June Standards Quiz

All piping used in private fire service mains shall be rated for the maximum system working pressure to which the piping is exposed to but shall not be rated at less than ____ psi

• 125

• 150

• 200

• 50 psi above working pressure

Standard Pendent sprinklers shall be located a minimum of _____from a wall.

• 6"

• 4"

• 7'6"

• 12"

What numerical reference in NFPA 13 2019 discusses brazed and soldered joints?​ (a)  

When used as a protective covering in a paint booth, _____ is the maximum thickness of a cellophane bag covering a sprinkler.

• 3/32"

• 0.0001"

• 0.003"

• 0.0124"

For protected facilities having 300 to 1000 sprinklers no fewer than ​ (a)   sprinklers are required to be stocked in the spare head cabinet.

Chapter ​ (a)     is where we find system acceptance testing discussed.

Valve Rooms shall be ​ (a)     and heated.

A small room is defined as "A compartment of light hazard occupancy classification having unobstructed construction and a floor area not exceeding ​ (a)      ft^2".

When pipe schedule systems are revamped, a nipple not exceeding ______ in length shall be permitted to be installed in the branch line fitting.

• 6"

• 3"

• 2 1/2"

• 4"

Pressure gauges used for fire sprinkler systems shall be approved and shall have a maximum limit not less than ____ the normal system working pressure at the point where installed.

• 50 PSI

• 10%

• 100 PSI

• twice