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Details

OFD 1-06
OFD Nozzles Hoses Streams
17
Other
Professional
10/29/2006

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Cards

Term
Oakland Nozzles
Definition
Akron Assault 4714 1 1/2";
Akron Assault 4824 2 1/2"
Term
charactoristics of Akron Assault
Definition
automatic and constant gallonage features, (Hybrid type nozzle); Control of the flow by the pump operator;
Good stream performance over wide range of patterns;
Simple nozzles operation.
Term
Akron Assault 4714 GPM, PSI and Weight
Definition
150 GPM at 50 PSI, weight 3.5 pounds
Term
Akron Assault 4824 GPM PSI and Weight
Definition
250 GPM at 50 PSI, weight 5.25 pounds
Term
Back Up Line
Definition
Used to protect the crews who are fighting the fire. If everything is going well, the back up line is charged, but not acually flowing water
Term
Second Line
Definition
Line is actully flowing water to help suppress the fire
Term
OFD Hose Compliment;
Front Bumper
Definition
100' 1 1/2" on front bumper with a low pressure nozzle;
Term
Ears
Definition
Placed in hose folds to assist with hose deployment. First loop will give you 50' of hose and nozzle at the front door
Term
What is the minimum flow pressure in OFD for interior firefighting purpose
Definition
150 GPM
Term
Why bleed the line
Definition
Remove air form line;
Check adequate operating pressure;
Ensure the Engineer is ready;
Adjust nozzle patern if using combination nozzle
Term
ADULTS
Definition
A- Advanced fire;
D-Defensable positions;
U- Unable to locate;
L- Large compartment;
T- Tons of water;
S- Standpipe operations;
Term
OFD High Rise/Hotel packs
Definition
Engines carry:

(3) 50' 2 1/2" length of hose one smooth bore nozzle attached 1 1/8" tip rated at 266GPM;

(1) 100' 1 3/4 length hose one smooth bore nozzle attached 7/8" tip rated at 160GPM
Term
OFD Friction Loss
Definition
Friction los measured in 100" leangth;

1 1/2" 60PSI;

1 3/4" 30PSI;

2 1/2" 10PSI
Term
Purpose of a 4-Way
Definition
Increase the water pressure without interrupting the water supply
Term
3 brands of OFD 4-Ways
Definition
Hummet;
Blake;
Akron;
Term
OFD Hose Compliment; Front Cross Lay
Definition
150' 1 3/4" with low pessure nozzle
Term
OFD hose Compliment; Rear Cross Lay
Definition
200' 1 3/4" with low pressure nozzle
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