2021 IRC Exam chapter 1
That which enables a device, an appliance, or equipment to be reached by ready access or by a means that first requires the removal or movement of a panel, door or similar obstruction.
access (to) Section R202 Definitions
Habitable rooms shall have a floor area of not less than _____________ square feet.
70 (kitchens have no minimum area requirement) Section R304.1 Minimum area
The seismic provisions of the IRC apply to detached one- and two-family dwellings in Seismic Design Categories _____________ .
D₀, D₁, and D₂ Section R301.2.2 Seismic provisions.
Dwelling units in two-family dwellings shall be separated from each other by wall and floor assemblies having not less than a _____________ -hour fire-resistance rating.
1 Section R302.3 Two-family dwellings
In combustible construction where 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.
1,000 Section R302.12 Draftstopping
Enclosed space under stairs that is accessed by a door or access panel shall have walls, under-stair surface, and any soffits protected on the enclosed side with _____________ -inch gypsum board.
1/2 Section R302.7 Under-stair protection
Floor assemblies that are not required elsewhere in this code to be fire-resistance rated, shall be provided with a _____________ -inch gypsum wallboard membrane, _____________ -inch wood structural panel membrane, or equivalent on the underside of the floor framing member.
1/2 5/8 Section R302.13 Fire protection of floors
Garages shall be separated from residences and attics horizontally by not less than _____________ - inch gypsum board or equivalent applied to the garage side. For habitable rooms above the garage it is _____________ - inch gypsum board
1/2 5/8 type X Table R302.6 Dwelling-Garage Separation
Mechanical and gravity outdoor air intake openings shall be located not less than _____________ feet from any hazardous or noxious contaminant, such as vents, chimneys, plumbing vents, alleys, parking lots, and loading docks.
10 Section R303.5.1 Intake openings.
Hot water is water at a temperature greater than _____________ F.
120 Section R202 Definitions (Definition of HOT WATER)
Unfaced fiberglass batt insulation used as fireblocking shall fill the entire cross section of the wall cavity to a height of not less than _____________ inches measured vertically.
16 Section R302.11.1.2 Unfaced fiberglass.
An application for a permit for any proposed work shall be deemed to have been abandoned ___________ days after the date of filing.
180 Section R105.3.2 Time limitation of application
Where an automatic sprinkler system in accordance with Section P2904 is not provided, the common wall between townhouse units shall not be less than a _____________ -hour _____________ - _____________ - _____________ wall assembly.
2 fire-resistance rated (a minimum 1-hour fire-resistance-rated wall is required where the building is sprinklered) Section R302.2.2 Common walls, Item 2
Other than storm shelters, a permit is not required for one-story detached accessory structures, provided that the floor area does not exceed __________ square feet.
200 Section R105.2 Work exempt from permit, Building: Item 1
Wall and ceiling finishes shall have a flame spread index of not greater than _____________ .
200 Section R302.9.1 Flame spread index.
Decks not exceeding __________ square feet in area, that are not more than __________ inches above grade at any point, are not attached to a dwelling, do not require a permit.
200 30 Section R105.2 Work exempt from permit, Building: Item 10
A clearance of at least _____________ inches shall be provided at the front of a shower opening.
24 Figure R307.1 Minimum Fixture Clearances
For dwellings with fire sprinkler systems, exterior walls with a fire separation distance less than _____________ feet shall have not less than a 1-hour fire-resistance rating with exposure from the outside.
3 Table R302.1(2) Exterior Walls - Dwellings with Fire Sprinklers
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.
3 Exception if there is a mechanically vented exhaust system. Section R303.3 Bathrooms
What is the minimum uniformly distributed live load for habitable attics and attics served with fixed stairs?
30 pounds psf Table R301.5 Minimum Uniformly Distributed Live Loads
For natural ventilation for habitable rooms, the openable area to the outdoors shall be not less than _____________ percent of the floor area being ventilated.
4 Section R303.1 Habitable rooms
For townhouse separation, a parapet is not required when the roof sheathing is fire-retardant-treated wood for a distance of _____________ feet on each side of the wall or walls and there are no penetrations in the roof within _____________ feet of the common walls.
4 4 Section R302.2.4 Parapets for townhouses, Item 2 Exception
For rooms with sloped ceilings, not less than _____________ percent of the required floor area shall have a ceiling height of not less than 7 feet.
50 Section R305.1 Minimum height, Exception 1
Bathrooms, toilet rooms, and laundry rooms shall have a minimum ceiling height of _____________ feet _____________ inches.
6 8 Section R305.1 Minimum height
Portions of basements that do not contain habitable space or hallways shall have a ceiling height of not less than _____________ feet _____________ inches.
6 8 (allowance for heights of 6'-4" at beams, girders, and ducts) Section R305.1.1 Basements
Where the winter design temperature in Table R301.2 is below _____________ F, every dwelling unit shall be provided with heating facilities capable of maintaining a room temperature of not less than _____________ F.
60 68 Portable space heaters are not allowed to be used to achieve compliance. Section R303.10 Required heating.
Fences not over __________ feet high do not require permits.
7 Section R105.2 Work exempt from permit, Building: Item 2
Habitable rooms shall not be less than _____________ feet in any horizontal direction.
7 Section R304.2 Minimum dimensions
Habitable space, hallways, and portions of basements containing these spaces shall have a ceiling height of not less than _____________ feet.
7 Section R305.1 Minimum height
Wood structural panels with a thickness of not less than _____________ inch and a span of not more than _____________ feet shall be permitted for opening protection in windborne debris regions.
7/16 8 Section R301.2.1.2 Protection of openings, Exception
Habitable rooms shall have an aggregate glazing area of not less than _____________ percent of the floor area of such rooms.
8 Section R303.1 Habitable rooms
Where the extent of the reference to a referenced code or standard includes subject matter that is within the scope of the IRC, the provisions of the ___________ shall take precedence.
IRC Section R102.4.2 Provisions in referenced codes and standards
Where the building official issues a permit, the construction documents shall be approved in writing or by a stamp that states ___________ ___________ ___________ ___________ .
REVIEWED FOR CODE COMPLIANCE Section R106.3.1 Approval of construction documents
A finished or unfinished habitable space within an attic.
attic, habitable Section R202 Definitions
Before issuing a permit, the building official is ___________ to examine or cause to be examined buildings, structures, and sites for which an application has been filed.
authorized Section R105.9 Preliminary inspection
Every dwelling unit shall be provided with a water closet, lavatory, and a _____________ or _____________ .
bathtub shower Section R306.1 Toilet facilities
Final inspection shall be made after the permitted work is _____________ and prior to _____________ .
complete occupancy Section 109.1.6 Final inspection
If located in a flood hazard area, the documentation of elevations required in Section R322.1.10 shall be submitted to the building official prior to the _____________ inspection.
final Section R109.1.6.1 Elevation documentation
A wall supporting any vertical load in addition to its own weight is a _____________ - _____________ wall.
load-bearing Section R202 Definitions (Definition of WALLS, Load-bearing wall)
The purpose of this code is to establish _______ requirements to safeguard the public safety, health and general welfare.
minimum Section R101.3 Purpose
Where equipment replacements and repairs must be performed in an emergency situation, the permit application shall be submitted within the __________ __________ business day.
next working Section R105.2.1 Emergency repairs
Compliance with the specific __________ -based provisions of the International Codes shall be an alternative to the specific requirements of the IRC.
performance Section R104.11 Alternative materials, design, and methods of construction and equipment
A permit is not required for the replacement of branch circuit overcurrent devices (breakers) of the __________ capacity in the same location (within a panel)
required Section R105.2 Work exempt from permit, Building: Item 3
Where, in any specific case, different sections of this code specify different materials, methods of construction or other requirements, the most _______ shall govern.
restrictive Section R102.1 General
An alternative material or method shall be approved where the proposed design is __________ and complies with the __________ of the provisions of the IRC
satisfactory intent Section R104.11 Alternative materials, design, and methods of construction and equipment
Doors between the garage and residence shall be _____________ _____________ and shall be equipped with a self-closing or _____________ - _____________ _____________ .
self-latching automatic-closing device Section R302.5.1 Opening protection
Each dwelling unit shall be provided with a kitchen area and every kitchen area shall be provided with a _____________ .
sink Section R306.2 Kitchen
Openings from a private garage directly into a room used for _____________ _____________ shall not be permitted.
sleeping purposes Section R302.5.1 Opening protection
In combustible construction, fireblocking shall be provided to cut off both vertical and horizontal concealed draft openings and to form an effective fire barrier between _____________ , and between a top story and the roof space.
stories Section R302.11 fire blocking
