___ GPM to ___ GPM is the maximum flow recommended for one line of 2 ½ inch hose.
A. 150-200
B. 200-250
C. 250-300
D. 300-350 - Correct Answer C
"There shall be an OS&Y valve located between the fire department Siamese connection and the standpipe riser"
"There is a one way check valve...
Pump Operator Exam Prep
___ GPM to ___ GPM is the maximum flow recommended for one line of 2 ½ inch hose.
A. 150-200
B. 200-250
C. 250-300
D. 300-350 - Correct Answer C
"There shall be an OS&Y valve located between the fire department Siamese connection and the standpipe riser"
"There is a one way check valve positioned in the system to keep possible contaminated water from entering the
main system"
A. Both statements are true
B. The first statement is true, the second statement is false
C. Both statements are false
D. The first statement is false, the second statement is true - Correct Answer D
100% of rated capacity at - Correct Answer 150 PSI
50 % of rated capacity at - Correct Answer 250 PSI
70% of rated capacity at - Correct Answer 200 PSI
A 2 ½" hose with no nozzle attached (open butt) is flowing at a pressure of 25 psi, how many GPM is being
discharged from the opening?
A. 375
B. 587
C. 835
D. 937 - Correct Answer C
A fire apparatus pump is able to deliver ___ % of its capacity at 15 ft lift.
A. 100
B. 70
C. 50
D. 30 - Correct Answer B
A large percentage of collisions occur while:
A. Leaving quarters
B. Railroad crossings
C. Backing
D. There are adverse weather conditions - Correct Answer C
A pressure of one pound per square inch will raise a column of water how many feet?
A. 1.341
B. 2.304
C. 3.561
D. 4.221 - Correct Answer B
A tank fill line should be provided from the discharge side of the pump. This allows for:
A. The tank to be filled without making any additional connections when the pump is being supplied by an external
source
B. A means of replenishing the water carried in the tank
, C. The circulation of water through the pump to prevent overheating when no lines are flowing
D. All of the above - Correct Answer D
A tank fill line should be provided from the discharge side of the pump. This allows:
A.The tank to be filled without making additional connections when the pump is drafting.
B.A means of replenishing water carried in the tank.
C.For circulation of water through the pump to prevent overheating when no lines are flowing.
D.All of the above - Correct Answer D
According to NFPA 1901, a mobile water supply apparatus must carry at least:
A. 750 gallons
B. 1000 gallons
C. 1250 gallons
D. 1500 gallons - Correct Answer B
All fire apparatus with a rated pump capacity of 750 gallons or larger must be equipped with ___ 2 ½ " discharges:
A. 2
B. 3
C. 4
D. None of the above - Correct Answer A
Apparatus equipped with a fire pump whose rated capacity is less than 750 GPM are required to undergo the same
certification test as a pumper over 750 GPM with the exception of:
A. Pumping test
B. Pumping engine overload test
C. Vacuum test
D. Water tank to pump flow test - Correct Answer B
Apparatus service tests are conducted at least:
A. Annually
B. Quarterly
C. Semi-Annually
D. As often as local operating procedures dictate. - Correct Answer C
Apparatus with a water tank less than 1000 gallons in size must have a tank fill line at least ___ inches in diameter.
A. 1
B. 2
C. 2 ½
D. 3 - Correct Answer A
Apparatus with air brakes are to be equipped with an air pressure protection valve that prevents air horns from being
operated when the air pressure in the air reservoir drops below:
A. 60 psi
B. 80 psi
C. 100 psi
D. 110 psi - Correct Answer B
At a fire, 6 sprinkler heads have opened. They are operating at a 30 psi pressure. What is the total discharge?
A. 45 GPM
B. 125 GPM
C. 180 GPM
D. 270 GPM - Correct Answer C
Back pressure is also known as ___
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