IRC 2022 Predicted Exam with COMPLETE SOLUTION | 100 Questions with 100% Correct Answers
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Course
IRC
Institution
IRC
Type I handrails with a circular cross section shall have an outside diameter of at least ____
inches and not greater than ____ inches. - 1 1/4
2
Open sided walking surfaces located more than ____ inches above the floor or grade below, shall
have guards not less than ____ inches in height. - 30...
IRC 2022 Predicted Exam Type I handrails with a circular cross section shall have an outside diameter of at least ____ inches and not greater than ____ inches. - ✔✔1 1/4 2 Open sided walking surfaces located more than ____ inches above the floor or grade below, shall have guards not less than ____ inches in height. - ✔✔30 36 Required guards shall not have openings from the walking surface to the required guard height which allow passage of a sphere ___ inches in diameter. - ✔✔4 An automatic residential fire sprinkler sy stem is not required where _______ or _______ are made to existing townhouses that do not have an automatic residential fire sprinkler. - ✔✔additions alterations Smoke alarms shall be installed in the following locations: 1. ___________ 2. ___________ 3. ___________ - ✔✔In each sleeping room Outside each separate sleeping area On each additional story of the dwelling Basements and habitable attics require smoke detectors, but ________ ________ and ___________ ___________ do not. - ✔✔crawl spaces uninhabi table attics Photoelectric smoke alarms shall not be installed less than ___________ feet horizontally from a permanently installed cooking appliance. (Unless it would prevent the placement of an alarm in a required location.) - ✔✔6 Required smoke alarms shall receive their primary power from the building wiring, and when primary power is interrupted, shall receive power from a ____. - ✔✔battery Physical interconnection of smoke alarms is not required where ____ ___ alarms are instal led. (All alarms must sound upon activation of one alarm.) - ✔✔listed wireless For new construction, an approved carbon monoxide alarm shall be installed in what locations? (CO alarms are not required if there are no fuel -fired appliances and no attached garage.) - ✔✔Outside of each separate sleeping area in the immediate vicinity of the bedrooms. Foam plastic shall have a flame spread index of not more than ___________ and shall have a smoke -developed index of not more than ___________. - ✔✔75 450 Foam plastic shall be separated from the interior of a building by an approved ____ ____ of not less than ____ - inch gypsum wallboard. (Also acceptable is minimum 23/32 inch wood structural panels or a material that is tested in accordance with NFPA 275.) - ✔✔thermal barrier 1/2 A thermal barrier is not required for foam plastic insulation in an attic that is entered only for purposes of ___________ or ___________. (The foam plastic insulation must be protected with approved ignition barrier materials.) - ✔✔repairs maintenance
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