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NASCLA Commercial Building Exam fully solved graded A+
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NASCLA Commercial Building Exam
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NASCLA Commercial Building ExamWhat is the minimum ceiling height for means of Egress? - correct answer ✔✔Not less than 7 feet 6
inches
Emergency Power must illuminate for how long? - correct answer ✔✔No less than 90 minutes
Elevators are required in a building with how many stories? - correct answer ✔✔More than 3 (or at least
4).
What is the size of the refuge space for one wheel chair? - correct answer ✔✔30 inches by 48 inches
Each area of refuge shall be separated from the remainder of the story by what? - correct answer
✔✔Smoke Barrier
What is the minimum width of a door? - correct answer ✔✔32 Inches
The minimum clear opening height of doors shall be no less than (at least) - correct answer ✔✔80 inches
Which direction should a hinge door swing when the building occupies more than 50 people or is
classified as Group "H"? - correct answer ✔✔In the direction of egress
The force for pushing or pulling open interior swinging egress non fire doors shall not exceed how many
pounds? - correct answer ✔✔No more than 5LBS
Clear opening below a door should be no more than - correct answer ✔✔4 inches
Panic hardware is required when - correct answer ✔✔There are more than 50 possible occupants
,The maximum unlatching force of panic or fire hardware should not exceed how many pounds? - correct
answer ✔✔15lbs
Stairway width for less than 50 people is - correct answer ✔✔36 inches
Stairway width for more than 50 people - correct answer ✔✔44 inches
Handrails should extend passed the top riser by - correct answer ✔✔12 inches
Maximum handrail width is - correct answer ✔✔2 inches
Where handrails are not continuous between flights, the handrails should extend horizontally how many
inches? - correct answer ✔✔12 inches
Clear space between handrail and wall - correct answer ✔✔1 1/2
Required guards shall not have an opening how large? - correct answer ✔✔4 inches
Corridor width chart can be found in what book? - correct answer ✔✔2018 IBC (Thick blue book) page
287
Emergency escape and rescue openings shall have the bottom of the opening not greater than how
many inches? - correct answer ✔✔44 inches measure from floor
Accessible parking Spaces chart can be found where? - correct answer ✔✔2018 IBC Page 308
Net Free Ventilating area shall not be less than - correct answer ✔✔1/150th of the area of the space
ventilated (Page 321 IBC)
The spacing of the ties or fastenings for exterior metal veneer shall not exceed how many inches? -
correct answer ✔✔24 inches
, Lap siding should have minimum lap of how many inches? - correct answer ✔✔1 and 1/4 inches
Metal flashing on walls, roof intersections, no less than how thick? - correct answer ✔✔0.019
What class assemblies are most effective against severe fire test? - correct answer ✔✔Class A
Asphalt shingles should only be used on roof slopes - correct answer ✔✔Of two units vertical in 12 units
horizontal (17%)
Valley lining material thickness chart can be found where? - correct answer ✔✔IBC 351
Wood Shake and Wood shingle exposure table - correct answer ✔✔IBC 352
Minimum Slope of a roof is - correct answer ✔✔1/4 : 1
Allowable deflection table can be found - correct answer ✔✔IBC 363
A geotechnical investigation must be conducted when: - correct answer ✔✔When backfilling more than
12inches under a footer
The grade away from a building must be - correct answer ✔✔5% for at least 10 feet
Dampproofing must be applied from where? - correct answer ✔✔Footer to above grade
Where should a foundation drain be placed? - correct answer ✔✔Top of the drain at least 6 inches
above the top of the footing, filter fabric over stone
Sandy, silty sand, clayey, table - found where? - correct answer ✔✔434 IBC
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