TB 4 Gas Tank Truck and Trailer Rollover Flashcards
Tank Truck/Trailers are designed to carry what products?
Flammable liquids, combustible liquids, class b poisons, liquid food vapors less than 3 psi
2 axle truck capacity?
3000 gallons
3 axle truck capacity?
5000 gallons
Truck and tractors can be how long and have what capacity?
40 feet long and 9,000 gallons
Aluminum tanks can be as thick as?
3/16” at bottom and thinner at the top
Product must be off loaded prior to?
Righting tanker
Tanks usually have how many compartments?
2 or 4 with a single bulkhead
Double bulkheads are required when?
carrying flammable products with different flashpoints
Double bulkheads may be illegally plugged, the void space has a capacity of?
200 gallons
Pressure relief valves designed to maintain what psi?
3 to 5 psi (Don’t expect BLEVE)
IGNITION SOURCES: Eliminate potential sources a minimum of how many feet?
100 feet
COMBUSTIBLE GAS INDICATORS: Use around battery area. Safe to disconnect if LEL is below what?
10%
Offensive attack: neer flow water where?
Into tank, fire will spread
USe what type of foam and how much supply?
AR-AFFF (alcohol resistent aqueous film forming foam)
15 minute supply
Fuel burns at what rate?
1 foot per hour