46 CFR 181 Flashcards
Fire Protection Equipment (14 cards)
What vessels require fire-pump?
-Of not more than 65 feet in length which is a ferry vessel
-Greater than 65 feet in length
-less than 65 feet but greater than 49 passengers
Fire pump capacity and pressure?
-> 65 feet or >49 passengers = 50 Gallons per min and 60 psi at the pump outlet. Pump outlet must be fitted with pressure gauge
-<65 feet and <49 passengers = 10 gallons per minute and 25 feet stream
Where must you be able to operate the fire pump?
At the operation station and local operations
Why must valve be installed in every fire hydrant?
to allow the firehose to be removed while the fire main is under pressure
When must a spanner wrench accompany fire hose?
When 1.5 inch diameter firehose is required
Firehose requirements for vessel greater than 65 feet or more than 49 passengers?
-50 feet in length and 1.5 inch in diameter
-Brass or other suitable corrosion-resistant fittings
-conforms to UL 19
Firehose requirements for vessels under 65 feet and less than 49 passengers?
-Garden type hose of not less than 0.625 diameter
-One piece not less than 25 feet and no more than 50 feet in length
-Good commercial grade
Required time delay for fixed gas system?
minimum 20 seconds or the time necessary to escape from the space
How is a fixed gas alarm powered?
extinguishing agent
How many ways to actuate pre-engineered gas fire extinguishing system?
2, capable of manual actuations from outside the space in addition to automatic actuation by a heat detector.
Ventilation requirement for pre-engineered gas system?
Automatically shut down all power ventilations systems and all engines that draw intake air from within the protected space.
What is required for pre-engineered gas fire extinguishing system at operators station?
1) A light to indicate discharge
2) An audible alarm that sounds upon discharge,
3 Means to reset devices used to automatically shut down ventilation systems and engines
Vessel length to have fire axe?
65 feet
Fire bucket requirements?
-Vessels not required to have a power-driven fire pump must have at least three 2.5-gallon buckets labeled “FIRE BUCKET”