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
2
Q
Tank trucks deliver to #___ retail service stations
A
9,500
3
Q
Tank trucks transport __% of all fuel
A
90
4
Q
Who REGULATES transportation of gas tank trucks ?
A
DOT through NATIONAL HIGHWAY TRAFFIC SAFET ADMIN,
BUREAU of Carrier Safety & Office of HazMat
5
Q
What are the 3 primary responsibilities of emergency responders in tank truck accidents?
A
- Life
- Property
- Environment
* (In that order)
6
Q
Single 2 axle trucks store ____ gallons
A
3000
7
Q
Single 3 axle trucks store ___ gallons
A
5000
8
Q
Tank tractor with semi-trailer can be ___ft long and carry ____ gallons in one tank
A
40 ft
9000 gallons
9
Q
Tank Truck with Two Axle Tank Trailer carry ___ gallons in truck & ____ gallons in trailer.
A
4200 truck
4800 trailer
(9000 total)
10
Q
LAFD regulates ___ & ___tank trucks
A
Flammable
Combustible liquid
11
Q
LAFD regulates tank trucks in ___ of Fire Code
A
Div.38
12
Q
Tanker trucks are officially classified by ____
A
Federal Motor Carrier Standards
13
Q
Fed motor Carrier Standards classifies trucks as ____ &_____
A
MC 306 :1967-1993
DOT 406 :9/1/93-present
14
Q
What 5 products are trucks designed to carry?
A
- Flammable liquid
- Combustible liquid
- Alcohol
- Class B Poison
- Liquid Food Vapor less than “3 psi”
15
Q
Tank truck pulling a two axle trailer; each truck/trailer tank is approx ____ft.
A
20
16
Q
What are 6 features of non-pressure liquid tanks?
A
- Aluminum Tank
- Elliptical shaped tank ends
- Longitudinal Roll-over protection @“top”
- off-loading plumbing/valves “under” tank
- Vapor recovery plumbing on “right rear” of tank
- Manhole/Vapor recover valve @“top”
17
Q
What is thickness of Non-pressure liquid tanks aluminum tank?
A
Thickest @ Bottom(3/16) and gradually gets thinner at the top
18
Q
Non-pressurized tanks are designed to carry load ____?
A
Upright
19
Q
Non pressure tanks must ____ product prior to ____ tanker.
A
Offload/Up-righting
20
Q
Non pressurized tanks can have ___ or ___ compartments with single bulkhead separating
A
2 or 4
21
Q
___ bulkheads required in non pressurized tanks transporting diff products with ____
A
Two
Different flash points
22
Q
True/False. Gas and Diesel can be transported in same tank.
A
True
23
Q
NEVER REMOVE ANY___
A
Plug
24
Q
______ used primarily for strength; do very little to reduce surge.
A
Baffles
25
If hole is illegally plugged, void space in tank can contain up too ____ gal of product.
200
26
If product leaks in void space of tank, who will drill & pump out product?
HazMat TF (HMTF)
27
What does vapor space @top in compartment allow for ?
Expansion
28
Where are vapor recovery/pressure vents located on compartment?
On top
29
What prevents accidents; particularly ROLL-OVERS
Reinforced Rails on top running length of the tank
30
Product is off-loaded using _______ through______ valves
Gravity
| Internal
31
Off-loading and vapor recovery valves default to the______ position
Closed
32
True\False. Compartments are designed to deliver partial loads
False(not designed)
33
What are the 3 ways opening a valve can overcome heavy spring pressure?
1. Utilizing Air
2. Hydraulic Power
3. Mechanical Power
34
Where are the two areas in which emergency shutdown switches are located?
1. Left front corner
| 2. Main panel on the right side
35
Exterior piping is constructed w/______________
Built-In shear points
36
Exterior shear points are designed to _______ ______ _________ before damage can occur to internal valves & plumbing.
“Fail Upon Impact”
37
Smaller single tanks designed to make_____ deliveries
Multiple
38
2 best ways to determine product amount in smaller single tanks are …..
1. Driver
| 2. Shippers Manifest
39
You should avoid breaking _____ during all tank incidents
Foam blanket
40
True/False. During gas tank incident with “no leak” you do NOT have to wear full PPE
False
41
What type of Indicator must you use to monitor gas tanker incident with no leak.
Combustible Gas Indicator
42
During no leak gas tank incident examine the tank for_______
Integrity
43
Pressure relief valves on tank maintain __ to ___ psi
3 to 5
44
True or False. Do NOT expect BLEVE @ no-leak gas tanker incident.
True.
45
In a gas tanker incident with a leak how far away should you eliminate any ignition source ?
100 ft
46
If possible you should ____ ignition of tanker truck that has a leak
Turn off
47
Make sure battery is below ______% before disconnecting on tanker incident w/leak
10
48
Tanker incident with leak, members duties include containing _______ and surrounding tank with ______
Run-Off
| Foam
49
IC on tanker incident w/leak must plan for appropriate amount of _______?
Foam
50
During tanker vehicle/tire fire(no product involved) you must keep the tank visibly _____.
Wet
51
Tanker vehicle /tire fire (no product fire); minimum hose lines used should be ___________
1 1/2 hose (125 gpm)
52
In tanker vehicle/tire fire how should you spot apparatus?
Uphill -upwind
53
Fuel tanks should be considered _____ ________ during tanker vehicle/tire (no product involved) Fire
Secondary Hazard
54
During tanker fire involving tank or spilled liquid do Not use “plain water” unless it is to______ __ ________.
Perform a Rescue
55
Use ____ to prevent product in storm drains during tanker fire involving spilled liquid/tanker.
Dikes
56
During involved tanker/spilled liquid fire IC must decide to use ______/______/__________
Defensive Attack
Offensive Attack
Combo of Both
57
If Gasoline spillage runs off into storm drains first responders must immediately initiate _____ ________
Defensive Actions (Dike or Cover)
58
If product from tanker spill has entered subterranean levels what must we do?
- Contact appropriate agencies
| - monitor areas for explosive/pool flammable vapors
59
Who shall enhance perimeter surveying during spill into subterranean levels?
HazMat Tf & Squad
60
When is offensive attack deployed at tanker incident
Immediate Life Hazard
| and/or enough personnel, apparatuses,foam
61
Always direct cooling stream into flames or cargo tank. True/False.
False (Never)
62
Imperative to have apparatus, personnel, equipment and foam in place before ____________________
Starting any extinguishment operations
63
What type of foam is used on Tanker Fires?
Alcohol resistant aqueous film-forming foam (AR AFFF)
64
How many minutes should you plan to have foam for during suppression operations?
15
65
How many extra minutes to plan for foam blanket maintenance during suppression operations?
15
66
How many gal of foam do LAFD TENDERS carry?
1000
67
What kind of foam does LAFD Foam Tenders carry ?
Class B Foam
68
Foam should be applied in a _____
Soft Arch
69
Always drive streams beneath surface of liquid. True/False
False
70
When is Defensive Attack deployed
No life, environmental/exposure hazards.
| Insufficient personnel/equipment
71
What’s the idea behind defensive attack
Let the fire burn itself out
72
Gasoline burns at rate of ?
1 foot per hour
73
Aluminum tanks will melt at ?
1200 F
74
Tractor and trailer will overturn_________
Together
75
Two axle tank & trailers overturn________
Independent of each other
76
What help prevent tank trailer truck from overturning?
Anti-Rollover device in Tow Bar
77
NEVER ATTEMPT TO UPRIGHT ANY TANK/TRUCK BEFORE ….
OFF-LOADING
78
Tank is designed to carry maximum load only in
Upright position
79
Shell Oil provided “Tank Truck Rollover Emergency Manual” to ______ &________
HAZMAT TF 4
“RESEARCH UNIT”
80
OFF-LOADING requires HazMat to …
Drill 4 inch hole through aluminum tank
81
Ultimately who is responsible for any product removal or any spill on State Highways, Freeways or City streets.
Owner of the vehicle
82
Who handles all off loading
LAFD HAZMAT
83
Who is responsible for clean up on State Highways
CalTrans
84
What are required for all up-righting of tanks
Two 20 ton tow wreckers
85
Who shall always be on scene during an up-righting operation
HAZMAT TF
86
Vacuum trucks carry up to ______ or _____ gallons
2500
| 5000
87
Vacuum trucks can only hold _____ % of their capacity
90
88
Modern vacuum trucks are _____ compliant
EPA
89
Modern vacuum trucks are equipped with ___________
Vapor recovery System
90
If no containers available Vapors are to be exhausted _______ ft downhill and downwind
50
91
Vapors that are __ to __ times heavier than air will create an explosion hazard
3-4
92
What are the 3 cleanliness standards for vacuum trucks
Dirty
Clean
Super clean
93
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.
IC
94
guidelines when ordering vacuum trucks for spills and/or off-loading: incidents up to 2000 gallons use…
1-2500 gal truck
95
guidelines when ordering vacuum trucks for spills and/or off-loading: incidents b/w 2000 & 4500 gallons use….
1-5000 gallon truck
96
guidelines when ordering vacuum trucks for spills and/or off-loading: incidents involving a 4,800 gallon trailer use…
2-5,000 gallon trucks
97
guidelines when ordering vacuum trucks for spills and/or off-loading: incidents involving tank combinations up to 9,000 gallons use …
3-5,000 gallon trucks
