Opetations Bulletins Flashcards
(133 cards)
FF OPS BULL 1:
Apparatus shall be positioned at least ___ from the involved vehicle.
100 feet
FF OPS BULL 1:
Members shall place their SCBA in-service prior to approaching an involved vehicle, a minimum of ____ away.
25 feet
FF OPS BULL 1:
At least one wheel of _____ shall be chocked as soon as it is safe to do so.
the involved vehicle
FF OPS BULL 1:
Involved vehicles should be approached from the end opposite the fuel tank, and from a____ angle whenever possible.
45-degree
FF OPS BULL 1:
A minimum of ____ 1-1/2” hose line will be utilized on vehicle fires
one
FF OPS BULL 1:
A second 1-1/2” hose line should be placed in service ______.
as a back-up line and/or
cool fuel storage areas when necessary.
FF OPS BULL 1:
The first line should be used to extinguish fire ____.
in the passenger compartment.
FF OPS BULL 1:
The truck company officer shall serve _____.
as the safety officer.
FF OPS BULL 2:
E85 fuel, an alternative fuel composed of ____ percent ethanol and ____ percent gasoline.
85% ethanol
15% gasoline
FF OPS BULL 2:
E85 is designed for use in ______.
flexible fuel vehicles, referred to as “FFVs.”
FF OPS BULL 2:
E85 is highly flammable, and will be easily ignited by ____
by heat, sparks or flames.
FF OPS BULL 2:
As an immediate precautionary measure, isolate spill or leak area for at least ___ meters (___ feet) in all directions.
50 meters (150 feet)
FF OPS BULL 2:
For a large spill, consider downwind evacuation for at least ____ meters (____ feet).
300 meters (1,000 feet)
FF OPS BULL 2:
If tank, rail car or tank truck is involved in a fire, ISOLATE for ___ meters (___ mile) in all directions; also consider the evacuation
800 meters (1/2 miles)
FF OPS BULL 2:
In case of contact with substance, immediately flush skin or eyes with running water for at least ____ minutes; wash skin with soap and water
20 minutes
FF OPS BULL 3:
The buses in the Metro fleet contain ___ CNG tanks
7
FF OPS BULL 3:
CNG tanks that operate at ___ PSI. The range
of the pressure can vary depending the ambient temperature, from ___ PSI (cold) to
___ PSI (warm).
Operate at 3600psi
3400 psi cold
4000 psi warm
FF OPS BULL 3:
Each CNG tank is __” long and __” in diameter and weighs ___lbs.
120” long
15.9” in diameter
269 lbs
FF OPS BULL 3:
There are ___ PRD’s (pressure relief devices) located in the roof area.
8
FF OPS BULL 3:
Pressure Relief Devices/Sensors will activate at ___ PSI or when the tank is heated to ___ degrees (f).
5400 psi
220°F
FF OPS BULL 3:
There are 4 methane sensors located on the bus.where are they located?
2 are in the tank compartment and
2 are located in the engine compartment.
FF OPS BULL 3:
The 4 methane sensors alert the driver to leaks in 2 modes: _____. If a “____” alert is activated the engine will shut down.
“trace” and “significant”
significant
FF OPS BULL 3:
Low-pressure leaks will first be noticed by their ___.
High pressure leaks will be noticed
the ___.
Low- pressure leak noticed by odor.
High- pressure leak noticed by sound.
FF OPS BULL 3:
CNG has a flash point of 560 degrees (f).
For minor leaks remove ignition sources
___ feet and ____ for major leaks.
Minor leaks 100 feet
Major leaks 300 feet