NABCEP Building and Fire Codes 2

Question 1

Under the International Fire Code (IFC), what is the minimum required setback distance for ground-mounted PV arrays from property lines in Exposure Category D areas?

Accepted Answer

Determined by the AHJ based on fire flow requirements

Answer

The IFC requires the AHJ to determine setback distances based on local fire flow requirements and site conditions rather than a single fixed distance.

Question 2

Which IBC occupancy classification typically applies to a standalone ground-mounted PV system with no habitable space?

Accepted Answer

Group U (Utility)

Answer

Standalone utility structures such as ground-mounted PV arrays without habitable space are classified as Group U (Utility) under the IBC.

Question 3

The 2021 IFC Section 1204 requires that roof-mounted PV systems on Group R-3 occupancies maintain a minimum pathway width of how many inches on each side of the ridge?

Accepted Answer

36 inches

Answer

The 2021 IFC requires a 36-inch clear pathway on each side of the ridge for firefighter access on Group R-3 roof-mounted PV systems.

Question 4

When PV conduit penetrates a fire-rated floor-ceiling assembly, which protection method is required?

Accepted Answer

Listed firestop system maintaining the assembly rating

Answer

Any penetration through a fire-rated assembly must use a listed firestop system that maintains the hourly rating of that assembly per IBC Section 714.

Question 5

Under NFPA 855, what is the maximum allowable energy capacity for a single energy storage system (ESS) unit installed in a Group R-3 occupancy without additional separation?

Accepted Answer

10 kWh

Answer

NFPA 855 limits a single ESS unit in Group R-3 occupancies to 10 kWh without additional fire separation or suppression requirements.

(NABCEP) Certified North American Board of Certified Energy Practitioners Specialist Practice Test

(NABCEP) Certified North American Board of Certified Energy Practitioners Specialist Practice Test

NABCEP Building and Fire Codes 2