Hose Flashcards
Most commonly used hose for structure fires
1 3/4 combat lines
Call for water
Call for water
Shut off water
Pick up (job is done)
Increase Pressure (20 psi at the pump)
Increase Pressure (20 psi at the pump)
Decrease pressure (20 psi at the pump)
Decrease Pressure (20 psi at the pump)
Stacked tips at 80 psi - 1 3/8 inch tip
500 GPM
Stacked tips at 80 psi - 1 ½ inch tip
600 GPM
Stacked tips at 80 psi - 1 ¾ inch tip
800 GPM
Stacked tips at 80 psi - 2 inch tip
1000 GPM
What does a loop in a cross lay mean? (6” protruding fold)
50 foot section of hose
Range of hand line GPM
20 GPM to 350 GPM.
What is an apartment pack?
- 100 foot length of 1-3⁄4” hose
- Smooth bore has gated wye
- Fog has no gated wye
Male swivel connection in cross-lay hose beds?
Chick-San Swivel
Jump Line aka Crosslay
- 1 3⁄4” hose line pre-connected
- 150’ each
Large Diameter Hose (LDH) or Supply Hose
- 3 1⁄2” or bigger
- Our LDH is 5” with a 4 1/2” coupling
Master Stream
400 GPM or more
2 ½” Smooth Bore Nozzle tip sizes
1 1/8” and 1¼” tips
What is the GPM of a 2 1/2” smooth bore with a 1-1/8 inch tip at 50 & 80 psi?
50psi hand line (266 GPM)
80psi (300 GPM)