TB 12 AUTOMATIC SPRINKLER SYSTEMS

Question 1

BY FAR THE _____ ________ of all fire protection devices. (NFPA)

Answer 1

automatic sprinkler systems

Question 2

_____ detection of fire and effective application of the available water supply are fundamental to _______ most fire losses

Answer 2

Early; minimizing

Question 3

__%of all fires in sprinklered buildings are extinguished or “________” held in check by the sprinkler system.

Answer 3

96%; satisfactorily

Question 4

Companies “shall”______& _______ into sprinkler system as soon as the need is evident.

Answer 4

hook up & pump

Question 5

NBFU states, one of first alarm engines should __ _____ into FDC

Answer 5

“TWO” 2 1/2 LINES

Question 6

PUMP OPERATORS should deliver____ psi to inlet if NO fire showing

Answer 6

100 psi

Question 7

If obvious fire, and number of heads have opened, pump pressure should be increased too ____ psi

Answer 7

150 psi

Question 8

Normally ____ lines can sufficiently extinguish fire in sprinklered building

Answer 8

1 1/2 lines

Question 9

A list of sprinklered buildings in a district can be obtained from F-____, which are filed behind the F-___ in the company files.

Answer 9

F-316
F-173

Question 10

“___ ____ _____” pre fire planning INSPECTIONS should take place to reaffirm the location of the FDC and Control Valves.

Answer 10

ON-THE-SCENE

Question 11

WHAT 2 items should be inspected to see that they are in good working order and that valves are turned ?

Answer 11

1. THREADS
2. CAPS

Question 12

Extreme caution must be exercised when

Answer 12

shutting down system after fire.

Question 13

When ordered shutdown, what “shall” take place?

Answer 13

Firefighter shall remain at control valve to reopen without delay, if needed.

Question 14

FF “shall”” remain at the control valve during shutdown until……

Answer 14

system is put back in service.

Question 15

Sprinklers are more effective, while using less water, than a hose line. True False

Answer 15

True.

Question 16

_____ ______ are designed to provide “inexpensive” protection for light hazard occupancies where not over 3 or 4 sprinklers are likely to operate

Answer 16

Junior system

Question 17

Junior system is connected directly to service water supply through a __ ____ _____.

Answer 17

1 inch brass pipe.

Question 18

Junior systems have what type of alarm?

Answer 18

electric Water Flow

Question 19

Junior systems do Not have what?

Answer 19

FDC or Drain Valves

Question 20

Junior Systems: ____ OR_____ loop “copper” tubing to sprinklers.

Answer 20

3/4” or 1”

Question 21

Junior System: Sprinkler heads will discharge ___as much water as standard sprinkler

Answer 21

HALF

Question 22

Junior Systems use ___ or ____ size orifice sprinkler heads

Answer 22

1/4” or 3/8”

Question 23

how are junior system sprinkler heads identified?

Answer 23

“PINTLE” extending beyond the center of the deflector

Question 24

Officer Check-List :

1. should have list of all sprinklered buildings in the area with sketches showing what two things?

Answer 24

1. Connection Locations
2. Main Sizes

Question 25

Officers Check List:

2. what other source should Officers be aware of other than water supply in the area?

Answer 25

AUXILLARY SOURCE

Question 26

Officer Check List:

3. what should be “inspected periodically”?

Answer 26

FDC & CONTROL VALVES

Question 27

Officer Check List:

4. Should hook up & ____ when the need is evident.

Answer 27

PUMP into sprinklers

Question 28

Officer Check List:

5. exercize extreme caution when …….

Answer 28

shutting down system

Question 29

Officers Check List:

6. Make sure _________ is restored before leaving the scene.

Answer 29

Auxillary Fire Fighting Equipment

Question 30

where can further information on automatic sprinkler systems be found ?

Answer 30

• NBFU Special Interest Bulletin 270
• National Fire Code Chapter 13A; 13L
• NFPA CH 51-60