Hi-Rise Flashcards
Who determines the attack stair in a HRFPMD?
Eng and truck boss. standpipe not needed
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.
15 psi and 50 psi. Hi-Rise 4.2.2
Who determines the attack stair in a high rise commercial building?
Truck boss. must have a standpipe
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.
45% in a 6” (4,5,6) 25% in an 8” (quarter,8)
Negative stack effect is when air temp outside is above ___.
90 degrees
In a High Rise FPMD who’s responsibility is it to recall and search all elevators?
2nd Due Truck MDs 6.3.2