1|Page
NASCLA Commercial Building Exam ||Verified
Exam!!!, Most Recent Exam 2026 Actual Complete
Real Exam Questions And Correct Answers (Verified
Answers)| Accurate Answers | Already Graded A+
|Newest Exam!!!
Required guards shall not have an opening how large? -
Answer-4 inches
Corridor width chart can be found in what book? - 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?
- Answer-44 inches measure from floor
Accessible parking Spaces chart can be found where? -
Answer-2018 IBC Page 308
Net Free Ventilating area shall not be less than - Answer-
1/150th of the area of the space ventilated (Page 321 IBC)
,2|Page
The spacing of the ties or fastenings for exterior metal
veneer shall not exceed how many inches? - Answer-24
inches
Lap siding should have minimum lap of how many inches?
- Answer-1 and 1/4 inches
Metal flashing on walls, roof intersections, no less than
how thick? - Answer-0.019
What class assemblies are most effective against severe
fire test? - Answer-Class A
Asphalt shingles should only be used on roof slopes -
Answer-Of two units vertical in 12 units horizontal (17%)
Valley lining material thickness chart can be found where?
- Answer-IBC 351
Wood Shake and Wood shingle exposure table - Answer-
IBC 352
,3|Page
Minimum Slope of a roof is - Answer-1/4 : 1
Allowable deflection table can be found - Answer-IBC 363
A geotechnical investigation must be conducted when: -
Answer-When backfilling more than 12inches under a
footer
The grade away from a building must be - Answer-5% for
at least 10 feet
Dampproofing must be applied from where? - Answer-
Footer to above grade
Where should a foundation drain be placed? - 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? - Answer-
434 IBC
What is the minimum ceiling height for means of Egress? -
Answer-Not less than 7 feet 6 inches
, 4|Page
Emergency Power must illuminate for how long? - Answer-
No less than 90 minutes
Elevators are required in a building with how many
stories? - Answer-More than 3 (or at least 4).
What is the size of the refuge space for one wheel chair? -
Answer-30 inches by 48 inches
Each area of refuge shall be separated from the remainder
of the story by what? - Answer-Smoke Barrier
What is the minimum width of a door? - Answer-32 Inches
The minimum clear opening height of doors shall be no
less than (at least) - Answer-80 inches
Which direction should a hinge door swing when the
building occupies more than 50 people or is classified as
Group "H"? - Answer-In the direction of egress
NASCLA Commercial Building Exam ||Verified
Exam!!!, Most Recent Exam 2026 Actual Complete
Real Exam Questions And Correct Answers (Verified
Answers)| Accurate Answers | Already Graded A+
|Newest Exam!!!
Required guards shall not have an opening how large? -
Answer-4 inches
Corridor width chart can be found in what book? - 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?
- Answer-44 inches measure from floor
Accessible parking Spaces chart can be found where? -
Answer-2018 IBC Page 308
Net Free Ventilating area shall not be less than - Answer-
1/150th of the area of the space ventilated (Page 321 IBC)
,2|Page
The spacing of the ties or fastenings for exterior metal
veneer shall not exceed how many inches? - Answer-24
inches
Lap siding should have minimum lap of how many inches?
- Answer-1 and 1/4 inches
Metal flashing on walls, roof intersections, no less than
how thick? - Answer-0.019
What class assemblies are most effective against severe
fire test? - Answer-Class A
Asphalt shingles should only be used on roof slopes -
Answer-Of two units vertical in 12 units horizontal (17%)
Valley lining material thickness chart can be found where?
- Answer-IBC 351
Wood Shake and Wood shingle exposure table - Answer-
IBC 352
,3|Page
Minimum Slope of a roof is - Answer-1/4 : 1
Allowable deflection table can be found - Answer-IBC 363
A geotechnical investigation must be conducted when: -
Answer-When backfilling more than 12inches under a
footer
The grade away from a building must be - Answer-5% for
at least 10 feet
Dampproofing must be applied from where? - Answer-
Footer to above grade
Where should a foundation drain be placed? - 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? - Answer-
434 IBC
What is the minimum ceiling height for means of Egress? -
Answer-Not less than 7 feet 6 inches
, 4|Page
Emergency Power must illuminate for how long? - Answer-
No less than 90 minutes
Elevators are required in a building with how many
stories? - Answer-More than 3 (or at least 4).
What is the size of the refuge space for one wheel chair? -
Answer-30 inches by 48 inches
Each area of refuge shall be separated from the remainder
of the story by what? - Answer-Smoke Barrier
What is the minimum width of a door? - Answer-32 Inches
The minimum clear opening height of doors shall be no
less than (at least) - Answer-80 inches
Which direction should a hinge door swing when the
building occupies more than 50 people or is classified as
Group "H"? - Answer-In the direction of egress
