum distance over the public right of way required for an exterior public walkway outside of a building?
15 feet
123 – What type of construction is allowed using combustible material?
Type I and II
124 – The ends of wall ties shall be embedded in mortar joints. Wall tie ends shall engage outer face shells of hollow units by at least ____ and at least _____ for solid units.
½ inch and 1 ½ inch
125 – When are strength tests required for testing samples of concrete?
Once a day, every 150 cubic yards, every 5,000 square feet of slab
126 – What is the maximum depth of wood before diagonal bracing is needed for a 2 inch floor joist when joist is supported on one end?
12 inches
127 – How much deflection is allowed in roof members supporting plaster ceiling or floor members?
l/360
128 – Which of the below is true about cold weather placing of concrete:
Always place concrete on frost free ground
129 – Which of the below projects would require 3500 psi concrete?
Garage slabs
130 – Demolition construction documents and a schedule must be submitted when:
Required by the building official
131 – Which building entrance does not have to be handicap accessible?
When used for security
132 – What is the minimum height of the guardrails at the open sided walkways measured above a platform more than 30 inches above the floor or grade?
42 inches
133 – What is the maximum stud spacing for nonbearing walls and partitions?
28 inches
134 – How many days after a stop work order has been issued does the contractor have to appeal in writing to the Commissioner of Insurance?
5 days
135 – The following shall be done prior to admitting employees to start demolition work?
1 – An inspection by an official of the building department 2 – Construction documents must be submitted if required 3 – Demolition schedule must be submitted if required 4 – All of the above is true
136 – A concrete / unit with a #10 bar not exposed to weather in contact with the ground shall have a minimum coverage of _____.
3/4 inch
137 – Slopes for permanent fill shall not exceed ____ percent slope.
50
138 – What is the minimum slope for BUR (Built up roofs)?
1/4 in 12
139 – What is the minimum size lumber for a floor joist?
2 x 6
140 – If you have six bags of sand, how many bags of grout will be needed for a proper mix?
2
141 – Construction with floor joists that are 2 inch nominal and beam supported and both edges are held in line, bridging support is required when the joist depth exceeds:
12 inches
142 – According to the building code, when constructing a shear wall the nails shall be placed not less than 3/8” from panel edge and not more than ____ apart below intermediate support at 6” along panel edge bearing.
12 inches
143 – What is true about receiving a “verbally” stop work order on a construction project?
Can continue work until stop work order is in writing
144 – What size floor joist is required for a residential living area using southern yellow pine # 2 with joists on 16 inch centers and a 14’0” span?
2 x 10
145 – If building entrance is not handicap accessible, then at a minimum there must be?
Sign pointing to nearest handicap entrance
146 – What is the minimum height for a covered walkway?
8 feet
147 – What is the minimum distance an accessible (handicapped) toilet is required from a side wall?
18 inches
148 – When is a professional engineer stamp required on drawings?
A commercial building worth over $ 100,000
149 – What is the minimum route width for an accessible entrance?
36 inches
150 – What is the minimum size floor joist required if it is # 2 southern yellow pine in the living room area if the span is 16 foot and 16 inches on center?
2 x 10
151 – What is the minimum thickness of wood boards for roof sheathing that is surface dried and applied perpendicular to supports when rafter spacing is 24 inches on center?
5/8 inch
152 – What is the minimum size of roof sheathing required for solid roof sheathing when rafter spacing is 48 inches on center?
2 x 6 tongue and groove
153 – What is the maximum wood wall stud spacing for 1/2 inch gypsum sheathing?
16 inch on center
154 – Cold formed steel members and assembled panels are considered to have adequate protection by all methods except:
Assembled in a weather resistance structure
155 – A wood frame construction has 2 inch thick floor joist held in lateral line. Bridging is required when the depth of the joist exceeds:
12 inches
156 – What is the minimum slope for a modified built-up roof?
1/4 inch per foot
157 – What is the minimum allowed slope for a mineral rolled roof?
12-Jan
158 – What is the maximum spacing of light gauge metal studs?
24 inches
159 – The edges of lugs, brackets, rivets and bolt heads attached to structural members shall be permitted to extend to within __ inch of the surface of the fire protection.
1 inch
160 – What is the minimum space for fixed seating?
18 inches
161 – What is the minimum stair tread depth?
11 inches
162 – When a contractor/owner has erection drawings required for a project, who submits them?
Engineer
163 – What is the maximum size of a floor joist?
2 x 12
164 – What is the exposure for No. 2 grade preservative – treated taper sawn shakes of southern yellow pine 24 inches long with a 4/12 pitch roof?
7 ½ inches
165 – What is the concrete psi for basement walls in severe exposure?
2500 psi
166 – Floor, attic and roof framing with a nominal depth-to-thickness ratio greater than or equal to 5:1 shall have _______for the entire span.
One edge held in line
167 – What is the maximum size of a solid glass masonry unit wall panel?
100 square feet
168 – The bottom surfaces of footings are permitted to have a slope not exceeding:
10%
169 – What is the minimum thickness of the sheet metal valley flashing for a slate shingle roof?
.0179 inch zinc-coated G-90
170 – In a residential 2 or 3 story house with an opening of at least 3 feet to 4 feet that is located 30 inches off the floor, which of the below is true about protection?
Guardrails are required
171 – What is the minimum distance that a lower floor joist can come into contact with the ground without being naturally durable or preservative-treated wood?
18 inches
172 – What is the maximum height of masonry columns to support light-frame structures in Seismic Design Category B if the structure is 440 sq ft?
12 feet
173 – What is the maximum that a braced wall panel can start from a braced wall line?
12 ½ feet
174 – What is the maximum spacing of fasteners on a gypsum board ceiling that is ½ inch in thickness and 24 inches on center stud spacing?
7 inches
175 – Which color is on a handicapped parking sign?
White on blue
176 – Which of the following statements is not true concerning a compaction report?
The type of machinery used
177 – What is the maximum deflection of a floor joist (member) in a residential area?
L/360
178 – What is the maximum horizontal distance between full length solid masonry headers?
24 inches
179 – Spacing between adjustable masonry wall ties should not exceed ___ inches vertically.
16 inches
180 – What is the minimum slope required for a building foundation with impervious surfaces present within 10 feet?
2 percent
181 – How many temporary lighted stairways are required on an existing 5 story building that has been altered?
1
182 – In Type I or II construction using non-combustible sleepers and nailers applied directly to the floor slab, which of the below is true?
Use fireblocking
183 – Which of the below is not true about the type or kinds of fasteners used for asphalt shingles?
14 gauge – (should be 12 gauge)
184 – Which of the below are the perimeter nailing requirements for concrete roof tile?
3 tile courses not less than 36 inches from either side of hips or ridges
185 – What is the ASTM number that a clay tile roof shall apply?
C 1167
186 – On a retaining wall system using an outrigger beam that is not bolted, which of the below would be used?
Tieback
187 – If a contractor is performing work under specifications, which of the below would be the correct procedure to follow?
Code and manufacturers specifications
188 – What is the minimum depth of a concrete footing below the undisturbed ground surface in Type A soil using Type IV concrete?
12 inchesNote: The minimum depth is 12 inches and the minimum width is 16 inches, types of soil and concrete makes no difference.
189 – The Ends of Floor Joists shall not have less than 1 ½ inch of bearing on wood or metal or less ____ than on masonry?
3 inches
190 – Fireblocking shall be provided in concealed spaces of stud walls and partitions vertically at the floor and ceiling levels and horizontally not to exceed:
10 feet
191 – What is the minimum width of valley flashing used on a roofing system??
15
192 – What is the minimum distance when combustible members entering into a concrete fire wall between the embedded ends?
4 inches
193 – How many occupants are required for church fire alarms Group A-3 occupancy when voice / alarm communication system are needed?
1000
194 – What is the occupant load in Group A occupancy required before fire doors need to have panic hardware or push out?
50
195 – What is the maximum height for thresholds at doorways for sliding doors serving dwelling units?
3/4 inch
How long do you have to pickup your permit before it will be considered abandoned?
180 Days
What size must a one-story detached structure such as a shed or playhouse be in order to be exempt from needing a permit?
The floor area must not exceed 120 square feet.
True or False? Fences less than six feet in height, sidewalks, and driveways do not need a permit.
TRUE
After receiving your permit how soon must you start work?
Within 180 Days
What must be submitting with a permit application?
A Site Plan
When is a certificate of occupancy issued?
After the building official inspects the building and finds no violations.
What is the allowable deflection for floors and plastered ceilings?
Length divided by 360
A wall that extends beyond the finished roof deck is called a?
A parapet wall
A parapet wall must extend above the roof by a minimum of?
30” inches
Dwelling units in two family dwellings shall have what fire resistance rating?
1-Hour
Thickness of a door separating a garage from a residence is?
1 and 3/8” inches
The garage shall be separated by the residence and attic by not less than?
1/2” Drywall
What is the maximum flame spread index and accompanying smoke developed index for insulation?
25 flame spread and 450 smoked developed index
What must be provided to form an effective fire barrier between stories and between the top story and the roof space?
Fire Blocking
What is the maximum horizontal interval for fire blocking?
10 Feet
What is the minimum nominal size for fire blocking?
2” inches
Draft stopping material shall not be less than?
1/2” Gypsum board or 3/8” wood structural panels
What is the minimum glazing area of a habitable room?
Not less than 8% the floor area of that room
What is the minimum openable area to the outdoors for all habitable rooms?
4% of floor area
What is the minimum size for a window for bathroom and toilet areas?
3 Square Feet
Lights in stairways must have a wall switch at each floor level where the stairway has at least how many risers?
Six
Every dwelling must have at least 1 room with minimum square footage of?
120’ Square Feet
Habitable rooms shall have a floor area of not less than?
70’ Square Feet
Habitable rooms shall not be less than how many feet in any horizontal dimension?
7 feet
Habitable rooms shall have a ceiling height of not less than?
7 feet
What are 3 sanitation requirements which every dwelling must have?
A water closet, lavatory, and a bathtub or shower
Every dwelling shall have a?
Kitchen and kitchen sink
What is a requirement for all plumbing fixtures?
That they have both hot and cold water
What type of surface is required in bathtub and shower areas?
Nonabsorbent
What must be provided for glass in hazardous locations?
A manufacturer’s designation specifying who applied the designation, and designating the type of glass and the standard with which it complies.
What is the minimum thickness for glass in jalousies and louvered windows?
3/16” inch
What is the maximum length for glass in jalousies and louvered windows?
48” inches
A pane of glass where the nearest vertical edge is within a 24” arc of the door in a closed position and whose bottom edge is less than 60” above the floor is considered what?
A hazardous location
The following are all hazardous locations for glazing:
Exposed area of an individual pane larger than 9 square feet. The bottom edge less than 18” inches above the floor. The top edge more than 36” inches above the floor. A walking surface within 36” measured horizontal and in a straight line of the glazing.
When a protective bar is installed on a glazed door, the bar should be capable of withstanding a horizontal load of how many pounds per linear foot?
50 pounds
When is glass indoors considered nonhazardous?
If there is a protective bar installed on the accessible sides of the glazing 34” to 38” inches above the floor.
When openings are provided as a means of escape and rescue, they shall have a sill height of not more than?
44” inches
The minimum square footage of a window on a second floor or above is?
5.7’ square feet
What is the minimum size window on the grade floor?
5’ square feet
Egress openings shall have a minimum net clear opening height of?
24” inches
Egress openings shall have a minimum net clear opening width of?
20” inches
The minimum width of a hallway shall not be less than?
3’ feet
Egress exit doors shall be a side-hinged door not less than what size?
A minimum clear width of 36” wide and 80” in height
What size landing shall be on each side of an exterior door?
The width of each landing shall have a minimum dimension of 36” inches in the direction of travel.
Stairways shall not be less than how many inches wide?
36” inches
The minimum width of a stairway when measured between two handrails shall be?
27” inches
The minimum headroom height in a stairway is?
6’foot 8” inches
How do you measure headroom of a stairway?
Vertically from the sloped line adjoining the tread nosing, or from the floor surface of the landing or platform on that portion of the landing.
What is the maximum stair riser height?
7’ and 3/4” inches
The greatest riser height within any flight of stairs shall not exceed the smallest by more than?
3/8” inch
The minimum stair tread depth is?
10” inches
The greatest tread depth within any flight of stairs shall not exceed the smallest by?
3/8” inch
What are the minimum and maximum sizes for nosings on stairways with solid risers?
3/4” inch to 1-3/4” inch
Open risers are permitted, provided that the opening between the treads does not permit the passage of a sphere of what size?
4” inch diameter
What is the maximum vertical rise between floor levels or landings with a flight of stairs?
12’ feet
What is the minimum dimension of a landing?
36” inches measured in the direction of travel
What is the maximum steepness for treads and landings?
2% (1:48)
Handrail height shall not be less than how many inches and not more than how many inches?
Not less than 34” inches and not more than 38” inches
Handrails adjacent to a wall shall have a space of not less than how many inches between the wall and the handrail?
1-1/2” inches
Type I round handrails must have a diameter of not less than 1-1/4” inch and not larger than?
2” inches
What size landing is required at the top and bottom of ramps?
3’ ft. x 3’ ft.
How high must a porch floor be above the ground to require a guardrail?
30” inches
What is the minimum height for guards on porches which are more than 30” able the grade or floor?
36” inches
What is the minimum height of guards on the open sides of stairways more than 30” inches in height?
34” inches
What size sphere shall not pass between vertical members of a guardrail system?
4” inches
The triangular area formed by the riser, tread and rail must not allow the passage of what size sphere?
6” inches
True or False: Bedrooms shall have smoke alarms?
TRUE
Untreated floor joist can be no less than how many inches close to exposed earth?
18” inches
Untreated wood girders can be no less than how many inches close to exposed earth?
12” inches
All wood framing members that rest on concrete or masonry exterior foundation walls shall be not less than how many inches from the exposed ground?
8” inches
When an untreated wood girder is to be placed in a masonry pocket, what spacing is required on the top, sides and end of the girder from the masonry?
1/2” inch
What is the minimum distance untreated wood siding, sheathing or wall framing can be from the ground?
6” inches
Buildings erected in coastal high-hazard areas shall be supported on what?
Pilings or Columns
The grade away from foundation walls shall fall a minimum of how many inches within the first 10 feet?
6” inches
What is the load bearing capacity of clay soil if no soil test are required?
1500 psf
What type of fasteners should be used when nailing a knee wall on a wood foundation?
Stainless Steel Nails
The minimum compressive strength for foundation concrete that will NOT be exposed to the weather is?
2500 psi
The minimum compressive strength for foundation concrete that will be exposed to the weather is?
2500 psi
Footings must bear on?
Undisturbed natural soils or engineered fill
The minimum width of a concrete footing is?
12” inches
A vapor retarder should be installed on which side of a wall?
To the warm side of the building
The minimum thickness of a spread footing is?
6” inches
Continuing foundations are required for interior walls longer than?
50’ feet
Bottom reinforcement shall be located a minimum of how many inches clear from the bottom of the footings?
3” inches
In seismic design categories, what type of bar shall be installed at not more than 4 feet on center?
One No. 4 bar. The vertical bar shall extend to 3” inches clear of the bottom of the footing and extend a minimum of 14” inches into the stem wall.
What are the specifications for foundations with stem walls?
The shall have installed a minimum of one No. 4 bar within 12” inches of the top of the wall and one No. 4 bar located 3” to 4” inches from the bottom of the footing.
What are the steel requirements for a cast monolithic floor slab?
(1) #5 bar or (2) #4 bars in the middle third of the footing
What is the minimum distance the bottom of the footing can be below grade?
12” inches
What are two methods to protect foundation walls from frost?
(1) Piers shall extend below the frost line. (2) Piers shall be erected on solid rock.
What is the maximum allowable slope for the top surface of a footing?
Zero
When placing anchor bolts in a concrete floor slab, the should extend into the concrete how far?
7” inches
What is the minimum diameter for foundation anchor bolts?
1/2” inch
What is the maximum on center spacing for anchor bolts in sole plates for interior bearing walls?
6’ feet on center and located within 12” inches of the ends of each plate section when supported on a continuous foundation.
What is the maximum anchor bolt spacing for buildings over two stories in height?
4’ feet
What is the maximum size stone for gravel under wood foundations?
Gravel shall not exceed 3/4” inch
What is the minimum size for sand under wood foundations?
Sand shall be coarse, and not smaller than 1/16” of an inch.
What is the maximum size of crushed stone under wood foundations?
Crushed stone shall have a maximum size of 1/2” inch
For buildings where the monthly mean temperature of the building is maintained at a minimum of 64 degrees, are footings required to extend below the frost line, when protected by insulation?
No
When placing vertical steel reinforcement in a 12” inch concrete wall, the maximum spacing should not exceed?
72” on center
Loose gravel drains around foundations should be installed at what height?
6” inches above the top of the footing
Foundation walls that retain earth and enclose interior spaces and floors below grade shall be______from the top of the footing to the finished grade?
Dampproofed
Name two of the options for waterproofing in areas where a high water table exist?
2-ply hot-mopped felts of 55 pound roll roofing
What type of film shall be applied over the below-grade portion of exterior foundation walls prior to backfilling?
A 6-mil thick polyethylene
The minimum net area of ventilation openings shall not be less than 1 square foot for each?
150 sq. ft. of under-floor space area.
One foundation vent shall be within how many feet of each corner of the building?
3’ feet
What are the minimum size openings for access to under-floor spaces?
Openings through the floor shall be a minimum of 18” x 24”, and openings through a perimeter wall shall be a minimum of 16” x 24”.
When must all construction material be removed?
Before a building is occupied
The fished grade of under-floor surface may be located where?
At the bottom of the footings
(1 )What is the maximum load for floor joist that support sleeping areas and attics that are accessed by means of a fixed stairway? (2) What is the load limit for all other rooms?
(1) A live load of 30 psf. and a dead load of 20 psf.(2) A live load not to exceed 40 psf., and a dead load of 20psf.
Floor cantilevers shall not exceed________?
The nominal depth of the wood floor joist
The ends of each joist, beam or girder shall have not less than how many inches bearing on wood or metal?
1.5” inches
The ends of each joist, beam or girder shall have not less than how many inches bearing on masonry or concrete?
3” inches
When attaching wood joist to a wood girder, the wood ledger strip supporting the joist shall not be less than?
Nominal 2” x 2” inch
Notches in solid lumber joist, rafters and beams shall not?
Exceed 1/6th the depth of the member, be longer than 1/3rd the depth of the member, or be located in the middle 1/3rd of the span.
The diameters of holes cut into wood members shall not exceed?
1/3rd the depth of the member
Notches at the end of the member shall not exceed what depth of the member?
1/4th
What distance should holes be from the top or bottom of the member to any other hole?
2” inches
Header lengths more than 4 feet must be?
Doubled
Header lengths more than 6 feet must also have what?
A hanger at each end
What is required before altering a truss member in any way?
Approval of a registered design professional
What is the minimum allowable thickness for particle board floor underlayment?
1/4” inch
With regard to site preparation, the area between the foundation walls shall?
Have all vegetation and topsoil removed
Concrete slab-on-ground floors shall be a minimum of?
3-1/2” inches thick
True or False: The area within the foundation walls shall have all vegetation and foreign material removed?
TRUE
What are the maximum fill depths?
24” for clean sand or gravel and 8” for earth.
The minimum thickness for polyethylene vapor barrier in floor slabs shall be?
6 mil
The minimum overlap of joints for polyethylene in floor slabs when used as a vapor barrier shall be?
6” inches
When building built-up girders and beams:
use 2 rows of 10d nails, 32” on center staggered
What is the proper spacing of nails along the edge of plywood sheathing?
6” inches
End joints in top plates shall be offset (staggered) at least:
24” inches
When the rafter spacing is more than 16” and the stud spacing is 24” on center, joist, trusses and rafters must rest on top plates within how many inches of a stud?
5” inches
True or False: Studs shall have full bearing on a nominal 2-by or larger plate or a sill having a width at least equal to the width of the studs?
TRUE
What is the maximum size notch that can be cut into a 2 x 4 load bearing wall stud?
25%
What is the maximum size hole that can be bored into a 2 x 4 non-load bearing wall?
60% or 2.1”
Steel studs with a designation of 350S162-t are how wide?
3.5” inches
What is the minimum size of studs for light frame Cold-formed steel walls?
1-5/8” x 3-1/2” or 1.625” x 3.5”
Where are holes in load bearing steel wall framing members permitted?
Only along the centerline of the web of the framing member.
What is the minimum center-to-center spacing of holes in load-bearing steel wall framing?
Not less than 24” inches
What is the maximum width and length for holes in load bearing steel wall framing members?
The width can be no greater than 0.5 times the member depth, or 1-1/2” inches, and it shall not have a length exceeding 4-1/2” and shall have a minimum distance between the edge of the bearing surface and the edge of the hole of not less than 10” inches
The minimum thickness of masonry bearing walls more than one story high shall be:
8” inches
Solid masonry walls of one-story dwellings and garages shall not be less than:
6” inches
Unreinforced SOLID masonry parapet walls shall not be less than how thick and how high?
Not less than 8” inches thick and shall not exceed 4 times their thickness in height
Unreinforced HOLLOW masonry parapet walls shall not be less than how thick and how high?
Not less than 8” inches thick and shall not exceed 3 times their thickness in height.
The unsupported height of masonry piers shall not exceed what height?
10 times their least dimension
The unreinforced masonry where masonry units are laid in a stack bond, longitudinal reinforcement consisting not less than two continuous wires each shall be provided in horizontal bed joints spaced not more than how many inches on center vertically?
16” inches
Masonry walls shall be anchored to roof structures with:
1/2 “ inch bolts spaced not more than 6 feet apart
What are the requirements for vertical reinforcement for masonry elements?
They shall consist of at least one No. 4 bar spaced not more than 48” inches and vertical reinforcement shall be located within 16” inches of the ends of masonry walls.
What is the maximum spacing for masonry reinforcement for walls that are solid grouted and constructed of hollow open-end units?
48” inches
What is the maximum spacing for masonry reinforcement for walls that are NOT solid grouted and constructed of hollow open-end units
24” inches
What is the maximum spacing for shear wall reinforcement?
The smaller of one-third the length of the shear wall, one-third the height of the shear wall or 48” inches.
What is the minimum bearing for beams and girders supported by a wall or column?
At least 3 inches on solid masonry or 4” inches on a metal bearing plate
What is the minimum bearing for joists?
1 1/2” inch
Unless otherwise required or indicated on the project drawings, head and bed joints shall be how thick?
3/8” inch
What is the maximum distance between adjacent full-length solid masonry headers?
Full-length headers shall not exceed 24 inches either vertically or horizontally.
Where two or more hollow block are used to make up the thickness of a wall, the stretcher courses shall be bonded at vertical intervals not exceeding how many inches?
34” inches
Where metal wall ties are embedded in the horizontal mortar joints, there shall be at least one metal tie for each:
4 1/2 square feet
When bonding with ADJUSTABLE wall ties, there shall be at least one wall tie per how many square feet?
2.67 square feet
What is the maximum amount of time in which grout can be placed after water has been added?
1 1/2 hours
The specified thickness of a standard glass block unit shall be at least:
3 7/8” inches
The specified thickness of a thin glass block unit shall be at lease
3 1/8” inches for hollow units and 3” inches for solid units
What is the maximum area of each glass masonry individual thin-unit panel?
85 sq. ft.
What is the proper thickness of head and bed joints in glass block masonry
1/4” inch
Using 5/8” drywall on walls with 24” on-center spacing of supports, what is the proper spacing of drywall screws?
12” inches
What type drywall screws should be used
Type W or Type S, or if metal studs are used the screws must be number 6 or greater.
What type of barrier should be applied over studs or sheathing of all exterior walls?
One layer of 15 lb felt or other approved water-resistive barrier
What is the minimum length of bearing of lintels?
4” inches
When using wall ties in a non-seismic area, the maximum spacing of wall ties shall be:
24’ inches on center supporting not more than 2.67 square feet.
The veneer shall be separated from the sheathing by an air space between of how many inches?
A minimum of 1 inch, but not more than 4 1/2” inches
Where should flashing be located on a masonry wall?
Beneath the first course of masonry above the finished ground level above the foundation wall or slab and other points of support
Weepholes shall be provided in the outside wythe of masonry walls at a maximum spacing of:
33” inches
Treated lWall plates used to umber shall be dried to a moisture content of
19% or less
What is the nominal thickness of a ridge board
1 inch nominal thickness and not less in depth than the cut end of the rafter.
Rafter ties shall be what size?
A minimum of 2” inches x 4” inches
Ends of ceiling joists shall be lapped a minimum of how many inches?
3” inches
What are the requirements for notches in joists, rafters, and beams?
Notches shall not exceed 1/6th the depth of the member, shall not be longer than 1/3 the depth of the member and shall not be located in the middle third of the span. Notches at the ends of the member shall not exceed 1/4th of the depth of a member. Holes shall not be closer than 2” inches to the top or bottom of the member or to any other hole or notch
How should rafters and ceiling joists be supported?
Laterally by solid blocking and diagonal bridging or a continuous 1” inch X 3” inch wood strip nailed across the rafters or joists at intervals not exceeding 8’ feet
What is the maximum ceiling joist span when using 12” inch spacing and Southern Pine SS 2 x 4s?
12’ feet 11” inches
Wall plates used to connect trusses, shall have a resistance to uplift of not less than how many pounds.
175 lbs
What must be designed to transmit the uplift forces from the rafter or truss ties to the foundation?
A continuous load path
What is the minimum net free ventilating area?
It shall not be less than 1/150th of the area of the space being ventilated.
Buildings shall have an attic access where attic areas exceed 30 sq. ft. and have a vertical height of:
30” inches or greater.
Where must you install a cricket or saddle.
On any chimney or penetration more than 30” inches wide perpendicular to the slope.
What is the minimum slope of a roof when using asphalt shingles?
2:12
What is the minimum gage for roof fasteners for asphalt shingles
12 gage
What is the minimum number of fasteners for asphalt shingles?
4 fasteners per strip or 2 fasteners per individual shingle
When using a single layer of felt underlayment, the minimum roof slope for asphalt shingles shall be
33% (4:12) or greater
On asphalt roofing in areas where there has been a history of ice dams what shall be used in lieu of normal underlayment?
An ice barrier that consists of at least two layers of underlayment cemented together, or a self-adhering polymer modified bitumen sheet
The minimum gage of galvanized steel metal roof valley flashing use on an asphalt roof is:
26 gage
What is the minimum width of an open metal valley lining on an asphalt roof?
24” inches
The installation of clay roofing tile shall comply with?
ASTM C1167
What is the minimum gage nail to be used for tile roofs?
11 gage
What is the minimum distance clay roof flashing must extend from the centerline?
11” inches
What is the minimum roof slope required for the installation of metal roof shingles
25%
What is the minimum roof slope for mineral surfaced roll roofing?
1:12
What is the minimum roof slope for slate shingles
4:12 or 33%
How many nails are required for each wood shakes or shingles?
2 nails
The proper spacing for wood shingles is:
1/4” inch minimum and 3/8” inch maximum
What is the minimum roof slope for wood shakes
3:12
What is the minimum side lap for wood shakes between joints in adjacent courses?
1 1/2” inches
The minimum roof slope for built-up roofs shall be 1/4:12 with what exception?
Exception: Coal-tar built-up roofs can have a slope as low as 1/8:12 (1%)
What is the minimum roof slope for lapped, non-soldered seam metal roofs without lap sealant
3/12 (25%)
What is the minimum roof slope for standing seam roof systems
1/4:12 (2%)
What is the minimum slope for lapped, non-soldered seam metal roofs with applied lap sealant
1/2:12 (4%)
When can you reinstall existing slate clay or cement tile?
When it is not cracked, damaged or broken
Masonry chimneys shall be supported on foundations of solid masonry or concrete at least 12 inches thick and should extend how many inches beyond each side of the exterior dimensions?
6” inches
Where shall the fireplace throat or damper be located?
A minimum of 8” inches above the lintel
In the table for masonry fireplace and chimney table, what is the required clearance above the roof?
3’ feet at roofline and 2’ feet at 10’ feet.
What is the minimum length of bearing of lintels
4” inches
What is the minimum thickness of a fireplace hearth?
4” inches
Where a fireplace opening is less than 6 square feet, hearth extensions shall extend how far to the front and to the sides?
16” inches to the front and 8 inches to the sides
Where a fireplace opening is more than 6 square feet, hearth extensions shall extend how far to the front and to the sides?
20” inches to the front and 12” inches to the sides.
Woodwork or other combustible materials shall not be placed within how many inches of a fireplace opening?
6” inches
In a masonry fireplace, what are the minimum clearances for for all wood beams, joists, or studs?
A minimum of 2” inches from the front faces and sides and 4” inches from the back of the fireplace.
The minimum thickness of a masonry fireplace foundation is:
12” inches
Chimneys shall extend at least 2 feet higher than any portion of a building within how many feet?
10’ feet
Any portion of a masonry chimney located in the interior of the building or within the exterior wall of the building shall have a minimum air space clearance of at least how many inches?
2” inches
Chimneys shall be provided with crickets when the dimension parallel to the ridgeline is greater than____ inches and it does not intersect the ridgeline.
30” inches
When using blown-in or sprayed on roof or ceiling insulation, how must it be marked?
Thickness in inches shall be written on markers that are installed at least one for every 300 feet.
How often shall markers be placed in an attic to show the amount of blown insulation?
Every 300 square feet
What minimum R-value is required for ceilings?
R-30
What is the minimum passageway for attics containing appliances?
They must have a clear and unobstructed passageway large enough to allow removal of the largest appliance, but not less than 30” high and 22” wide and not more than 20’ feet in length. A level service space at least 30” x 30” shall be present along all sides of the appliance where access is required.
What is the minimum passageway for underfoor spaces containing appliances?
The passageway must be large enough to remove the largest appliance, but not less than 30” x 22” nor more than 20 feet in length.
Appliances supported from the ground shall be level and firmly supported on a concrete slab. Appliances suspended from the floor shall have a clearance of at least how many inches from the ground?
6” inches
For heating and cooling equipment, when is a second drain pan required?
Where damage to any building components will occur due to a result of overflow.
What must 4-inch diameter exhaust ducts be made from?
Rigid metal
Freestanding and built-in ranges shall have a vertical clearance above the cooktop of not less than how many inches to unprotected combustible material?
30” inches
Shower receptors shall have a finished curb (threshold) of at least ____ above the sides and back of the receptor?
1” inch
A shower curb shall not be less than ______ inches, and no more than ____ inches high?
2” inches and 9” inches
Conductors that are to be spliced shall have a minimum of 6 inches of free conductor at each outlet. Where the opening to an outlet, junction or switch point is less than 8 inches in any dimension, each conductor shall be long enough to extend at least how many inches outside of such opening?
3” inches
What do you call a device intended for the protection of personnel that functions to de-energize a circuit or portion thereof within an established period of time when a current to ground exceeds the value for a Class A device?
Ground-fault interrupter
What do you call a complete lighting unit consisting of a lamp or lamps together with parts designed to distribute the light, to position and protect the lamps and ballast, where applicable, and to connect the lamps to the power supply?
Luminaire
What is a compartment or chamber to which one or more air ducts are connected and that forms part of the air distribution system called?
Plenum
How many 20 amp circuits are required in kitchens, pantry, breakfast or dining areas?
Two
What size circuit is required for bathroom receptacles?
A minimum of one 20 amp circuit
A wall space shall include any space that is ___ how many feet or more in width and that is unbroken along the floor line by doorways, fireplaces and similar openings?
2’ feet
What must be installed at each conductor splice point, outlet, switch point, junction point and pull point?
A box or conduit body
Access gates for outside pools must be equipped with what?
Self-closing and self-locking gates opening away from pool. Lock mechanism located inside the gate.
Where an above ground pool is used as a barrier the ladder must be able to?
Be secured, locked, or removed
What is the minimum slope on which clay tile can be installed?
2 1/2 : 12
hat depth does a pool have to be in order for it to be classified officially as a swimming pool?
24” inches
If a pool is directly accessible from the dwelling, what must be in place?
An alarm wich produces an audible warning when the door and/or its screen are opened
What should be used as the primary power source for smoke detectors?
The building wiring with battery back up
An R-value identification mark shall be applied by the manufacturer to each piece of building thermal envelope insulation when the insulation is how wide?
12” or greater
What is the default glazed fenestration U-factor for a metal framed single pane window?
1.2
What is the default U-factor for a wood door?
0.5
Who is authorized to waive the requirements for construction documents if he or she determines that they are not necessary to confirm compliance with the Energy Conservation Code?
The Code Official
A one-story structure attached to a dwelling with a glazing area in excess of 40% of the gross area of the structure’s exterior walls and roof is considered what type of room?
Sunroom
In Climate Zone 2, if the fenestration and skylight U-factor is 0.75 and the ceiling R-value is 30, what is the R-value for a wood framed wall?
13
In residential buildings with slab-on-grade floors, the floor shall be insulated if it is less than how many inches below grade?
12”
Permanent certificate listing R values on Building components must be posted where?
on or in the electrical distribution panel
Curtain walls in commercial buildings shall be tested at what pounds per square foot for air leakage?
1.57 psf
Crawl space wall insulation shall extend vertically and/or horizontally how far after it reaches grade level?
24”
According to IECC, what is the MAXIMUM skylight area permitted in a commercial building expressed as a % of building envelope?
3%
What is the U-factor for an entrance door in a metal framed building with a thermal break in Climate Zone 3?
0.9
An internally illuminated exit sign shall not exceed how many watts per side?
5 watts
