Hi-Rise Flashcards

0
Q

Who determines the attack stair in a HRFPMD?

A

Eng and truck boss. standpipe not needed

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1
Q

A relief valve is required at the fire pump limiting pressure to ____ psi above that required to deliver its rated capacity at ____ psi to the highest floor.

A

15 psi and 50 psi. Hi-Rise 4.2.2

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2
Q

Who determines the attack stair in a high rise commercial building?

A

Truck boss. must have a standpipe

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3
Q

It is permissible to start fire pumps even if the bypass valve is in the open position, however there will be ___% loss in a 6” valve and ___% loss in 8” valve.

A

45% in a 6” (4,5,6) 25% in an 8” (quarter,8)

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4
Q

Negative stack effect is when air temp outside is above ___.

A

90 degrees

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5
Q

In a High Rise FPMD who’s responsibility is it to recall and search all elevators?

A

2nd Due Truck MDs 6.3.2

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