Chapter 5-Predicting Behavior And Identifying Containers

Question 1

GEMBO

Answer 1

Describe how hazardous materials are accidentally released from their containers and how they behave after release

Question 2

A material’s ______ will influence how a container behaves when damaged or ruptured

Answer 2

Chemical and physical properties

Question 3

The initial survey should answer questions about :

Answer 3

The hazardous materials involved and how they are likely to behave

Question 4

GEMBO assumes 3 things

Answer 4

1. Material presents hazard
2. Container has failed or has potential to
3. Exposure or potential exposure to people/environment/ property

Question 5

Common sequence of hazmat incidents (6 things)

Answer 5

Stress
Breach
Release
Dispersion/engulf
Exposure/contact
Harm

Question 6

Limits of recovery

Answer 6

Container’s design strength or ability to hold contents at pressure. When stressed beyond this it BREACHES

Question 7

Runaway cracking

Answer 7

Two or more large pieces or tears. Commonly associated with BLEVE

Question 8

Releases are classified according to:

Answer 8

How fast they occur

Question 9

Detonation

Answer 9

Instant and explosive

Question 10

Violent rupture

Answer 10

Immediate release of energy caused by runaway cracks

One second or less

Question 11

Hemispheric release

Answer 11

Semicircle or dome-shaped pattern of airborne hazardous material that is still partially in contact with ground or water
Generally result of rapid release
Dispersion of energy affected by terrain and cloud cover

Question 12

Plume

Answer 12

Irregularly shaped pattern of airborne hazardous material influenced by wind and or topography

Question 13

Which dispersion is indiscriminate deposit of hazardous materials such as that carried by responders?

Answer 13

Irregular

Question 14

General time frames for contacts

Answer 14

Immediate: milliseconds

Short-term: minutes/hours

Medium term: days, weeks, months

Long term: years, generations

Question 15

3 mechanisms of harm

Answer 15

Energy release
Corrosivity
Toxicity

Question 16

Dispersion pattern of liquids dependent on

Answer 16

Product and container

Question 17

Which types of tanks typically release products as gases and vapors during rapid release events, slow leak from valves or violent ruptures?

Answer 17

Pressure tanks

Question 18

Flammable and combustible liquids typically stored in

Answer 18

Low pressure tanks

Question 19

What type of tank commonly used for bulk storage in conjunction with fuel dispensing operations?

Answer 19

Horizontal

Question 20

Cargo tank specifications are usually found on

Answer 20

Roadside/driver side of vehicle near the landing gear

Question 21

Asphalt and milk are examples of

Answer 21

Nonregulated hazards

Question 22

Multiple compartments are likely found in

Answer 22

No pressure cargo tanks

Question 23

Most commonly corrosive liquid tanks involved in releases such as

Answer 23

Liquid spills or leaks

Question 24

Compressed gas/ tube trailers

Answer 24

Transport individual steel cylinders stacked and mounted together

Question 25

Hazardous solids are transported in

Answer 25

Dry bulk cargo containers

Question 26

Cryogenic liquid tank cars are tracked as time sensitive because

Answer 26

Insulation and vacuum only protects contents 30 days

Question 27

Low pressure tank cars may transport

Answer 27

Organic peroxides Reactive solids Wine poison

Question 28

HHFT trains transport

Answer 28

Multiple low pressure tank cars carrying ethanol, crude oil and other class 3 products

Question 29

Coal, sand and gravel most likely transported in which type of rail car?

Answer 29

Uncovered hopper cars

Question 30

Reporting marks on a tank car

Answer 30

Both sides (to the left when facing the side) and both ends (upper center) of the car

Question 31

Pressure intermodal tanks

Answer 31

Less common Transports liquefied gases under pressure 100-500 psi

Question 32

Low pressure intermodal tank

Answer 32

Most common | May have pressure as high as 100 psi

Question 33

International intermodal markings

Answer 33

Right hand side when you face from either the sides or ends

Question 34

Which container includes two valves - one to vapor space and other to liquid space?

Answer 34

Ton container

Question 35

Evaluate PPE for effectiveness during incidents involving Ton containers because...

Answer 35

They often contain highly toxic and corrosive products

Question 36

Y cylinder/ y ton

Answer 36

Have two specifications depending on size Often used for refrigerants

Question 37

This packaging is used to transport materials with limited radioactivity that present no or low risk to public ...

Answer 37

Excepted

Question 38

This package is not identified on packaging or shipping papers and may contain items with limited hazard such as smoke detectors and lab samples

Answer 38

Industrial

Question 39

These packages must withstand severe accident conditions without releasing their contents.

Answer 39

Type B

Question 40

This type has ability to withstand series of tests without releasing content . Radio pharmaceuticals

Answer 40

Type A

Question 41

Rare packages used for high activity materials including plutonium transported by aircraft

Answer 41

Type C

Question 42

Pipeline pigs

Answer 42

Allow a pipeline to carry multiple products separately

Question 43

Which type of container may be considered flexible or rigid and is often called a tote?

Answer 43

Intermediate bulk container

Question 44

Flexible intermodal bulk containers are often made of?

Answer 44

Fabric or other textiles

Question 45

Large plastic or glass bottle encased in a basket or box primarily used to transport corrosive liquids ?

Answer 45

Carboy or jerrican

Question 46

Metal drums typically carry?

Answer 46

Flammable sand solvents

Question 47

LOX leak on asphalt can make the asphalt...

Answer 47

Shock sensitive

Question 48

These tanks typically have stiffening rings..

Answer 48

Low pressure chemical tank truck | Flammable liquids, mild corrosive some toxics/poison

Question 49

What is a primary concern at non pressure cargo tank incidents?

Answer 49

Fire control