CDL Hazardous
Materials Test

This is the Commercial Vehicle Driver's License Test covering Hazardous Materials. You will be presented with 40 questions and you must answer 34 questions correctly to pass. There is no time limit. You may not go back once you answer a question. Click the "Start Quiz" button below to begin. Good luck!

1 / 40

A portable tank differs from a cargo tank in that ______.

portable tanks are bulk containers, which are not permanently attached to a vehicle

portable tanks are bulk containers, which are permanently attached to a vehicle

none of these answers are correct

cargo tanks are bulk containers, which are not permanently attached to a vehicle

2 / 40

How often should you check the tires if your placarded trailer has dual tires?

check tires every 3 hours or 150 miles

check tires every 4 hours or 200 miles

check tires every 2 hours or 100 miles

check tires every hour or 75 miles

3 / 40

Cylinders containing compressed gases may only be loaded onto a vehicle without a flat floor or platform if the cylinders are:

in boxes that will keep them from turning over

all of these answers are correct

loaded in an upright or horizontal position

loaded into racks attached to the vehicle

4 / 40

The transport index of a radioactive material:

none of these answers are correct

is something that only the shipper needs to worry about

tells the degree of control needed during transportation

is another way of writing the weight of the package

5 / 40

If your engine runs a pump used during delivery of compressed gas, should you turn off the engine before or after unhooking hoses after delivery?

turn it off before product transfer, before you hook the hose

turn it off after product transfer, before you unhook the hose

none of these answers are correct

turn it off during product transfer, while unhooking the hose

6 / 40

A "transport index" relates to products that are:

liquid

radioactive

meant for human consumption

overweight

7 / 40

When transporting explosives you may not park:

near an open fire

all of these answers are correct

within 5 feet of the traveled part of the road

within 300 feet of a tunnel

8 / 40

Who is responsible for packaging, labeling, and preparing the hazardous material shipping papers for a common carrier?

your spouse

the driver

the carrier

the shipper

9 / 40

Drivers who transport route controlled radioactive materials must carry a dated certificate of radioactive materials training. This training must have ocurred within the last:

1 years

4 years

2 years

3 years

10 / 40

Which of the following is a necessary qualification for non-bulk packaging?

maximum water capacity of 454 kg or less if used as a receptacle for gases

all of these answers are necessary qualifications

a maximum capacity of 450 l or less if it is used as a receptacle for liquids

maximum net mass of 400 kg, or less than 450 l if used as a receptacle for a solid

11 / 40

What type fire extinguisher is required in the power unit of a placarded vehicle?

any of these are acceptable

a UL rating of 15 ABC

a UL rating of 10 B/C or above

a UL rating of 5 B/C or above

12 / 40

You must have placards for explosives, poison gas or flammables exceeding:

100 pounds

any amount

10 pounds

10 cartons

13 / 40

A placard is required for a combustible liquid at?

100 gallons

110 gallons

any amount

1,001 pounds or more

14 / 40

How far away are you required to park from a bridge, tunnel, or building if you are carrying Division 1.2 or 1.3 materials?

at least 300 feet

at least 600 feet

at least 500 feet

at least 400 feet

15 / 40

How often should you check the tires on a placarded trailer that has dual tires?

once every 100 miles

start of each day and every time you stop

each time you stop

once every three hours

16 / 40

The designation RQ identifies the material's:

reference quotient

regulatory quotient

reportable quantity

regulatory quantity

17 / 40

In column 1, the "D" symbol means:

domestic transportation

detonators

devices

domestic restrictions

18 / 40

Where can you find a shipper’s certification?

on all packages

there is no such thing

it is a separate document that all hazmat drivers must keep in their vehicles

on the original shipping paper

19 / 40

A hazard class that uses transport indexes to determine the amount that can be loaded in a single vehicle is _____.

class 3 flammable liquids

class 7 radioactive materials

class 1 explosives

class 6 poisons

20 / 40

Which of the following is the proper definition of a cargo tank?

a bulk container which can be securely affixed to a vehicle

a bulk container not permanently attached to a vehicle

a bulk container permanently attached to a vehicle

none of these answers are correct

21 / 40

Do you need to stop before a railroad crossing if you are hauling 100 pounds of Division 4.3 materials?

yes

impossible to tell without more information

only if the arm is down telling vehicles to stop

22 / 40

When transporting hazardous loads, you must check the tires at least:

every two hours or 100 miles

twice every day

every 200 miles

every six hours

23 / 40

What are the three hazard classes should NOT be loaded into a trailer that has a heater air conditioner unit?

class 1 explosives, class 8 corrosives, and division 5 oxidizers

none of these answers are correct

class 1 explosives, class 3 flammable liquids, and division 21 flammable gas

class 2 explosives, class 3 flammable solids, and division 21 inhalation hazard

24 / 40

There must be a hazardous materials identification number on the ______ and on the ______.

trailer, packages

invoice, shipping papers

package, trailer

shipping papers, package

25 / 40

A safe haven is:

a place to stay once you have reported your company for illegal activity

a place that has been approved to park unattended vehicles carrying explosives

a place where it is safe to dump any kind of hazardous materials

the slang term for the last stop at the end of your driving day when carrying hazardous materials

26 / 40

To decide which placards you need, if any, what three things do you need to know?

packing group numbers, amount being shipped, and amount of all hazardous materials of all classes on your vehicle

materials hazard class, amount being shipped, and amount of all hazardous materials of all classes on your vehicle

materials hazard class, location being shipped, and amount of all hazardous materials on your vehicle

materials hazard class, percentage of total volume, and amount of all hazardous materials on your vehicle

27 / 40

In what location must you keep your shipping papers which describe any hazardous materials?

on the driver's seat anytime you are outside of the vehicle

in a fire-safe pouch under the passenger seat while you are driving

in a locked glove compartment anytime you are outside of the vehicle

in a fire-safe pouch under the driver's seat that you can reach while you are driving

28 / 40

For Division 1.1 or 1.2 Explosives A, should the floor liner required be stainless steel?

any type of floor liner is sufficient

never use a floor liner for any explosive class

yes

29 / 40

What action should you take if there is no phone available and you discover your hazardous materials shipment leaking at a rest stop?

leave your truck parked with emergency lights on and walk for help

send someone for help with all the necessary information

keep driving for help as quickly as possible

keep driving, slowly and cautiously, until you reach a phone

30 / 40

Of the following hazardous material classes, which is the most dangerous?

division 61

division 63

division 62

division 64

31 / 40

You must carry a gas mask with you when transporting:

chlorine

poison

flammable materials

liquid gas

32 / 40

You must keep shipping papers describing hazardous materials ______.

with the bills of lading

in a pouch on the drivers door or in the overhead compartment above the driver’s seat only

within 100 feet of the hazardous materials at all times

in a pouch on the driver’s door or in clear view within immediate reach while the seat belt is fastened while driving on the driver’s seat when out of the vehicle

33 / 40

It is very important that you never smoke around which hazard classes?

it is ok to smoke anywhere

explosives, flammable gas, oxidizers, flammable solids, flammable liquids

corrosive, radioactive, dangerous, slippery when wet, inhalation

all hazard classes

34 / 40

Where are the two main places where the hazardous material identification number appears?

on the package and on paperwork at the shipping destination

on the package and on paperwork at the shipping point of origin

on the shipping papers and on the package

on the shipping papers and on a secret document in the driver's wallet

35 / 40

Cargo tanks are:

only made in one size

bulk packaging temporarily attached to your vehicle

filled while they are off your vehicle, then attached for transportation

bulk packaging permanently attached to your vehicle

36 / 40

Class A explosives must not be transported in a combination vehicle if the vehicle includes:

a 200 inch wheelbase trailer

none of these answers are correct

two or more trailers

a placarded cargo tank

37 / 40

A placarded vehicle must have at least ___ placards?

three

four

six

two

38 / 40

If you are required to stop at railroad crossings, you must:

remember to never shift gears while crossing tracks

proceed only when you are sure no train is coming

stop 15 to 50 feet before the nearest rail

all of these answers are correct

39 / 40

A vehicle placarded for Division 1.1, 1.2, or 1.3 explosives:

may not be parked on the cosignee's property

may never be parked on private property

may never be left unattended under any condition

may be left unattended in a safe haven

40 / 40

The shipping papers for hazardous materials can be found:

any of the above locations

on the driver's seat when out of the vehicle

in a pouch on the driver's door

in clear view, within reach while driving

Your score is

The average score is 73%

5/5 - (2 votes)

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CDL Hazardous
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