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Inspector Training Bulletins > TB 4 Gas Tank Trucks & Trailer Rollover > Flashcards

TB 4 Gas Tank Trucks & Trailer Rollover Flashcards

1
Q

California consumes over ___ gallons of gas & ___gallons of diesel.

A

43 million gallons of gas

8 million gallons diesel

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2
Q

Tank trucks deliver to #___ retail service stations

A

9,500

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3
Q

Tank trucks transport __% of all fuel

A

90

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4
Q

Who REGULATES transportation of gas tank trucks ?

A

DOT through NATIONAL HIGHWAY TRAFFIC SAFET ADMIN,

BUREAU of Carrier Safety & Office of HazMat

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5
Q

What are the 3 primary responsibilities of emergency responders in tank truck accidents?

A
  1. Life
  2. Property
  3. Environment
    * (In that order)
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6
Q

Single 2 axle trucks store ____ gallons

A

3000

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7
Q

Single 3 axle trucks store ___ gallons

A

5000

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8
Q

Tank tractor with semi-trailer can be ___ft long and carry ____ gallons in one tank

A

40 ft

9000 gallons

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9
Q

Tank Truck with Two Axle Tank Trailer carry ___ gallons in truck & ____ gallons in trailer.

A

4200 truck
4800 trailer
(9000 total)

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10
Q

LAFD regulates ___ & ___tank trucks

A

Flammable

Combustible liquid

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11
Q

LAFD regulates tank trucks in ___ of Fire Code

A

Div.38

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12
Q

Tanker trucks are officially classified by ____

A

Federal Motor Carrier Standards

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13
Q

Fed motor Carrier Standards classifies trucks as ____ &_____

A

MC 306 :1967-1993

DOT 406 :9/1/93-present

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14
Q

What 5 products are trucks designed to carry?

A
  1. Flammable liquid
  2. Combustible liquid
  3. Alcohol
  4. Class B Poison
  5. Liquid Food Vapor less than “3 psi”
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15
Q

Tank truck pulling a two axle trailer; each truck/trailer tank is approx ____ft.

A

20

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16
Q

What are 6 features of non-pressure liquid tanks?

A
  1. Aluminum Tank
  2. Elliptical shaped tank ends
  3. Longitudinal Roll-over protection @“top”
  4. off-loading plumbing/valves “under” tank
  5. Vapor recovery plumbing on “right rear” of tank
  6. Manhole/Vapor recover valve @“top”
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17
Q

What is thickness of Non-pressure liquid tanks aluminum tank?

A

Thickest @ Bottom(3/16) and gradually gets thinner at the top

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18
Q

Non-pressurized tanks are designed to carry load ____?

A

Upright

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19
Q

Non pressure tanks must ____ product prior to ____ tanker.

A

Offload/Up-righting

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20
Q

Non pressurized tanks can have ___ or ___ compartments with single bulkhead separating

A

2 or 4

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21
Q

___ bulkheads required in non pressurized tanks transporting diff products with ____

A

Two

Different flash points

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22
Q

True/False. Gas and Diesel can be transported in same tank.

A

True

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23
Q

NEVER REMOVE ANY___

A

Plug

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24
Q

______ used primarily for strength; do very little to reduce surge.

A

Baffles

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25
Q

If hole is illegally plugged, void space in tank can contain up too ____ gal of product.

A

200

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26
Q

If product leaks in void space of tank, who will drill & pump out product?

A

HazMat TF (HMTF)

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27
Q

What does vapor space @top in compartment allow for ?

A

Expansion

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28
Q

Where are vapor recovery/pressure vents located on compartment?

A

On top

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29
Q

What prevents accidents; particularly ROLL-OVERS

A

Reinforced Rails on top running length of the tank

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30
Q

Product is off-loaded using _______ through______ valves

A

Gravity

Internal

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31
Q

Off-loading and vapor recovery valves default to the______ position

A

Closed

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32
Q

True\False. Compartments are designed to deliver partial loads

A

False(not designed)

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33
Q

What are the 3 ways opening a valve can overcome heavy spring pressure?

A
  1. Utilizing Air
  2. Hydraulic Power
  3. Mechanical Power
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34
Q

Where are the two areas in which emergency shutdown switches are located?

A
  1. Left front corner

2. Main panel on the right side

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35
Q

Exterior piping is constructed w/______________

A

Built-In shear points

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36
Q

Exterior shear points are designed to _______ ______ _________ before damage can occur to internal valves & plumbing.

A

“Fail Upon Impact”

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37
Q

Smaller single tanks designed to make_____ deliveries

A

Multiple

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38
Q

2 best ways to determine product amount in smaller single tanks are …..

A
  1. Driver

2. Shippers Manifest

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39
Q

You should avoid breaking _____ during all tank incidents

A

Foam blanket

40
Q

True/False. During gas tank incident with “no leak” you do NOT have to wear full PPE

A

False

41
Q

What type of Indicator must you use to monitor gas tanker incident with no leak.

A

Combustible Gas Indicator

42
Q

During no leak gas tank incident examine the tank for_______

A

Integrity

43
Q

Pressure relief valves on tank maintain __ to ___ psi

A

3 to 5

44
Q

True or False. Do NOT expect BLEVE @ no-leak gas tanker incident.

A

True.

45
Q

In a gas tanker incident with a leak how far away should you eliminate any ignition source ?

A

100 ft

46
Q

If possible you should ____ ignition of tanker truck that has a leak

A

Turn off

47
Q

Make sure battery is below ______% before disconnecting on tanker incident w/leak

A

10

48
Q

Tanker incident with leak, members duties include containing _______ and surrounding tank with ______

A

Run-Off

Foam

49
Q

IC on tanker incident w/leak must plan for appropriate amount of _______?

A

Foam

50
Q

During tanker vehicle/tire fire(no product involved) you must keep the tank visibly _____.

A

Wet

51
Q

Tanker vehicle /tire fire (no product fire); minimum hose lines used should be ___________

A

1 1/2 hose (125 gpm)

52
Q

In tanker vehicle/tire fire how should you spot apparatus?

A

Uphill -upwind

53
Q

Fuel tanks should be considered _____ ________ during tanker vehicle/tire (no product involved) Fire

A

Secondary Hazard

54
Q

During tanker fire involving tank or spilled liquid do Not use “plain water” unless it is to______ __ ________.

A

Perform a Rescue

55
Q

Use ____ to prevent product in storm drains during tanker fire involving spilled liquid/tanker.

A

Dikes

56
Q

During involved tanker/spilled liquid fire IC must decide to use ______/______/__________

A

Defensive Attack
Offensive Attack
Combo of Both

57
Q

If Gasoline spillage runs off into storm drains first responders must immediately initiate _____ ________

A

Defensive Actions (Dike or Cover)

58
Q

If product from tanker spill has entered subterranean levels what must we do?

A
  • Contact appropriate agencies

- monitor areas for explosive/pool flammable vapors

59
Q

Who shall enhance perimeter surveying during spill into subterranean levels?

A

HazMat Tf & Squad

60
Q

When is offensive attack deployed at tanker incident

A

Immediate Life Hazard

and/or enough personnel, apparatuses,foam

61
Q

Always direct cooling stream into flames or cargo tank. True/False.

A

False (Never)

62
Q

Imperative to have apparatus, personnel, equipment and foam in place before ____________________

A

Starting any extinguishment operations

63
Q

What type of foam is used on Tanker Fires?

A

Alcohol resistant aqueous film-forming foam (AR AFFF)

64
Q

How many minutes should you plan to have foam for during suppression operations?

A

15

65
Q

How many extra minutes to plan for foam blanket maintenance during suppression operations?

A

15

66
Q

How many gal of foam do LAFD TENDERS carry?

A

1000

67
Q

What kind of foam does LAFD Foam Tenders carry ?

A

Class B Foam

68
Q

Foam should be applied in a _____

A

Soft Arch

69
Q

Always drive streams beneath surface of liquid. True/False

A

False

70
Q

When is Defensive Attack deployed

A

No life, environmental/exposure hazards.

Insufficient personnel/equipment

71
Q

What’s the idea behind defensive attack

A

Let the fire burn itself out

72
Q

Gasoline burns at rate of ?

A

1 foot per hour

73
Q

Aluminum tanks will melt at ?

A

1200 F

74
Q

Tractor and trailer will overturn_________

A

Together

75
Q

Two axle tank & trailers overturn________

A

Independent of each other

76
Q

What help prevent tank trailer truck from overturning?

A

Anti-Rollover device in Tow Bar

77
Q

NEVER ATTEMPT TO UPRIGHT ANY TANK/TRUCK BEFORE ….

A

OFF-LOADING

78
Q

Tank is designed to carry maximum load only in

A

Upright position

79
Q

Shell Oil provided “Tank Truck Rollover Emergency Manual” to ______ &________

A

HAZMAT TF 4

“RESEARCH UNIT”

80
Q

OFF-LOADING requires HazMat to …

A

Drill 4 inch hole through aluminum tank

81
Q

Ultimately who is responsible for any product removal or any spill on State Highways, Freeways or City streets.

A

Owner of the vehicle

82
Q

Who handles all off loading

A

LAFD HAZMAT

83
Q

Who is responsible for clean up on State Highways

A

CalTrans

84
Q

What are required for all up-righting of tanks

A

Two 20 ton tow wreckers

85
Q

Who shall always be on scene during an up-righting operation

A

HAZMAT TF

86
Q

Vacuum trucks carry up to ______ or _____ gallons

A

2500

5000

87
Q

Vacuum trucks can only hold _____ % of their capacity

A

90

88
Q

Modern vacuum trucks are _____ compliant

A

EPA

89
Q

Modern vacuum trucks are equipped with ___________

A

Vapor recovery System

90
Q

If no containers available Vapors are to be exhausted _______ ft downhill and downwind

A

50

91
Q

Vapors that are __ to __ times heavier than air will create an explosion hazard

A

3-4

92
Q

What are the 3 cleanliness standards for vacuum trucks

A

Dirty
Clean
Super clean

93
Q

Who 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

IC

94
Q

guidelines when ordering vacuum trucks for spills and/or off-loading: incidents up to 2000 gallons use…

A

1-2500 gal truck

95
Q

guidelines when ordering vacuum trucks for spills and/or off-loading: incidents b/w 2000 & 4500 gallons use….

A

1-5000 gallon truck

96
Q

guidelines when ordering vacuum trucks for spills and/or off-loading: incidents involving a 4,800 gallon trailer use…

A

2-5,000 gallon trucks

97
Q

guidelines when ordering vacuum trucks for spills and/or off-loading: incidents involving tank combinations up to 9,000 gallons use …

A

3-5,000 gallon trucks

Inspector Training Bulletins (13 decks)

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