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When natural light is used to satisfy the minimum light requirements for habitable rooms, the aggregate glazing area shall be a minimum of _ of the floor area.
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When natural ventilation is used to satisfy the minimum ventilation requirements for habitable rooms, the aggregate open area to the outdoors shall be a minimum of _ of the floor area.
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Study Session3
IRC Study Session
| Question | Answer |
|---|---|
| When natural light is used to satisfy the minimum light requirements for habitable rooms, the aggregate glazing area shall be a minimum of _ of the floor area. | 0.08-R303.1 |
| When natural ventilation is used to satisfy the minimum ventilation requirements for habitable rooms, the aggregate open area to the outdoors shall be a minimum of _ of the floor area. | 0.04-R303.1 |
| Garage sprinklers, when required, shall be residential sprinklers or quick-response sprinklers, designed to provide a density of _ gpm/sf. | 0.05-R309.5 |
| Glazing is not required for natural light purposes if artificial light is provided capable of producing an average illumination of _ footcandle(s) over the area of the room at a height of 30 inches above the floor level. | 6-R303.1 |
| 70-R304.1 | |
| The floor area beneath a furred ceiling can be considered to be contributing to the minimum required habitable area for the room where it has a minimum height of _ above the floor. | 7 ft-R304.3 |
| Other than in a kitchen, what is the minimum permitted horizontal dimension of any habitable room? | 7 ft-R304.2 |
| In general, the minimum required ceiling height of all habitable rooms is _. | 7 ft 0 in-R305.1 |
| Ceilings in portions of basements without habitable spaces shall have a minimum ceiling height of _ from the finished floor to beams, ducts; or other obstructions. | 6 ft 4 in-R305.1.1 |
| A minimum clearance of _ shall be provided in front of a water closet. | 21 in-R307.1 |
| The minimum distance between the centerline of a water closet and a side wall shall be _. | 15 in-R307.1 |
| Within a shower compartment, the walls shall be finished with a nonabsorbent sur- : face to a minimum height of _. | 72 in-R307.2 |
| Complying heating facilities are not required in dwelling units where the winter design temperature of the locale is a minimum of _. | 60 F-R303.10 |
| Where located Jess than 5 feet above the walking surface, glazing in a wall adjacent to an outdoor hot tub shall be considered to be installed in a hazardous location unless the glazing is a minimum of _ horizontally from the water’s edge. | 5 ft-R308.4.5 |
| A skylight is defined by the IRC as glass or other glazing material installed at a minimum slope of _. | 15 degrees from the vertical-R308.61 |
| Curbs are not required for skylights installed on roofs having a minimum slope of _. | 0.133333333333333-R308.6.8 |
| A screen used to protect an air exhaust opening that terminates outdoors shall have a minimum opening size of _ inch and a maximum opening size of _ inch. | ¼, ½-R303.6 |
| A minimum clearance of _ inches shall be provided in front of the opening to a shower. | 24-R307.1 |
| Regular glass used in a louvered window shall be a minimum of _ inch in nominal thickness. | 45732-R308.2 |
| Emergency escape and rescue openings shall be located a maximum distance of _ above the floor where measured to the bottom of the clear opening. | 44 in-R310.2.3 |
| Emergency escape and rescue openings, when considered as grade floor openings, shall have a minimum net clear opening of _. | 5 sq ft-R310.2.1 |
| For an emergency escape and rescue opening, the minimum net clear opening height dimension shall be _ , and the minimum net clear opening width dimension shall be _. | 24 in, 20 in-R310.2.2 |
| Where an area well is required in conjunction with an escapes and rescue opening, the area well shall have a minimum horizontal area of _ sq. ft. with a minimum horizontal projection and width of _. | 9.0, 3.6 inches-R310.4.1 |
| An asphalt surface is permitted as the floor surface of a carport provided the surface is _. | Located at ground level-R309.2 |
| A 6-square-foot skylight pane of laminated glass shall have a minimum _ polyvinyl butyral interlayer where located 14 feet above the walking surface. | 0.030-in-R308.6.2 |
| Unless located at least 3 feet below the contaminant source, a mechanical outdoor air intake opening shall be located a minimum of _ feet from a plumbing vent. | 10-R303.5.1 |
| The illumination source for interior stairways shall be capable of illuminating the treads and landings to a minimum level of _ footcandle(s) as measured at the center of treads and landings. | 1-R303.7 |
| A shower shall have a minimum ceiling height of _ above an area of not less than 30 inches by 30 inches at the showerhead. | 6 ft 8 in-R305.1 |
| A six-square-foot glazed panel adjacent to a door to a storage closet is not required to be safety glazing provided the closet is a maximum of _ in depth. | 36 in-R308.4.2 |
| Glazing in a door is not required to be safety glazing where a minimum _ sphere is unable to pass. | 3-in-R308.4.1 |
| Where area wells are provided for escape and rescue openings, area well drainage is not required where the building foundation is supported by Group _ soils. | I-R310.4.3 |
| Where lighting outlets are installed in interior stairways, a wall switch shall be pro- vided at each floor level to control the light outlet where the stairway has a minimum of _ risers. | 6-R303.7 |
| A 4-square foot glazed panel installed in an entry door shall have a minimum glazing category classification of Category _ when tested in accordance with CPSC 16 CFR 1201. | I-R308.3.1 |
| Except for storm shelters and those basements with a maximum floor area of _ square feet used only to house mechanical equipment | 200-R310.1 |
| An emergency escape and rescue opening may be installed under a deck or porch 5) provided a minimum height of _ inches and minimum width of _ inches are maintained to a yard or court. | 36,36-R310.2.4 |
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