TB 149 - Residential Sprinkler Systems

Question 1

As of January 1, _____, the State of California is requiring the installation of residential fire sprinklers in all new one and two family dwellings and manufactured homes

Answer 1

2011

Question 2

California sprinkler law uses the NFPA ___D standard

Answer 2

13

Question 3

Residential Sprinkler System:
California sprinkler law includes new construction of garages, patios extending __’ from house and unattached structures greater than ____ sq. ft

Answer 3

4
200

Question 4

Sprinklers are only required in _______ areas of homes; attics or other combustible sealed spaces are exempt

Answer 4

Livable

Question 5

Nationwide statistics show that most fires, injuries and deaths occur at home. The International Association of Fire Chiefs (IAFC) report that approximately _______ civilians perish annually from fire, with nearly ____ of those deaths occurring at home

Answer 5

3000
2/3

Question 6

Residential fire sprinkler systems are primarily “life safety” systems with the purpose of preventing __________ and improving chances of occupant escape

Answer 6

Flashover

Question 7

Residential Sprinkler System:
According to the National Institute of Standards and Technology (NIST), a home fire can reach deadly proportions in as little as __ minutes , with __ to ___ minutes passing before first responders arrive

Answer 7

3
7 to 10

Question 8

Residential Sprinkler System:
Head temperatures range from ____ to ____ degrees

Answer 8

135 to 175

Question 9

Residential Sprinkler System:
Home fire sprinklers cover a minimum area of ___’x ___’

Answer 9

12’x12’

Question 10

Home fire sprinklers Extended coverage heads can cover a ___’x ___’ area

Answer 10

20’x 20’

Question 11

Residential Sprinkler System:
LADBS requires a (minimum) water demand capable of flowing __ heads for a period of ___ minutes

Answer 11

2
10

Question 12

Residential sprinkler systems in Los Angeles are usually wet systems and don’t require the use of _____-______ solutions due to our mild climate

Answer 12

anti-freeze

Question 13

Chlorinated polyvinylchloride (CPVC) being installed. A solvent cement is used for connecting the joints. Note the ________ color of the CPVC pipe.

Answer 13

Orange

Question 14

These include black pipe, copper pipe, chlorinated polyvinylchloride (CPVC), polybutylene (PB), schedule ___ steel or thin walled steel

Answer 14

40

Question 15

Identification signs are _________ by LADBS but the minimum size of sign and lettering is not regulated

Answer 15

Required

Question 16

Sometimes cover plates or the sprinkler heads themselves are ________ over which can hamper the activation of the heads

Answer 16

Painted

Question 17

_________ heads are more heat sensitive than traditional heads

Answer 17

Pendant

Question 18

Residential Sprinkler System:
Pendent type residential sprinkler designed to activate between ____ – ____ degrees

Answer 18

135 - 175

Question 19

Pendent type residential sprinkler typically cover a ___ft. x ___ft. area

Answer 19

12ft. x 12ft

Question 20

Special extended coverage sprinklers can cover up a ___ft. x ___ft. area

Answer 20

20ft. x 20ft