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HAZMAT > Chapter 5 > Flashcards

Chapter 5 Flashcards

1
Q

4 Major types of containers

A

Pressure containers

Liquid holding containers

Cryogenic Containers

Solids holding containers

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2
Q

The most common measurement for pressure is

A

Pounds per square inch

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3
Q

Atmospheric Pressure is

A

14.7 PSI is one atmosphere is normally used as a standard unit of pressure

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4
Q

Pressure relief devices are typically set to activate at

A

75 Percent of the tanks pressure

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5
Q

4 Common dispersion patterns from pressure container include

A

Hemispheric
Cloud
Plume
Cone

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6
Q

Low Pressure tanks have pressures

A

From 0.5 to 15 psi

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7
Q

Pressure vessels including cryogenic liquid storage tanks have pressures

A

15 Psi or greater

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8
Q

Venting is a function of some cryogenic containers and may be

A

normal and not indicate a system failure

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9
Q

4 Typical dispersion patterns from cryogenic containers are

A

Hemispheric
Plume
Cloud
Pool

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10
Q

4 exceptions that can cause solid holding containers to be damage are

A

Oxidizers
Peroxides
Explosives
Water reactive material

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11
Q

3 Common breaches of solid holding containers are

A

Punctures
Splits
Tears

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12
Q

4 Common releases are

A

Spills and leaks

Detonation with hemispheric dispersion when oxidizers, peroxides explosives and water reactive material are involved

Violent ruptures involving reactive solids

Clouds, cones or irregular dispersion in which solids may be dispersed

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13
Q

Pressure Tanks also called pressure containers or pressure vessels are designed to hold contents pressure __

A

15 PSI or Greater

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14
Q

Cryogenic liquid storage tanks may have pressure of ____ with Capacities from ___ to ___

A

15 psi or greater

300 to 400,000 gallons

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15
Q

Some new Liquefied Natural gas tanks have the capacity of ___ to ____

A

30 to 60 million gallons

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16
Q

low Pressure storage tanks have operating pressures from

A

0.5 to 15 psi

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17
Q

3 types of low pressure storage tanks are

A

Dome roof tanks

Spheroid tanks

Noded spheroid tanks

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18
Q

The maximum pressure under which atmospheric tank is capable of holding its contents is

A

0.5psi

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19
Q

5 Common types of atmospheric tanks are

A

Horizontal tanks
Vapor dome roof tanks
Lifter roof tanks
Open and closed roof floating roof tanks
Ordinary cone roof tanks

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20
Q

two Specifications in use for bulk transportation containers are

A

MC motor carrier standards
DOT/TC standards

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21
Q

3 Examples of nonregulated hazards are

A

Molten sulphur
Asphalt
Milk

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22
Q

non pressure cargo tanks typical pressure is _____ and maximum capacity is ___ and typical capacity range of

A

less then 4 psi
14,000 gallons
1,500 to 10,000 gallons

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23
Q

Nonpressure cargo tanks almost always carry______ but may occasionally carry other ______

A

Flammable/combustible liquids like
Gasoline, Fuel oil, alcohol

Non hazardous liquids

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24
Q

MC 306 or DOT/TC 406 cargo tanks have the following 8 Features

A

Oval cross section
Bottom Valves
Longitudinal rollover protection
Valve assembly and unloading control box under tank
Vapor recovery system on curb side and rear if present
Multiple compartments
Access points and vapor recovery valves on top for each compartment located in the overturn protection
Emergency shutoff system located on the driver side front

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25
Q

Low Pressure chemical tanks truck aka MC 307 or DOT/TC 407 typically have pressures of
___ to ___ and capacities of ___ to ____

A

25 to 35 psi
5,500 to 7,000 gallons

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26
Q

MC 307 or DOT/TC 407 have the following 10 features

A

Rounded or horseshoe shaped ends, Stiffening rings that may be visible or covered
Rollover/turnover protection, Single or multiple compartments
Access points protected by the rollover/turnover protection (crash box)
Discharge piping at midship or rear, Pressure vacuum protection
Drain hose from the rollover/turnover protection down the side of the tank
Emergency shutoff (hydraulic or pneumatic) located on the left front of the tank

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27
Q

Corrosive liquid tank trucks aka MC 312 or DOT/TC 412 typical tank pressures ____ to ____ and capacities are from _____ to _____

A

35 to 55 PSI
3,300 to 6,300 gallons

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28
Q

MC 312 or DOT/TC 412 have the following 7 features

A

Small diameter round shape
Exterior stiffening rings may be visible on uninsulated tanks
top unloading on the rear of the tank with exterior piping extending to the bottom of the tank
rollover protection around the valve assembly
A pressure relief devise (PRD) typically located in rollover protection
Discolored loading/unloading area
An area painted or coated with corrosive resistant material

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29
Q

High Pressure Cargo tanks AKA MC 331 or TC 331 typical tank pressures ___ to ___ and capacities between ____ to ____

A

100 to 500 PSI
3,000 to 11,000 gallons

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30
Q

High pressure cargo tanks transport liquefied gases such as (3) or high Vapor Pressure liquids and Hazardous material such as (1)

A

Propane, Anhydrous ammonia and butane

Parathion

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31
Q

MC 331 or TC 311 have the following 7 Features

A

Bolted access point Inlet and outlet valves
White or other reflective pain scheme
Large hemispherical heads on both ends
Guard cage around the bottom loading unloading piping
Emergency shutoffs located in the left front and right rear
Proper shipping name or acceptable common name such as “refrigerant gas”

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32
Q

Cryogenic tanks trucks AKA MC 338 TC 338 or TC 341 have pressures ___ to ___ and capacities of ___ to ____

A

25 to 500 PSI
8,000 to 10,000 Gallons

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33
Q

MC 338 or TC 338 or TC 341 have the following 6 Features

A

Relief valves that my discharge nonhazardous vapor such as nitrogen or oxygen
Round tank with flat ends
Large bulky double shelling and heavy insulation with vacuum
Loading/Unloading station attached either at the rear or in front of the rear dual wheels
Permanent markings such as refrigerated liquid and proper shipping name
Emergency shutoffs on the left front and right rear

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34
Q

MC 338 or TC 338 or TC 341 tank trucks transport gasses that have been liquefied by lowering their temperatures include (4)

A

Liquefied oxygen
Liquefied nitrogen
Liquefied Carbon Dioxide
Liquefied Hydrogen

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35
Q

Compressed gas tube trailers typical pressures ___ to __

A

2,400 to 5,000 psi

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36
Q

Compressed gas tube trailers carry (4)

A

Helium
Hydrogen
Methane
oxygen

37
Q

Compressed gas/tube trailers have the following 4 features

A

A pressure relief device (PRD) for each cylinder
Valves in protected housing
Valves maybe manifolded together
Permanent markings for the material proper shipping name

38
Q

Dry bulk cargo trailers transport solids including hazardous solids such as (5)

A

Oxidizers
Corrosive solids
Cement
Plastic pellets
Fertilizers

39
Q

While contents are not usually under pressure in dry bulk cargo trailers it may have low pressures between ___ to ___

A

15 to 20 PSI

40
Q

Dry bulk cargo trailers have the following 5 features

A

Typically not under pressure
Varying Shapes that often include bottom valves with bottom unloading compartments
Rear mounted auxiliary engine powered compressor or tractor moutned power take off air compressor
Pneumatic, exterior loading and bottom unloading pipes
Top access point

41
Q

Tank cars carry the bulk of the hazardous materials transported by rail and typically have capacities of ____ to _____

A

4,000 to 34,000 gallons

42
Q

Tank Cars are divided into the follow three main categories

A

Low pressure cares AKA general service tank cars and non pressure tank cars
Pressure tank cars
Cryogenic liquid tank cars

43
Q

Low pressure tank cars Hazardous and non hazardous solids and liquids with vapor pressures below___ and temp at __ to __and tank pressures between ___ and ___ and its capacities range from ___ to ___

A

25psi
105f to 115f
60 and 100psi
4,000 to 34,000 gallons

44
Q

Less common older jumbo cars can have a capacity up to

A

45,000 gallons

45
Q

Low pressure tank cars transport hazardous materials such as (6)

A

Flammables, Poisons
Reactives, Irritants
Oxidizers, Corrosive materials

46
Q

Low pressure tank cars have the following 4 features

A

Cylindrical with rounded ends
At least one access point to the tanks interior
Fittings for loading/unloading, pressure and or vacuum relief gauging and other purposed visible at the top and or bottom of the car
Compartmentalized with up to six compartments constructed as distinct tanks, each with with own set of fittings, capacity and ability to transport a different commodity

47
Q

Pressure tank cars are used to transport liquefied compressed gases, poison/toxic, inhalation hazard material, reactive materials and or corrosive materials requiring additional protection at pressures greater then

A

25 PSI

48
Q

Pressure tank car pressures ranged from

A

100 to 600 PSI

49
Q

Pressure tank car capacities range from

A

4,000 to 34,000 gallons

50
Q

Older jumbo pressure tank cars have a capacity of up to

A

50,000 Gallons

51
Q

Pressure tank cars have the following 8 Features

A

Cylindrical, Single compartment
Metal (steel or aluminum) Rounded ends
Top loading cars Rarely, bottom outlet pressure cars
Out of sight fittings located inside the protective housing mounted on the access point cover plates in the top cent of the tanks
Insulation and or thermal protection on some tanks

52
Q

Cryogenic liquid tank cars carry refrigerated liquids at ____

A

-130f and below

53
Q

Cryogenic liquid tank cars carry (6)

A

Argon
Hydrogen
Nitrogen
Oxygen
LNG
ethylene

54
Q

Cryogenic liquid tank cars insulation and vacuum is designed to protect the contents from ambient temperatures for up to

A

30 Days

55
Q

Capacity stencil shows

A

the volume of the tank car and in gallons or liters

56
Q

Specification markings indicates

A

the standards to which a tank care was built and stenciled on both sides of the tank

57
Q

Intermodal container is

A

A freight container that is used interchangeable in multiple modes of transport such as roadways, railways, airways, waterways

58
Q

Freight containers come in various types and sizes most commonly in this five sizes

A

20, 40, 45, 48, 53 foot

59
Q

intermodal tank containers capacities do no exceed

A

6,340 gallons

60
Q

The Listing of IM/IMO container types was replaced with ____ in year

A

T code system in 2003

61
Q

T code system has to read in conjunction wiht

A

The current 49 CFR regulations

62
Q

Low pressure intermodal tank even though they are often called non pressure intermodal tanks they can have pressures as high as

A

100 PSI

63
Q

T6 to T14 tanks are built to withstand higher Maximum allowable working pressure MAWP of

A

25.4 to 100 psi

64
Q

T1 to T5 tanks were designed to handle MAWP of

A

14.5 to 25.4psi

65
Q

Pressure intermodal tank container is less common in transport T50 container was designed for MAWPs of

A

100 to 500 PSI

66
Q

T15 to T22 witch have a MAWP or

A

320 PSI

67
Q

T15 to T22 are now used for highly hazardous

A

Solids and Liquids

68
Q

Ton containers are pressure tanks that have capacities of

A

1 short ton or approximately 2,000 pounds

69
Q

Ton containers may also contain products such as (4)

A

Sulfur dioxide
Anhydrous ammonia
Phosgene
Freon refrigerant

70
Q

Y Cylinders are type of compressed gas cylinder that can be bulk or non bulk but they are typically classified as

A

bulk

71
Q

Typical Y container will have specification such as

A

DOT/TC 3AA 2400 or DOT/TC 3AA 480

72
Q

According to PHMSA as of year 2017 there are over

A

2.7 million miles of PHMSA pipelines

73
Q

A High distribution system is a network of _____ kept in the range of

A

High Pressure Pipeline
kept in the range of 200 to 1500 psi depending on the viscosity of the product that is being transported

74
Q

Pipelines markers in the U.S. use the signal words

A

Caution
Warning
Danger

75
Q

Radioactive material container EXPECTED

A

This package is used to transport materials that have limited radioactivity such as articles manufactured from natural or depleted uranium or natural thorium

76
Q

Radioactive material container INDUSTRIAL

A

contain materials that present limited hazard to the public and environment
like Slight contamited clothing or laboratory samples

77
Q

Radioactive Material container TYPE A

A

with relatively high specific activity levels like
Radiopharmaceuticals and Certain regulatory qualified industrial products

78
Q

Radioactive material container TYPE B

A

that exceed the limits of type A like
Materials that would present a radiation hazard to the public or the environment if there were a major release
Materials with high levels of radioactivity such as spent fuel from nuclear power plants

79
Q

Radioactive material container TYPE C

A

are significantly more stringent that those for TYPE B

80
Q

the maximum capacity of an IBC is not more the and the minimum capacity is not less than

A

793 gallons

119 gallons

81
Q

IBC Intermediate bulk containers are divided into type types

A

Flexible and Rigid

82
Q

FIBC are some times called

A

bulk bags, bulk sacks, supersacks, big bags, or toe bags,

83
Q

RIBCS are typically made of

A

Steel or aluminum wood, fiberboard or plastic and designed to be stacked

84
Q

Carboys is

A

Large glass or plastic bottle that may be encased in a basket or box,

85
Q

Carboys are primarily used to store and transport

A

Corrosive liquids although its use has expanded to non hazardous materials such as water

86
Q

Jerry Can is

A

another name for a rectangular plastic carboy and is the term used in UN regulations

87
Q

A cylinder is pressure vessel designed for pressures higher than

A

40 PSI

88
Q

Drums Capacities range up to but ____ drums are the most common

A

119 gallons but 55 gallon drums are the most common

HAZMAT (11 decks)

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