IRC EXAM QUESTIONS AND ANSWERS
1.The purpose of this code is to establish requirements to safeguard
the public safety, health, and general welfare...
Answer Minimum
2.A permit is not required for one-story detached accessory structures used
as tool and storage sheds, playhouses and similar uses, provided the floor
area does not exceed square feet
Answer 200 sq. ft.
3.A wall supporting any vertical load in addition to its own weight is a
- wall
Answer load-bearing
4.garages shall be separated from residences and attics by not less than
- inch gypsum board or equivalent applied to the garage side.
Answer 1/2 in.
5.All habitable rooms shall be provided with aggregate glazing area of not
less than percent of the floor area of such rooms
Answer 8%
6.Where, in any specific case, different sections of the code specify dif-
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,ferent materials, methods of construction or other requirements, the
most
shall govern
Answer restrictive
7.(true or false)
A permit is not required for the replacement of branch circuit
overcurrent devices (breakers) of the required capacity in the same
location (within a panel)
Answer True
8.An application for a permit for any proposed work shall be deemed to
have been abandoned days after the date of filing....
Answer 180 days
9.Final inspection shall be made after the permitted work is and
prior to
Answer complete, occupancy
10.Signifies access the requires the removal of an access panel or
similar removable obstruction
Answer Accessible
(readily accessible signifies access without the necessity for removing a
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,panel or similar obstruction.)
11.Hot water is water at a temperature greater than or equal to F
Answer 110 F
12. What is the minimum uniformly distributed live load for habitable
attics and attics served with fixed stairs?
Answer 30 pounds per square foot
13.Exterior walls of dwellings and accessory buildings with a fire separation
distance less than feet shall have not less than a one-hour fire-
resistive rating with exposure from both sides.
Answer 5 ft.
14.The minimum openable area to the outdoors shall be percent
of the floor being ventilated
Answer 4%
15.Bathrooms ... shall be provided with aggregate glazing area in windows
of not less than square feet, one-half of which must be openable
Answer 3 sq. ft.
16.Dwelling units shall be provided with heating facilities capable of
maintain- ing a minimum room temperature of F
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, Answer 68 F
17.Every dwelling unit shall have at least one habitable room that shall
have not less than square feet of gross area
Answer 120 sq. ft.
18.Other habitable rooms shall have a floor area of not less than square
feet
Answer 70 sq. ft.
19.Habitable rooms shall not be less than feet in any horizontal
dimen- sion.
Answer 7 ft.
20.Habitable space, hallways, corridors, bathrooms, toilet rooms, laundry
rooms and portions of basements containing these spaces shall have a
ceiling height of not less than feet.
Answer 7 ft.
21.For rooms with sloped ceilings, at least percent of the required
floor area of the room must have a ceiling height of not less than 7 feet
Answer 50%
22.Portions of basements that do not contain habitable space, hallways,
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1.The purpose of this code is to establish requirements to safeguard
the public safety, health, and general welfare...
Answer Minimum
2.A permit is not required for one-story detached accessory structures used
as tool and storage sheds, playhouses and similar uses, provided the floor
area does not exceed square feet
Answer 200 sq. ft.
3.A wall supporting any vertical load in addition to its own weight is a
- wall
Answer load-bearing
4.garages shall be separated from residences and attics by not less than
- inch gypsum board or equivalent applied to the garage side.
Answer 1/2 in.
5.All habitable rooms shall be provided with aggregate glazing area of not
less than percent of the floor area of such rooms
Answer 8%
6.Where, in any specific case, different sections of the code specify dif-
1/
40
,ferent materials, methods of construction or other requirements, the
most
shall govern
Answer restrictive
7.(true or false)
A permit is not required for the replacement of branch circuit
overcurrent devices (breakers) of the required capacity in the same
location (within a panel)
Answer True
8.An application for a permit for any proposed work shall be deemed to
have been abandoned days after the date of filing....
Answer 180 days
9.Final inspection shall be made after the permitted work is and
prior to
Answer complete, occupancy
10.Signifies access the requires the removal of an access panel or
similar removable obstruction
Answer Accessible
(readily accessible signifies access without the necessity for removing a
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40
,panel or similar obstruction.)
11.Hot water is water at a temperature greater than or equal to F
Answer 110 F
12. What is the minimum uniformly distributed live load for habitable
attics and attics served with fixed stairs?
Answer 30 pounds per square foot
13.Exterior walls of dwellings and accessory buildings with a fire separation
distance less than feet shall have not less than a one-hour fire-
resistive rating with exposure from both sides.
Answer 5 ft.
14.The minimum openable area to the outdoors shall be percent
of the floor being ventilated
Answer 4%
15.Bathrooms ... shall be provided with aggregate glazing area in windows
of not less than square feet, one-half of which must be openable
Answer 3 sq. ft.
16.Dwelling units shall be provided with heating facilities capable of
maintain- ing a minimum room temperature of F
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40
, Answer 68 F
17.Every dwelling unit shall have at least one habitable room that shall
have not less than square feet of gross area
Answer 120 sq. ft.
18.Other habitable rooms shall have a floor area of not less than square
feet
Answer 70 sq. ft.
19.Habitable rooms shall not be less than feet in any horizontal
dimen- sion.
Answer 7 ft.
20.Habitable space, hallways, corridors, bathrooms, toilet rooms, laundry
rooms and portions of basements containing these spaces shall have a
ceiling height of not less than feet.
Answer 7 ft.
21.For rooms with sloped ceilings, at least percent of the required
floor area of the room must have a ceiling height of not less than 7 feet
Answer 50%
22.Portions of basements that do not contain habitable space, hallways,
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