TB-149 Residential Sprinkler Systems

Question 1

IAFC report that approximately ________ civilians perish from fire annually, with nearly ______ occurring at home.

Answer 1

3,000

2/3 at home

Question 2

It is the opinion of the IAFC that _____________________represent the single most important measure within the built environment.

Answer 2

residential fire sprinklers

Question 3

Head temperatiures range from ____ to _____ degrees and cover a minimum area of ______ x ______. Extended coverage heads can cover a 20’ x 20’ area.

Answer 3

135 to 175 degrees

12 ft x 12 ft

Question 4

Who plans checks and approves the installation of residential sprinklers?

Answer 4

The plumbing/mechanical engineering division of the Los Angeles Department of Building and Safety.

Question 5

Most common piping material for residential sprinklers is __________

Answer 5

chlorinated polyvinylchloride, (CPVC)

Question 6

LADBS requires a minimum water demand capable of flowing two heads for a period of __________.

Answer 6

ten minutes

Question 7

Are residential sprinklers subject to Chief’s reg 4 testing?

Answer 7

No, only inspected when construction is complete.

Question 8

Shut off and control valves are usually located ___________ or the __________ with the in-line ball valves on or near the riser.

Answer 8

on the side of the house, or the garage

Question 9

CPVC pipe usually _______ in color.

Answer 9

orange

Question 10

NFPA 13D standard inlcudes new constuction of _______, patios extending ____ ft from house and unattached structures greater than _______ sq. ft.

Answer 10

garages
4 ft from house
200 sq. ft