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

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

division 61

division 62

division 64

division 63

2 / 40

When a substance in the materials table is written in italics it means :

it is a foreign substance

the substance is for international transport

it is not the proper shipping name only those in roman type above it are proper shipping names

it is the proper shipping name

3 / 40

A shipper’s certification is best described as _____.

a paper certification given to the manufacturer from the shipper

a paper certification from the manufacturer given to the shipper

a test for shippers that certifies that they are qualified to package hazardous materials

a certification that the package has been prepared according to the rules when the shipper packages hazardous materials

4 / 40

What is the purpose of a driver placarding his or her vehicle?

forcing other drivers to stay 20 feet away in every direction

warning those with children to drive in another lane

communicating risk

giving people something interesting to look at while driving

5 / 40

What is the main difference between a portable tank and a cargo tank?

cargo tanks are permanently attached, portable tanks are temporarily attached

portable tanks must additionally show the owner or lessee's name on them

all of these answers are correct

cargo tanks are filled while on the vehicle, portable tanks are filled while off the vehicle

6 / 40

Which of the following must drivers have in their possession while transporting class A or B explosives?

a gas mask

none of these answers are correct

the written route plan

the carrier's insurance policy

7 / 40

An "A/W" the first column of the hazardous materials table means:

this material has no restrictions when shipped by air and/or water

this material is only restricted when shipped by air and/or water

there is no restrictions with this material if shipped by water only

it is ok to ship this material by air only

8 / 40

The transport index of a radioactive material:

is another way of writing the weight of the package

is something that only the shipper needs to worry about

none of these answers are correct

tells the degree of control needed during transportation

9 / 40

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

invoice, shipping papers

package, trailer

shipping papers, package

trailer, packages

10 / 40

With most hazardous materials, you may park within 5 feet of the road briefly, if your work requires it. The materials that are the exception and do not allow parking this close to the road are:

acids and poisons

explosives A and B

liquids

corrosives and oxidizers

11 / 40

When fueling a placarded vehicle, someone must always be:

at the emergency power shut off for the pump

within 10 feet of the pump with a fire extinguisher

at the nozzle, controlling the fuel flow

be at the rear most corner on the vehicle

12 / 40

If you are already carrying 100 pounds of silver cyanide, what precautions must you take if you are given papers at a dock to carry 100 cartons of battery acid?

make sure there is plenty of space between the two

inform someone and not load the battery acid

make sure the battery acid is loaded on top of the silver cyanide

make sure the silver cyanide is loaded on top of the battery acid

13 / 40

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

none of these answers are correct

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

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

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

14 / 40

A "transport index" relates to products that are:

overweight

liquid

radioactive

meant for human consumption

15 / 40

The basic description of a hazardous material includes the hazard class, the identification number, and the proper shipping name. Which one must appear first on the shipping paper?

the proper shipping name

the hazard class

the identification number

the box number

16 / 40

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

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

none of these answers are correct

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

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

17 / 40

To find out if a shipment includes a hazardous material, you should:

check for a fence around the loading dock

open and inspect every package and container

ask the driver

look at the shipping papers

18 / 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 6 poisons

class 1 explosives

class 7 radioactive materials

19 / 40

How many different hazard classes are there?

20 / 40

Which of the following is NOT an acceptable type of marking for hazardous materials?

descriptive name in roman print

name in italics

UN marks

identification number

21 / 40

You do not have a hazardous materials endorsement on your commercial driver license. When can you legally haul hazardous materials?

only in the event of a federally declared emergency situation

only when the shipment does not cross state lines

never

only when the vehicle does not require placards

22 / 40

When transporting explosives you may not park:

all of these answers are correct

within 5 feet of the traveled part of the road

within 300 feet of a tunnel

near an open fire

23 / 40

When transporting hazardous waste, you must:

all of these answers are correct

carry a uniform hazardous waste manifest in the truck

sign a uniform hazardous waste manifest

have the word "waste" before the name of the material on the bills

24 / 40

Placarded vehicles must carry which type of fire extinguisher?

hazmat extinguisher

c-d fire extinguisher

a-b fire extinguisher

b-c fire extinguisher

25 / 40

Do you need to stop before a railroad crossing if you are hauling 100 pounds of Division 4.3 Dangerous When Wet material?

yes

only if you have more than 1,001 pounds of it

only in populated areas

26 / 40

Cargo tanks are:

bulk packaging permanently attached to your vehicle

only made in one size

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

bulk packaging temporarily attached to your vehicle

27 / 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 during product transfer, while unhooking the hose

none of these answers are correct

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

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

28 / 40

Which signals may be used to warn of a stopped vehicle that contains explosives?

reflective triangles

flares or fusees

signal fires

all of these answers are correct

29 / 40

A placard is required for a combustible liquid at?

100 gallons

any amount

110 gallons

1,001 pounds or more

30 / 40

If you are hauling hazardous materials and have ___ tires on your vehicle, you must stop and check them every time you park.

radial

dual

bias

treaded

31 / 40

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

check tires every 4 hours or 200 miles

check tires every 3 hours or 150 miles

check tires every hour or 75 miles

check tires every 2 hours or 100 miles

32 / 40

What is a technical name?

the medical term for hazardous materials used by medical personnel

the name for a hazardous material most commonly used on the street

the name for a hazardous material used in scientific journals and texts, recognized as its chemical and microbiological name

the name for a hazardous material most commonly used in the trucking community, accepted as standard

33 / 40

When transporting both hazardous and non hazardous materials, your bills must:

describe the hazardous materials first

have the hazardous materials highlighted

identify the materials by the letter X or RQ in the HM column

any one of the above

34 / 40

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

each time you stop

start of each day and every time you stop

once every 100 miles

once every three hours

35 / 40

Five hazard classes that require placarding in any amount are ______.

poison gas 23, dangerous when wet 43, explosives 13, explosives 12, and explosives 11

explosives 11, corrosive 8, flammable 3, explosives 14, and poison 61

corrosive 4, hazardous 14, flammable 2, explosives 7, and radioactive 12

none of these answers are correct

36 / 40

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

none of these answers are correct

a bulk container permanently attached to a vehicle

a bulk container not permanently attached to a vehicle

a bulk container which can be securely affixed to a vehicle

37 / 40

What are shippers trying to accomplish when they package the material?

all of these answers are correct

make it as light as possible

make it easy to identify

make it easy to open and close

38 / 40

The two other places where the hazardous identification number must appear are:

any bulk packaging and the cargo tanks

on a temporary license plate holder and the steering wheel

on the back of the truck and inside the glove compartment

on the gas tank and a sticker in the glove compartment

39 / 40

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

your spouse

the shipper

the carrier

the driver

40 / 40

Where can you find a shipper’s certification?

on the original shipping paper

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

there is no such thing

on all packages

Your score is

The average score is 72%

5/5 - (2 votes)

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CDL Hazardous
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