This is a coordinated with specific direction on the relocation of their units and their operating from an area deemed untenable, to a specific area deemed safe to continue operations
Withdrawal
What are the stacked tip sizes for Task Force Tip Model YST-4NN (tower)?
2" 1060gpm 1190gpm
2 1/4" 1350gpm 1500gpm
2 1/2" 1660gpm 1860gpm
2 3/4" 2010gpm
What is the address for Centreville High School?
6001 Union Mill Rd
Clifton, VA 20124
Once the RECON zone is clear, apparatus should position a minimum of how far from the entry point of the structure?
100ft
Personnel at the fill site shall wear PFDs if working within ___ft of an open water source
10ft
During the evacuation tones, how long should the staffed apparatus continuously sound the air horns?
15 seconds
What is the theoretical and fireground calculation for a handline with 1 3/16" tip at 50psi
Theoretical - 296gpm
Fireground - 300gpm
What is your run route from St Germain Dr (Library) to Colin Powell Elementary?
L - Machen Rd
R - Route 29
L - Centerville Farms Rd
R - Leland Rd
L - Colin Powell Elementary
The first due unit should identify the RECON zone approximately how far from the center of the address?
330ft
Fill site engines with electric governor control need to always draft and fill in what mode?
RPM mode
What must you do if no backers are available?
- Walk around to ensure no hazards of obstructions are in the way
- Turn on four way flashers, emergency warning lights, and tap horn prior to backing
What is (6.5)2
42.25
What is your run route from FS417 with a dispatched address of I66 WB PRI RT 28?
L - Old Centreville Rd
L - Route 29
R - 66 East bound
Where would you turn around?
Thy shall not use hydrants within how many feet of the structure due to potential risk of damage should an unexpected, explosive event occur?
100ft
What is the maximum flow for a low level strainer?
750gpm
Each work location must complete an inspection and inventory of all cable, heavy snow chains, and automatic snow chains in what month?
March
What is the formula for determining volume for a rectangle or square shaped container is capacity in gallons?
L x W x D x 7.5
What is the run route from FS417 to Summer Tree Rd? (Lake side apartments)
R - Old Centreville Rd
L - Route 28 South
R - Machen Rd
L - Centrewood Dr
R - Summer Tree Rd
When do handlines get deployed on gas leaks?
Once hazardous reading or situation is confirmed, needs such as rice or lean are identified
Dry hydrants should be back flushed and tested how often?
Every six months
What is the minimum length of 1.88" engines should carry in Fairfax County?
1150ft
Nozzle pressures can be increased to what psi for handlines and master streams to achieve a higher flow rate?
Handlines - 65psi
Master streams smoothbore - 100psi
What are two run routes to Hampton Forest Way?
R - Route 29
R - Hampton Forest Way
________________________________________
Across to Braddock Rd
R - Union Mill Rd
L - Braddock Rd
L - Homewood Way
L/R - Hampton Forest Way
What is included in the size up for reported odors and gas leaks?
Structure height
Occupancy type
Lowest level
Basement entry
Location of gas source/meter
Under or above ground storage tanks
What is the Tanker Flow Calculation equation?
The fire flow that can be obtained from a particular unit can be estimated.
(Capacity - 20%)
_______________
Round Trip Time
Example: A tanker with 3000 gallons minus 20% (600gal) divided by round trip time (10mins) = a fire flow of 240 gallons per minute