Fire Inspector Training Quiz 25

241) What is the minimum allowable headroom for normal stairways?

78” 80” 84” 90”

242) You discover a riser height of 8” on the stairway of a new group B occupancy. Is this permissible?

No, 7” is the maximum Yes, because group B occupancies within a governmental jurisdiction can be interpreted as I-3 occupancies No, as the AHJ approves it Yes, as this is a comfortable stair rise height

243) What is the minimum tread depth for a stair used for normal operations?

12” 13” 11” 10”

244) A stairway in a business occupancy has its top stair riser that is about 1” shorter than the rest of the risers. Is this allowed and what is the maximum permissible riser height deviation for a stair set?

No, 3/8” No, ½” Yes, as long as risers are between 4”-7”, not a problem Yes, as long as there are only three stairs

245) A landing at the bottom of a 36” wide stairway is required to be how wide?

44” 48” 36” 42”

246) What is the maximum vertical rise that a flight of stairs is permitted to have?

12’ 10’ 24’ No limit

247) You discover a 36” wide stairway with a handrail on one side. Is this a problem?

No, stairways only need handrails on one side No, there is no requirement for handrails on stairs Yes, two sides need handrails Yes, only because the AHJ requires it

248) A new five story building with a flat roof does not have a stairway to the roof. Is one necessary?

Yes, this is required No, only required for penthouses No, only required for high-rise buildings Yes, it is required only because it is more than 20’ above the ground

249) What is the maximum allowable slope of a ramp that is part of an exit access egress corridor?

1:13 1:12 1:8 1:20

250) Some settling occurred under supports for a ramp. You are tasked with determining if the resulting slope is acceptable. What is the acceptable cross-slope (perpendicular to the path of travel) of the egress ramp?

3% 2% 1% 0%

Fire and Building Inspector Training IFC Quiz 25

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