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Training Bulletins > TB 004 - Gasoline Tank Truck-Trailer Incidents > Flashcards

TB 004 - Gasoline Tank Truck-Trailer Incidents Flashcards

1
Q

Tank trucks transport approximately _____% of all the fuels used by vehicles.

A

90%

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2
Q

Because fuel products are inherently hazardous, transportation is strictly regulated nationally by the _____ through the National Highway Traffic Safety Administration, Bureau of Carrier Safety and Office of Hazardous Materials.

A

Department of Transportation

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3
Q

The State of California imposes its own regulations on tank trucks and requires periodic inspections by the _____.

A

California Highway Patrol

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4
Q

The LAFD also regulates flammable and combustible liquid tank trucks in Div. _____ of the Fire Code.

A

Division 38

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5
Q

Even with all of these regulations, with over _____ gallons of fuel moving through the State daily, there is an ever-present potential for tank truck accidents.

A

43 Million

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6
Q

Primary consideration of emergency responders shall be the preservation of _____, _____, and _____, in that order.

A

Life, Property, Enviornment

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7
Q

They are designed to carry flammable and combustible liquids, alcohol, Class B Poisons and liquid food products with vapor pressures less than_____ p.s.i.

A

3 PSI

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8
Q

There are three basic types of vehicle-tank configurations:

A
  • Single tank truck with two axles (Figure 1) or three axles (Figure 2). Capacities are 3,000 and 5,000 gallons respectively.
  • Tank tractor with a semi-trailer connected together by a fifth-wheel. One tank approximately 40 feet long with a capacity of 9,000 gallons. (Figure 3).
  • Tank truck pulling a two-axle trailer: Each truck and trailer tank is approximately 20 feet long. The capacity of the truck tank is 4,200 gallons and the trailer tank is 4,800 gallons (Figure 4) for a total of 9000 gallons.
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9
Q

Most tanks are made of aluminum. The tank wall is thickest at the bottom (_____) and gradually gets thinner as you progress toward the top of the tank.

A

3/16”

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10
Q

Tanks usually have _____ to _____ compartments, with single bulkheads separating the compartments. _____ bulkheads are required when carrying flammable products with different flash points in the same tank, e.g., diesel and gasoline within the same tank.

A

Two to Four.

Double

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11
Q

If the hole is illegally plugged, the void space could contain up to _____ gallons of product. NEVER REMOVE ANY PLUG.

A

200 Gallons

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12
Q

There are many hazards associated with any accident involving large trucking vehicles but gasoline tanker incidents, especially when involving fire, can be extremely dangerous. These incidents may involve up to _____ gallons of flammable liquids.

A

9000 Gallons

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13
Q

Construction and design features allow for early tank failure at relatively low temperatures with pressure relief devices designed to maintain _____ to _____ psi. ( BLEVE should NOT be a consideration ).

A

3 to 5 PSI

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14
Q

DO NOT USE PLAIN WATER UNLESS _______

A

IT IS USED TO PERFORM A RESCUE.

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15
Q

• Determine amount of foam concentrate required for incident. • Use alcohol resistant aqueous film forming foam – AR AFFF. • Plan for a ______ supply of concentrate for suppression operations • Plan for an extra _____ supply of concentrate for foam blanket maintenance.

A

15 - Minute

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16
Q

o LAFD foam tenders carry _____ gallons of class B foam, in order to compensate for surface area variables and in following with Training Bulletin No. 112, any request for a Foam Tender should trigger the dispatching of a second Foam Tender.

A

1,000 Gallons

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17
Q

Apply foam in a _____, do not drive streams beneath surface of liquid

A

Soft Arc

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18
Q

Aluminum tanks will melt at about _____°F and the exposed fuel will burn at the liquid level.

A

1,200

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19
Q

Keep in mind, the rule of thumb is gasoline will burn at the rate of about _____ vertically, regardless of the surface area.

A

One Foot Per Hour

20
Q

• Internal inspection can only be accomplished after _____ with the use of specialized equipment.

A

Off-Loading

21
Q

Tank could fail without warning if _____ full, resulting in a catastrophic release.

A

Up-Righted

22
Q

A thorough determination of the integrity of the tank truck cannot be made until _____ and ______ of the tank.

A

Off-Loading and Up-Righting

23
Q

Off-loading may be required before being towed, even though the tank has remained up-right. A HMTF will _____ be on scene during this operation

A

Always

24
Q

Prior to May _____, the Shell Oil Company provided the services of their Response Action Team (RAT) for off-loading any overturned gasoline tank truck in the Los Angeles area.

A

1988

25
Q

When they changed to only providing those services to trucks owned and operated by Shell Oil Company, they provided a “Tank Truck Rollover Emergency Manual” to _____ and the _____.

A

HMTF4 and Research Unit

26
Q

Since _____, all Los Angeles City Hazardous Materials companies have received equipment and training on what is considered the safest and quickest method of off-loading an overturned tanker.

A

February 1989

27
Q

This method is accomplished by drilling a _____ in the _____ tank with a _____ drill.

A

Four-Inch Hole
ALUMINUM
Pneumatic

28
Q

Ultimately, the _____ involved in the truck/trailer rollover is legally responsible for product removal and cleanup of any spill on State highways, freeways or city streets.

A

Owner of the vehicle involved

29
Q

Before a hazardous waste hauler company will respond, they will require a _____ who has approved and is prepared to accept financial responsibility for the waste hauler’s services.

A

Responsible Party

30
Q

Even so, it is imperative that all parties understand the _____ is ultimately responsible for public and environmental safety and has authority over these incidents.

A

Los Angeles Fire Department

31
Q

On Private Property: Even after confirming a private clean-up company’s qualifications (appropriate training, documentation, personnel and equipment), _____ companies shall handle all product off-loading (stinger operations).

A

LAFD HazMat

32
Q

Tanker incidents on City streets: The Incident Commander must make every attempt to identify the _____so financial responsibility can be assigned for the cost of clean-up operations.

A

Responsible Party

33
Q

On City Streets: the _____ has the authority to order private clean-up resources through MFC. When MFC orders vacuum trucks directly from a hazardous waste hauling company, the Fire Department becomes the “responsible party” and is financially responsible for hazardous waste hauling and disposal. This Requires the approval from the _____

A

Incident Commander

Deputy Department Commander

34
Q

The required _____ for the Hazardous Waste Manifest must be obtained from the on-call Chief of the Bureau of Fire Prevention and Public Safety.

A

EPA Identification Number

35
Q

Tanker incidents on state highways/freeways: The _____ has authority over Hazardous Materials incidents on State roadways.

A

CHP

36
Q

_____ is responsible for clean-up of State highways/freeways and has the authority to order and pay for clean-up operations when:

  • An immediate fire/life hazard exists.
  • The truck driver does not know if the owner will accept the responsibility.
  • The owner cannot be contacted.
  • The owner cannot or will not pay.
A

CalTrans

37
Q

_____ and _____ gallon capacities are available from most hazardous materials waste haulers.

A

2,500 and 5,000

38
Q

It is imperative that the appropriate number of vacuum trucks is ordered _____, because it is not uncommon to have a _____ or _____ wait between when the trucks are requested and when they arrive.

A

Early on in the incident

one- or two-hour

39
Q

Vacuum trucks can only hold approximately _____ of their rated capacity depending on product weight and required vapor space.

A

90%

40
Q
  • _____ – 2,500 gallon truck for incidents up to 2,000 gallons
  • _____ – 5,000 gallon truck for incidents between 2,000 and 4,500 gallons
  • _____ – 5,000 gallon trucks for incidents involving a 4,800 gallon trailer
  • _____ – 5,000 gallon trucks for incidents involving tank combinations up to 9,000 gallons
A

1
1
2
3

41
Q

Vacuum Trucks are classified by three tank cleanliness standards:
•_____ – Tank is empty of product, but it has not been cleaned.

  • _____ – Tank is empty of product and has been washed with water, but there is a possible trace of water and product from the previous load.
  • _____ – Tank has been chemically cleaned and is free of product. Request “clean” vacuum trucks to prevent any possibility of a reaction between a “dirty” tank and the off loaded or cleaned up material. “Super-clean” trucks are unnecessarily expensive.
A

Dirty
Clean
Super-Clean

42
Q

The disposal company needs to be given the following information:
• That they are responding to an overturned tank truck/trailer.
• The _____ of material to be off-loaded or cleaned up.
• The _____ of material to be removed.
• The _____ and _____ of trucks requested.
• Extra vacuum and vapor recovery hose – _____
• Any additional requirements, such as drums for all contaminated sand, dirt and/or absorbents used to contain spilled product, or additional personnel to assist in the clean up.

A

Type
Amount
Number and Capacity
50 foot of 1 ½”, 3”, 4”

43
Q

The _____ is responsible for ensuring the correct amount and appropriate type of equipment is requested from the disposal company, regardless of who is accepting responsibility for the cost of the request.

A

Incident Commander

44
Q

Vapor Recovery: This system will require _____ as much hose as in operations not capturing the vapors.

A

Twice

45
Q

Vapors are directed a minimum of _____ downwind and downhill from any ignition source.

A

50 Feet

46
Q

A hazardous materials response deploying _____ and _____ would assist in controlling any flammability issue.

A

Air Monitoring and Water Driven Blowers

Training Bulletins (3 decks)

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