Residential Code Flashcards
1
Q
What refers to any concrete object that is cast in a factory, cured under controlled conditions, and then delivered to the job site?
A
precast
2
Q
A plumping symbol resembling a cross with FP listed represents what?
A
a frost-proof hose bib
3
Q
What is a stoop?
A
an enlarged landing at the top of the steps
4
Q
In the code book, a double line in the margin indicates _______.
A
that was a code change from the previous code cycle for Michigan ONLY
5
Q
for emergency repairs the permit application must be submitted the
A
next day
6
Q
180/180 rule for code
A
once permit is issued you have 180 days to start, and no break greater than 180days. otherwise with expire
7
Q
If you are using a new product that the building inspector is not familiar with, he/she may ask you for ____.
A
the NER reports (National Evaluation Reports)
8
Q
Manufacturer’s installation instructions, as required by this code, shall _______.
A
be available on the job site at the time of inspection
9
Q
Plumbing, mechanical, gas, electricity inspections occur prior to
A
framing inspection
10
Q
if in floor plane a what is required
A
flood plane inspection/survey
11
Q
what requirements per code make an attic habitable
A
50% of ceiling is 7’ in height and minimum 70 sqft floor space from 5’ knee walls (if bedroom, windows meet egress requirements)
12
Q
what are the requirements for attic that in not inhabitable but can be used for storage?
A
42”x24” that can be moved through truss areas
13
Q
braced wall panel basically means
A
sheathed with 4x8’ panel
14
Q
building height definition
A
average is determined as average height between top plate and highest roof point plus distance to grade.
15
Q
insulation siding has a minimum R value of
A
2
16
Q
What is defined as the top plate of the double top plates used in structural insulated panel (SIP) construction?
A
a cap plate
17
Q
A type of continuous insulation, with manufacturer-installed insulating material as an integral part of the cladding product, having a minimum R-value of R-2, is known as what?
A
insulated siding
18
Q
requirements for sunroom addition
A
40% of wall and roof are glazed windows
19
Q
what two climatic and geographic design criteria are important remember
A
design to 90MPH winds and 42” frost line depth
20
Q
what are the following live live load requirements
Uninhabitable attics w/out storage
uninhabitable attics w/storage
habitable attics and attics served with fixed stairs
balconies and decks
rooms other than sleeping rooms
sleeping rooms
stairs
A
10
20
30
40
30
40
40
21
Q
enclosed stairways (closets) are required to be
A
finished with 1/2” drywall
22
Q
What is a structural sandwich panel that consists of a lightweight foam plastic core securely laminated between two thin, rigid wood structural panel facings?
A
a structural insulated panel (SIP)
23
Q
In Michigan, a structure needs to be built to resist up to a ___ mph wind speed.
A
90
24
Q
What is the minimum live load distribution (in pounds per square foot) for external balconies and decks?
A
40
25
What are the exterior wall fire separation requirements (without fire sprinklers) if the wall is within 5 feet from a property line or another structure?
Exterior walls must be 1 hour rated.
26
Other openings between the garage and residence shall be equipped with solid wood doors or solid or honeycomb-core steel doors not less than ____ thick.
1 3/8 inches
27
when finishing a basement, what is required around foundation walls for fireblocking?
fire blocking adjacent to top plate to foundation walls and fire blocking horizontally every 10' behind wall construction
28
concealed ceiling space such as areas above drop ceiling in basements must implement draft stops if sqft is above
1000'
29
combustible insulation must be separated from recessed lights, fan motors and other heat producing devices by
3" (or use IC rated products)
30
how much distance shall there be from bathroom exhaust openings to soffit vents
3'
31
how many stairs require both top and bottom switched lighting
6 stairs
32
habitable room size requirements
greater than 70sqft and no less than 7' in any direction (exception is kitchen)
33
habitable room ceiling height requirements
floor sqft does not count if sloping ceiling less than 5' from floor or flat ceiling less than 7'
34
bathrooms and laundry room height requiremnts
6'8"
35
what is a glazed wall or wall made of window glass called
spandrel glass wall
36
how far from front door hinges are any glazed surfaces required to be safety glass
24"
37
________ materials shall be not less than 1/2 inch thick gypsum board, 3/8 inch wood structural panels, or other approved materials and shall be installed parallel to the floor framing members unless otherwise approved by the building official.
Draftstopping
38
What must be separated a minimum of 3 inches from recessed lighting fixtures, fan motors, and other heat-producing devices?
combustible insulation
39
What is an IC-rated fixture?
insulation contact/insulation may contact the housing
40
Bathrooms, water closet compartments, and other similar rooms shall be provided with an aggregate glazing area in windows of not less than ___ square feet, one-half of which must be openable.
3
41
Bathtub and shower walls above bathtubs with installed shower heads and in shower compartments shall be finished with a nonabsorbent surface and extend to a height of not less than ___ feet above the floor.
6
42
glazing in windows are required to be safety glass at these dimensions
greater than 9sqft & bottom edge is less than 18" from floor, top edge is more than 36' above floor, one or more walking surfaces are within in 36"
43
coming down a stairway, windows within x inches from floor have to be safety glass
36" (at end of stairway within 60" from stairway)
44
glazing around wet surfaces shall be safety glass if within
60"
45
window wells for ingress window requirements
minimum 9 sqft and 3' wide and long. have a fixed ladder if deeper than 44"
46
At the bottom of the stairs, what is the minimum distance of clear travel/clearance required?
36 inches
47
Garage floor surfaces shall be of approved _______ material.
noncombustible
48
Carports shall be open on at least ___ sides.
2
49
Emergency and escape rescue openings shall have a net clear opening of not less than ___ square feet.
5.7
50
For an escape window, the height from the floor is not to exceed ____ inches.
44
51
exterior door elevation cannot exceed x from top of threshold to tread of stair
7-3/4"
52
Stairway handrails shall not project more than x inches into stairway
4-1/2"
53
maximum riser height
8-1/4"
54
minimum tread depth
9"
55
tread nosing on stairway requirements
projection not less than 3/4" and not more than 1-1/4"
56
Handrails shall be provided where continuous run of treads with x or more risers
4 stairs
57
handrail height
34-38"
58
handrail space from wall shall not be less than
1-1/2"
59
handrail grip size
round 1-1/4"-2", square perimeter 4" - 6-1/4", graspable 1-1/4" to 2-3/4" wide and 1-3/4" tall
60
handicap ramps for egress doors are 1 vertical for 12 units horizontal
12
61
decks this high off the ground require 36" handrail
30"
62
The required egress door (generally the front door) must be at least ____ wide.
3'
63
What is the required minimum width of a hallway?
3'
64
What is the maximum riser height?
8 1/4 inches
65
The minimum tread depth shall be ______.
9"
66
What are the code requirements for a ramp at an egress door?
A slope of not more than 1 unit vertical to 12 units horizontal.
67
what measures are required for windows with sil within 24"s of floor and 72" above grade
limit window opening to 4",
68
if you put approved thermal barrier anywhere in the interior of a house you shall
cover with 1/2" gypsum or 23/32" wood structural panel to fireblock
69
Guards shall be located along open-sided walking surfaces, including stairs, ramps, and landings located more than ___ inches measured vertically to the floor or grade below at any point within ___ inches horizontally to the edge of the open side.
30/36
70
Smoke alarms shall be installed in the following locations.
in each sleeping room
Outside each separate sleeping area in the immediate vicinity of the bedrooms.
On each additional story of the dwelling, including basements and habitable attics.
71
In new construction, carbon monoxide alarms shall be provided in dwelling units where __________.
the dwelling unit contains a fuel-fired appliance
&
the dwelling unit has an attached garage with an opening that communicates with the dwelling unit
72
Any foam within the house must be covered with a thermal barrier of _______.
not less than 1/2 inches gypsum wallboard
&
23/32 inch wood structural panel
73
The approved agency label on all packages and containers of foam plastic insulation/components must include what?
The manufacturer's name.
The product listing.
The product identification and information are sufficient to determine that the end use will comply with the requirements.
All of the above
74
When is it required to use preservative-treated lumber?
On wood framing members that rest on concrete or masonry exterior foundation walls and are less than 8 inches from the exposed ground.
On sills and sleepers on a concrete or masonry slab that is in direct contact with the ground unless separated from such slab by an impervious moisture barrier.
75
What shall be made of hot-dipped, zinc-coated galvanized steel, stainless steel, silicon bronze, or copper?
fasteners for preservative-treated wood
76
What types of approved physical barriers designed specifically for termite prevention may be used?
metal sheathing
plastic sheathing
collars
77
What insects make flat tubes out of mud and fecal matter to travel through in search of wood?
termites
78
According to code, _________ shall be legible and placed in a position that is visible from the street or road fronting the property.
address identification
79
10' from powerlines, 4' barrier from pool (if house is part of barrier, doors have to have an alarm), mechanical equipment has to have entrapment protection
exterior pools
80
lot drainage shall fall a minimum of x inches within first 10 feet
6"
81
electro galvanized steel nails and galvanized steel staples shall not be permitted in what specific construction
above grade wood foundations
82
in pre-cast concrete foundations what shall be the minimum compressive strength be at 28days
5000psi
83
basement foundations minimum psi and air entrained (shall not be less than 5-7%)
3000psi
84
porch steps, garage slabs what psi
3500 and air entrained
85
anchoring foundation walls
- 1/2" diameter anchors 7" deep in foundation
- 6' OC
- within 12 inches from ends
- how many for offset less than 24"
- how many for offset less than 12"
1
0
86
engineering approval is required for foundations/retaining walls when
when foundations are subject to hydrostatic pressure
walls supporting more than 4' of unbalanced backfill that not have permanent lateral support at top or bottom (retaining walls)
87
foundation wall slump can't exceed
6"
88
The edge of the pool/all parts of the water must be ___ feet from overhead power lines.
10'
89
There must be a ___-foot barrier going around a pool, which includes a self-latching/closing gate.
4'
90
What is the presumptive load-bearing pressure of soil in pounds per square foot, considered "clay, sandy, silty clay, chalky silt, silt or sandy silt clay"?
1500
91
In general, the required size of the footings ______ as the load-bearing value of the soil gets stronger.
decreases
92
If you are building a retaining wall, not supported at the top and over 4 feet tall, it must be what?
Completed in accordance with accepted engineering practices.
93
how many inches of coarse stone or sand below basement slab
4"
94
Sump pump shall be not less than x inches in diameter and shall extend not less than x below the bottom of the basement floor
24" and 24"
95
crawl space ventilation openings shall be not less than x sqft for each x sqft of under floor space area
1, 150 (no vapor barrier)
1, 1500 (vapor barrier)
96
crawl spaces - 1 vent shall be within x feet of each corner of building
3
97
crawl space access dimensions for floor and wall
floor 24x18", wall 16"x24"
98
Floor to chimney construction - how many feet span in front of hearth requires header to be double?
4'
99
Floor to chimney construction - how many feet span in front of hearth requires brackets on header
6'
100
Floor systems - joist framing over bearing wall shall lap not less than x inches and nailed together with a minimum of x 10d nails
3", 3 nails
101
what is it called when diagonal or solid blocking on joists 2x12 or greater to support joist / floor systems laterally
bridging
102
Framing openings code - what size headers are used? how many feet to use single and how many feet requires doubling up headers
same as floor joist, under 4', over 4'
103
Wood floor joists - center notches are permitted where and how deep
either 1/3 end of the length, not permitted in the middle 1/3. and 1/6 depth & D/3 wide
104
wood floor joists - end notches are permitted how deep
1/4 of depth
105
wood floor joists - holes required to be how many inches from bottom and how big?
2" from bottom and middle 3rd of the depth in size
106
Retaining walls shall be designed for a safety factor of ____ against lateral sliding and overturning.
1.5
107
In regard to wood foundations, a 6-mil-thick polyethylene _________ shall be applied over the porous layer with the basement floor constructed over the polyethylene.
vapor retarder
108
Crawl space access openings through the floor shall be a minimum of what?
18 x 24 inches
109
The ends of each joist, beam, or girder shall have not less than _____ inch(es) of bearing on wood or metal.
1 1/2"
110
Truss members and components shall NOT be cut, notched, spliced, or otherwise altered in any way without the approval of ________.
a registered design professional
111
concrete floors in basements (on ground) shall be what psi
2500
112
concrete floor on ground shall be on a ground that is compact to what percent
95%
113
6mil vapor retarder under concrete 4" slab on ground is not required when?
non habitable spaces
114
Shall not attach decks to houses with what siding
brick, only attached to ledgers
115
Decks - if cantilevered what design requirement is then required
designed with the 40sqft live load of whole deck over the cantilever area
116
Deck construction - deck ledger to band joist bolt pattern and spacing
zig zag 5" from each and 2" from edges
117
deck construction - what fastener is not approved on decks
carriage bolts
118
In regard to deck joist and deck beam bearing, the ends of each joist and beam shall have not less than ____ inches of bearing on wood or metal and ___ inches of bearing on concrete or masonry for the entire width of the beam.
1 1/2 and 3
119
Exterior / Bearing wall notching/hole limitations
notches not exceed 25% depth of stud, holes shall have max diameter 40% or less of stud depth and have 5/8" min to edge. no holes in same cross section as notches. if hole is bigger than 40% then double stud is required
120
non bearing wall notching hole limitations
notches not exceed 40% depth of stud, holes shall have max diameter 60% or less of stud depth and have 5/8" min to edge. no holes in same cross section as notches.
121
on non bearing walls where notches are greater than 40% depth of stud, what is used if no sheathing is installed
16 gage / 1.5" wide plate with 8 10d nails on each side
122
wall bracing methods let in bracing type method installs wood or metal straps at what angle(s)
45-60 degrees
123
PFG Method? (garage door framing when 24"-48" W bracing (sheathing).
2 anchor bolts with square washers, 7x16 sheathing with 3" OC fasteners on outside studs, header to jack straps. Headers go all the way across the wall
124
CS-PF Method (Garage door framing when 16"-24" W bracing (sheathing)
same as PFG method but all studs get 3" OC fasteners
124
What is a "deformed" nail?
A screw/twist nail.
125
According to figure R602.6(1), "Notching and bored hole limitations for exterior and bearing walls," any notch put in a bearing wall may only be ____ of the depth of the member.
25%
126
According to figure R602.6(2), "Notching and bored hole limitations for interior nonbearing walls," a notch must not exceed ___ of the stud depth.
40%
127
When using "Let-in-bracing" (LIB), you can use 1x4 wood or approved metal straps at what angles for maximum 16" stud spacing?
45 to 60 degrees
128
What does PFG stand for?
Portal Frame at Garage
129
Type M vs S concrete for foundation walls
Type M for below grade, Type S for above grade
130
Glass Unit Masonry - minimum thickness for glass block
3"-7/8"
131
Glass unit Masonry - maximum exterior and interior glass isolated panels?
Ex - 85sqft (15'x10'), In - 250sqft (25'x20')
132
SIPs (Structural insulated panels) Labeling, top and bottom plate requirements
Label - Manufacturing name/logo, identification of the assembly, quality assurance agency. double top plate and single sil plate construction not offset more than 24"
133
Drywall Fastener schedule - non adhesive 16" OC framing for 1/2" walls, ceiling and 5/8" non-habitable rooms (garage)
nails - 8", 7", 6". Screws - 16", 12", 6" (galvanized 6d)
134
Drywall Fastener schedule - w/adhesive 16" OC framing for 1/2" walls, ceiling
nails - 16", 16" Screws - 24", 16" (reduces nail pops)
135
if bathroom ceiling is going to be tiles onto green board then what is required
existing ceiling vapor barrier removed as the tile acts as a vapor barrier and you can't have double vapor barrier
136
Secondhand masonry units shall only be used if what?
They conform to the requirements of new units.
137
vinyl siding nails shall penetrate wood panel sheathing by this depth
1 1/4"
138
Masonry veneer anchorage - ties depth requirements in veneer
minimum 1 1/2" depth into mortar joint no lass than 5/8" from outside
139
Masonry veneer anchorage - tie placement requirements
spaced no more than 32" OC horizontally or 24" vertically and a single tie shall not support more than 2.67sqft
140
Masonry veneer anchorage - tie placement requirements around openings greater than 16"
spaced not more than 36" OC and within 12" of opening
141
Masonry veneer weepholes- requirements
max 33" OC and hole not less than 3/16"s diameter and immediately above flashing
142
Roof Ceiling construction - roof drainage is required
if discharge from roof to ground is greater than 5'
143
Bevel wood siding must be at least ____ inches thick.
7/16
144
The veneer above openings shall be supported on lintels of non-combustible materials and the lintels shall have a length of bearing not less than ___ inches.
4
145
If sheet metal, veneer ties shall not be less than No. 22 U.S. gage by 7/8 inch corrugated, and each tie shall support not more than ____ square feet of wall area.
2.67
146
Roof rafter Span for snow load greater than 80psf?
require architectural engineer
147
Roof rafter cantilever max over exterior walls
24"
148
roof rafter birds mouth minimum material from bird mouth to top of rafter
3 1/2"
149
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.
1 1/2 and 3
150
Truss drawings shall include what?
Slope or depth, span and spacing.
Required bearing widths.
Required permanent truss member bracing location.
All of the above
151
attic vent area - sqft ratio for non vapor barrier and vapor barrier
1/150 and 1/300 (vented area includes both ridge and soffit)
152
Attic access requirements
rough framing 22x30", minimum obstructed above 30"
153
roof assemblies - requirements for chimney crickets and saddles
30" wide on ridge side
154
Roof barriers for asphalts shingles - what is unique for 2x12 to 4x12 slope
double under lament or single layer of water and ice guard
155
only allowed how many re-roofs (adding layer of shingles on top of existing)
2 layers total (1 recover)
156
Where eave or cornice vents are installed, not less than a ___ inch space shall be provided between the insulation and the roof sheathing and at the location of the vent.
1
157
A ________ shall be installed on the ridge side of any chimney or penetration more than 30 inches wide as measured perpendicular to the slope and be made of sheet metal or the same material as the roof covering.
Saddle
158
Asphalt shingles shall have the minimum number of fasteners required by the manufacturer, but not less than ___ fasteners per strip shingle or ___ fasteners per individual shingle.
4 and 2
159
Roof replacement shall include the removal of existing layers of roof coverings down to what?
The roof deck
160
Firebox shall have a minimum depth of
20"
161
Chimney - how high clearance beyond brick cap and what other features are code
2" with 10deg slop and a drip slot feature
162
chimney airspace for interior and exterior chimneys to combustible materials
interior = 2", exterior =1"
163
Chimneys shall extend not less than ___ feet higher than any portion of a building within 10 feet but not less than 3 feet above the highest point where the chimney passes through the roof.
2
164
Chimneys located entirely outside the exterior walls of the building, including chimneys that pass through the soffit or cornice, shall have a minimum airspace clearance of _____.
1
165
What should be located in the back or side of the firebox chamber or located outside of the firebox at the level of the hearth and not greater than 24 inches from the firebox opening?
Exterior air outlet
166
The opaque portion of a wall that encloses a crawl space and is partially or totally below grade is defined as _________.
crawl space wall
167
The interior design temperatures used for heating and cooling load calculations shall be a maximum of ___ degrees F for heating and ___ degrees F for cooling.
72 and 75
168
A ____ shall be installed adjacent to the soffit and eave vents for air-permeable insulations in vented attics.
baffle
169
In order to be in compliance, a ________ shall be posted on or in the electrical distribution panel.
mandatory certificate
170
According to the video, raised heel roof trusses ______.
make the home more energy efficient
provide structural integrity
both A and B
171
Lighting equipment - what minimum percentage of lamps in permanently installed fixtures shall be high efficacy lamps
75%
172
Electrical Panel clearances
36" out, 30" wide, 6'/6" high
173
interior concrete grounding rod requirements
concrete encased 20' long not less than 1/2" diameter or bare copper conductor not smaller than 4AWG
174
all corrugated stainless teel tubing has to be what
grounded
175
electrical outlet spacing is no more than how many feet
6'
176
countertop electrical outlet spacing requirements
required where countertops are 12" minimum. 24" spacing max
177
According to the video, what is the NFRC rating system?
It is a uniformed, unbiased rating system.
It allows you to compare product performance.
It gives details such as grids, framing material, and window type.
All of the above
178
What is the solar heat gain coefficient?
The percentage of heat from the sun that gets through the glass.
179
What type of insulation is made of 100% recycled newspaper, fiber treated with borates and has an adhesive added?
Cellulose insulation
180
Clearances around an electrical panel must be what?
36 inches out, 30 inches width
