Chapter 32 Key notes

Question 1

What is bulk packaging or large-volume containers?

Answer 1

Is a container with a maximum capacity greater than 450L (119 gal), a maximum net mass greater than 400kg (882 lbs), and a water capacity greater than 454kg (1000lbs) as a receptacle for a gas

Question 2

What is secondary containment?

Answer 2

Secondary containment is an engineered method to control spilled or released product if the main containment vessel fails

Question 3

How much volume of a tank can secondary containment basins typically hold?

Answer 3

Secondary containment basins typically can hold the entire volume of the tank, along with a percentage of water flowed from hose lines or sprinkler systems

Question 4

What are non-pressurized horizontal storage tank commonly made of?

Answer 4

Steel, or aluminum

Question 5

What do pressurized horizontal tank have?

Answer 5

They have rounded ends and large vents or pressure-relief stacks, these tanks usually have a small vapour space called the “headspace” above the liquid

Question 6

What are intermodal tanks?

Answer 6

Intermodal tanks are both shipping and storage vessels

Question 7

How much product do intermodal tanks hold?

Answer 7

18,927 and 22,712 L (5000 and 6000 gal)

Question 8

What is a cargo tank?

Answer 8

A cargo tank (called a highway tank by the TDG) is bulk packaging that is permanently attached to or forms a part of a motor vehicle or is not permanently attached to any motor vehicle that, because of its size, construction, or attachment to a motor vehicle, is loaded or unloaded without being removed from the motor vehicle

Question 9

What is a MC-306/DOT 406 cargo tank?

Answer 9

It is a non-pressure liquid cargo tank, that frequently will carry liquid food-grade products, gasoline, or other flammable and combustible liquids

Question 10

What is a MC-312/DOT 412 corrosive tank?

Answer 10

MC-312 is a chemical cargo tank that commonly is used to carry corrosives such as concentrated sulfuric acid, phosphoric acid, and sodium hydroxide

Question 11

What are the reinforcing rings around chemical cargo trucks?

Answer 11

The rings provide structural stability during transportation and in the event of a rollover

Question 12

What is concentrated sulfuric acid most likely to be transported in?

Answer 12

Concentrated sulfuric acid a likely to be transported in a chemical cargo tank (MC-312/DOT 412) that is narrower than most

Question 13

What are pressure tank cars?

Answer 13

Pressure tank cars transport materials such as propane, ammonia, ethylene oxide, and chlorine

Question 14

What is the internal pressure range of pressure tank cars?

Answer 14

These cars have internal working pressures ranging from 689 to 3447 kPa (100 to 500 psi)

Question 15

Which type of railcar is used to transport corn syrup?

Answer 15

Non pressurized/low pressure tank car

Question 16

What is CANUTEC?

Answer 16

CANUTEC is the Canadian Transport Emergency Centre

Question 17

What will CANUTEC do for a firefighter?

Answer 17

When you call them they can put you in touch with chemical manufactures, chemists, and other specialists

Question 18

When calling CANUTEC what should you have?

Answer 18

Name of the chemical, your name and number you can be reached at, location, manufacture of the chemical, the container type, railcar or vehicle markings or numbers, shipping carriers name, recipient of material, local conditions and exact description of the situation

Question 19

Which of the following is one potential means for dispersing a chemical agent over a wide area?

Answer 19

Crop dusting aircraft, truck-mounted spraying units, or machine/hand operated pump tanks could all potentially be used to disperse an agent

Question 20

What is anthrax?

Answer 20

Anthrax is an infectious disease caused by the bacterium Bacillus anthracis

Question 21

What are secondary devices?

Answer 21

Secondary devices are some form of explosive or incendiary device designed to harm those responders summoned to the scene for some other reason

Question 22

What is EVADE?

Answer 22

• Evaluate the scene for likely areas where secondary devices can be placed
• Visually scan operating areas for a secondary device before providing patient care
• Avoid touching or moving anything that can conceal an explosive device
• Designate and enforce scene control zones
• Evacuate victims, other responders, and nonessential personnel as quickly and safely as possible