ERG Flashcards

1
Q

What is displayed in the white pages?

A
  • Table of contents
  • Placard information
  • Rail Car Identification Chart
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2
Q

What color pages organize materials by number?

A

Yellow pages

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3
Q

What color pages organize materials alphabetically?

A

Blue pages

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4
Q

What are the orange pages? What can be found in them?

A

Guide pages. Warnings about the dangers of the chemical, PPE and isolation distance recommendations, and recommendations for mitigation

  • Potential Hazards: health vs fire/ explosion
  • Public safety: Protective clothing & Evacuation
  • Emergency response: fire, spill or leak, first aid
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5
Q

What can be found in the green pages?

A

Table 1- Initial isolation and protective action distances for large and small spills. Day and night.

Table 2- A list of water reactive materials that produce TIH gases

Table 3- Initial isolation and protective action distances for large spills for different quantities of 6 common TIH gases.

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6
Q

Where can you find 24 hour emergency response telephone numbers?

A

The very back of the ERG

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7
Q

How many psi will a non-pressure/ low pressure Rail Car normally have?

A

Less than 25 psi

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8
Q

How many psi will a pressurized Rail Car typically have?

A

Above 40 psi

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9
Q

What common markings will rail cars have?

A
  • Reporting marks and car number
  • Load limit (pounds or kilograms)
  • Empty weight of car, placard
  • Tank qualification and pressure relief device information
  • Car specification
  • Commodity name
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10
Q

Name the characteristics of a Pressure Tank Car

A

-Flammable, Non-Flammable, Toxic
and/or liquefied compressed gases
- Protective housing
- No bottom fittings
- Pressures usually above 40 psi

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11
Q

Name the characteristics of a General Service Tank Car (low pressure)

A

-For variety of hazardous and non-
hazardous materials
- Fittings and valves usually visable at
the top of the tank
- Some may have a bottom outlet
- Pressures usually below 25 psi

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12
Q

Name the characteristics of a Low Pressure Tank Car (TC117, DOT117)

A
  • For flammable liquids (crude oil,
    ethanol)
  • Protective housing separate from
    manway
  • Bottom outlet valve
  • Pressure usually below 25 psi
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13
Q

Name the characteristics of a Box Car

A
  • For general freight that carry bulk or
    non-bulk packages
  • May transport hazardous materials/
    dangerous goods in small packages or “tote-bins”
  • Single or double sliding door
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14
Q

Name the characteristics of a Hopper Car

A
  • Bulk commodities and bulk cargo
  • Bulk lading discharged by gravity
    through the hopper bottom doors
    when opened
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15
Q

Name the characteristics of a MC331

A
  • Liquefied compressed gasses (LPG,
    ammonia)
  • Rounded heads
  • Designed pressure between 100-
    500 psi
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16
Q

Name the characteristics of a MC338

A
  • Cryogenics
  • Similar to a giant thermo bottle
  • Fitting compartments located in rear cabinet
  • MAWP between 25-500 psi
17
Q

Name the characteristics of a MC306/DOT406

A
  • Flammable liquids
  • Elliptical cross section
  • Rollover protection
  • Bottom outlet valves
  • MAWP between 3-15 psi
18
Q

Name the characteristics of a MC307/DOT407

A
  • For toxic, corrosive, and flammable
    liquids, and food grade liquids
  • Circular Cross-section
  • May have external ring stiffeners
  • MAWP of at least 25 psi
  • Can sometimes have an external
    housing that is the shape of a horse-
    shoe
19
Q

What does it mean if there is a “p” next to a chemical?

A

There is a polymerization hazard

20
Q

Name all the hazard classes

A
  1. Explosives
  2. Gases
  3. Flammable liquids
  4. Flammable solids
  5. Oxidizers
  6. Toxic and Infectious substances
  7. Radioactive materials
  8. Corrosive substances
  9. Misc
21
Q

Name all the sub-classes of hazard class 1.

A

1.1- Mass Explosion hazard

1.2- Projection hazard, no mass explosion

1.3- Fire hazard and either a minor blast hazard or a minor projection hazard or both, but not a mass explosion hazard

1.4- No significant hazard

1.5- Very insensitive explosives WITH a mass explosion hazard

1.6- Extremely insensitive articles which do not have a mass explosion hazard

22
Q

Sub-classes of hazard class 2.

A

2.1- Flammable gases

2.2- Non-flammable, non-toxic gases

2.3- Toxic gases

23
Q

Sub-classes of hazard class 4.

A

4.1- Flammable solids, self-reactive substances and solid desensitized explosives

4.2- Substances liable to spontaneous combustion

4.3- Substances which in contact with water emit flammable gases

24
Q

Sub-classes of hazard class 5.

A

5.1- Oxidizing substances

5.2- Oxidizing peroxides

25
Q

Sub-classes of hazard class 6.

A

6.1- Toxic substances

6.2- Infectious substances

26
Q

What does it mean if there is a “p” next to a chemical?

A

There is a polymerization hazard

27
Q

What is guide 111 for?

A

Mixed loads or unidentified cargo. Danger or dangerous placard

28
Q

What is guide 127 for?

A

Flammable liquids

29
Q

What is guide 153 for?

A

Corrosives