TB 4: Gasoline Tank Truck-Trailer Incidents

Question 1

TB 4:

Primary consideration of Emergency Responders SHALL be the Preservation of Life, Property, and the __________. In that order.

Answer 1

Environment

Question 2

TB 4:

The Trucks we recognize as “Gasoline Tankers” are designed to carry:

• Flammable and Combustible Liquids
• Alcohol
• Class B Poisons and
• Liquid Fuel Products with VAPOR PRESSURES less than ___ psi

Answer 2

3 psi

Question 3

TB 4:

TWO-Axle Single Tank Trucks have a Capacity of ______ gallons.

Answer 3

3,000 gal.

Question 4

TB 4:

THREE-Axle Single Tank Trucks have a CAPACITY of ______ gallons.

Answer 4

5,000 gal.

Question 5

TB 4:

Tank Tractors with a Semi-Trailer connected by a Fifth Wheel with ONE Tank approx. 40 ft. long have a CAPACITY of ______ gallons.

Answer 5

9,000 gal.

Question 6

TB 4:

Tank Trucks pulling a TWO-Axle Trailer: Each section is 20 ft. long.

• The Truck Tank has a capacity of _____ gallons.
• The Trailer Tank has a capacity of _____ gallons.
• The TOTAL capacity is ______ gallons.

Answer 6

4,200 gal.

4,800 gal.

TOTAL: 9,000 gal.

Question 7

TB 4:

Most Non-Pressure LIQUID Tanks are made out of ________. The Tank Wall is approx. ___ “ thick and is thickest at the BOTTOM.

Answer 7

Aluminum

3/16”

Question 8

TB 4:

Non-Pressure LIQUID Tanks usually have ____ to ____ Compartments.

Answer 8

2 to 4

Question 9

TB 4:

Double Bulkheads are required when carrying flammable products with different Flashpoints. The Void Space between the Bulkheads contain a Leak Indicator Hole designed to indicate a leak in ONE or BOTH bulkheads. If the HOLE is ILLEGALLY Plugged the Void Space could contain up to ____ gallons of product. NEVER REMOVE THE PLUG.

Answer 9

200 gal.

Question 10

TB 4:

Gasoline Tank Truck Fires may involve up to ______ gallons of Flammable Liquids.

Answer 10

9,000 gal.

Question 11

TB 4:

General Safety Precautions for Gasoline Truck Fires SHALL be adhered to, including:

• Avoid contact with Tank Truck.
• Avoid breaking any _____ Blanket.
• Avoid being covered with Foam
• Isolate Incident
• Deny Entry
• Approach form Uphill/Upwind

Answer 11

Foam

Question 12

TB 4:

Gasoline Tankers can have EARLY tank FAILURE at Low Temperatures due to design features. Pressure Relief Devices are set to maintain ___ to ___ psi.

Answer 12

3 to 5 psi

Question 13

TB 4:

Gasoline Tanker Incidents WITH LEAK, NO Fire:

• Eliminate potential Ignition Sources a minimum of ____ ft. from the Spill.
• Turn OFF Vehicle Ignition if possible.
• Use combustible Gas Indicator verify atmosphere around the Battery Terminal is below ___% LEL before disconnecting or disabling.
• Contain Run-Off
• Affected area surrounding the Tank SHALL be covered with FOAM.

Answer 13

100 ft.

10% LEL

Question 14

TB 4:

For Gasoline Tanker Truck Fires: NEVER direct cooling streams into flames or ______ ______. This will cause the burning fuel to overflow and spread the Fire.

Answer 14

Cargo Tank

Question 15

TB 4:

LAFD Foam Tenders carry _____ gallons of CLASS B Foam.

Answer 15

1,000 gal.

Question 16

TB 4:

Aluminum Tanks will MELT at about _____ degrees and the exposed fuel will burn at the Liquid Level. Gasoline will burn at a RATE of ___ ft. per hour Vertically.

Answer 16

1,200 degrees

1 ft.

Question 17

TB 4:

LAFD Hazmat companies can OFF-LOAD overturned Tankers by drilling a ___ inch hole in the Aluminum Tank with a Pneumatic Drill and inserting a Stinger into the hole connected to a Vacuum Truck.

Answer 17

4 in.

Question 18

TB 4:

Vacuum Trucks are available in multiple sizes including _____ and _____ gallon capacities. They can only hold approximately ___% of their rated capacity.

Answer 18

2,000 and 5,000 gal.

90%