Basic Questions
What angle do you position the appartus to the roadway between traffic and the work zone?
45 Degrees
Pressure generated by the weight of a column of water above the pump.
Back pressure aka Head Pressure
What is the maximum height to which water can actually be drafted?
25 ft
According to PBCFR policy, when should any air cylinder be tagged and sent to the SCBA shop?
With a hydrostatic test date that shall expire within 3 months of its 15 year service life.
When laying a 5in supply line from the hydrant, if the attack engine is going to be more than ____ ft from the hydrant, a relay should be established.
500
Traffic cones shall be deployed at _____ intervals _____ of the blocking apparatus with the furthest cone approx. ____ upstream.
15 foot
Upstream
75 feet
What are the 6 principles of pressure?
Pg. 47
Perpendicular, fluid at REST, Equally, Depth, Density, Independent.
(Picked out key words from each)
On fire scenes, if you need additional sections of hard suction, how many sections do PBCFR engines carry? And how msny do PBCFR tenders carry?
three 10ft sections
Engines carry the Super Vac electric powered fan that flow up to how many cfm's?
13,000 CFMs
When loading hose on a moving apparatus, hpw fast should it be driving and in what direction?
no more than 5mph
forward direction
A large percentage of accidents involving fire apparatus occur while doing what?
Backing
Name the FL and GPMs for PONN Conquest
100gpm-15 psi
150gpm-20 psi
185gpm-25 psi
200gpm-35 psi
When using the barrel strainer, the water must be a minimum of how deep?
And requires how much water on all sides?
When using the floating strainer, the water should be how deep?
4ft
2ft
18in
K12 blades cutting depths.
A 14inch blade cuts how deep?
A 12inch blade cuts how deep?
5 inches
4 inches
When loading 3in hose, the female coupling should only protrude how many inches from the hose bed approximately?
18 inches
When flowing from the water tanks, you must notify command and crews when your tank drops to what percent? And then do what next?
25 %
Perform emergency evacuation
Freightliner engines add ___ PSI to your appliance loss.
Ground Moniotrs are____PSI.
FDC is ____ PSI.
Rear Supply Aerial is ___ PSI.
25
15
25
20
What is the most common cause of being unable to prime the fire pump?
An Air Leak
On the chainsaw when properly adjusted, how far should the slack hang?
1/8inch on the underside of the bar.
When hose testing, the total length of any hose line in the test layout should not exceed ???
300 feet
What are Dry Hydrants marked with in the Water Source Locator?
An orange hydrant symbol.
Current PBC code states that an FDC will be within how many feet of a hydrant?
Also when pumping the FDC, it is recommended we do not exceed ___ PSI unless specified and marked as a high pressure system.
100
200
Name two indications of a possible clogged strainer.
1. If you notice an increase in vacuum with a decrease in GPM.
2. If you throttle up, and the RPMs increaae, but the PDP does not rise with it.
Gross Decon shall be located where? (what zone)
And which direction from rehab? And which direction from the hot zone?
In the warm zone and DOWNWIND from the rehab and Upwind from the incident hot zone.
How long shall each hose layout hold and maintain the appropriate service test pressure?
When walking the lines, personnel shall remain a minimum of ___ ft to the ____ side of the hose.
Because when a rupture occurs, hose initially rolls to the ____.
3 minutes
15 ft, left
Right