Hazmat Test | Texas 2025 #1

On our website, we provide FREE practice - CDL hazmat test online! The official exam test consists of several obligatory parts, with all of them checking your knowledge of different blocks of road rules. If you need to obtain a TX CDL hazmat endorsement in 2025, practice as much as possible. Free sample tests published on our website will help you check and improve your knowledge and boost your grades. Please bear in mind that Texas requirements for issuing a hazmat endorsement for CDL may vary from those established in other states.

Number of Question 30

Passing Score 24

Number of Tests 22

1 . Shippers must label hazardous materials. If an item is smaller than its label, how should the item be labeled?

The item may be tied together with other hazardous materials and labeled with a sheet of paper on the outside of the bundle.

The label may be attached to a tag that is securely attached to the package.

The item may be marked with a large orange dot.

The item may be placed in a box displaying a warning label.

Shippers must place diamond-shaped hazard warning labels on most packages of hazardous materials. If the label won't fit on the package, it can be placed on a tag that is securely attached to the package.

2 . If the words "Inhalation Hazard" appear on a package, a ____ placard must be used.

Poison gas

Explosive

Radioactive

Danger

If the words "Inhalation Hazard" appear on a package or its shipping paper, the "Poison Inhalation Hazard" or "Poison Gas" placards, as appropriate, must be displayed.

3 . A person should not smoke within ____ of a vehicle placarded for Class 3 or Division 2.1 materials.

10 feet

25 feet

100 feet

1,000 feet

A person should not smoke within 25 feet of a placarded tank that is used to transport Class 3 (flammable liquids) or Division 2.1 (gases) materials. Additionally, no person should smoke or carry a lit cigar, cigarette, or pipe within 25 feet of any vehicle containing Class 1 (explosives), Class 4 (flammable solids), or Class 4.2 (spontaneously combustible).

4 . Unless it is clearly unsafe, what does a driver need to accept a package?

The shipper’s certification

A notarized statement

A verbal agreement

A contract

When the shipper packages hazardous materials, they certify that the package has been prepared according to Hazardous Materials Regulations (HMR). Unless a package is clearly unsafe or noncomplying with HMR, you may accept the shipper’s certification concerning the proper packaging of a material.

5 . A material’s hazard class reflects:

The risks associated with the material.

The amount of packaging required to make the shipment.

The location on the trailer where items may be placed.

How the material should be loaded and unloaded.

There are nine different hazard classes. A material's hazard class reflects its associated risks.

6 . When loading or unloading explosive materials, you should:

Keep the engine running.

Turn off the engine.

Use sharp-pointed tools to open the packages.

Toss packages.

Always turn off your vehicle's engine before loading or unloading explosive materials. Never drop, throw, or roll packages containing explosives.

Study tip:

Reduce your study time from hours to minutes with a DMV exam “Cheat Sheet”

99.2% of people who use the cheat sheet pass the FIRST TIME

Click Here
Full Cheat Sheet

99.2%

99.2% of people who use the cheat sheet pass the FIRST TIME

2025 Texas | Frequently Asked Questions

A CDL Class A license in Texas permits drivers to operate any combination of vehicles with a Gross Combination Weight Rating (GCWR) of 26,001 pounds or more, provided the Gross Vehicle Weight Rating (GVWR) of the vehicle(s) being towed is over 10,000 pounds. It covers vehicles like tractor-trailers, truck and trailer combinations, and tank vehicles.

A Class A CDL license in Texas allows the holder to operate vehicles such as tractor-trailers, truck and trailer combinations, tank vehicles, livestock carriers, and flatbeds. These are typically vehicles with a Gross Combination Weight Rating (GCWR) of 26,001 pounds or more where the towed vehicle exceeds 10,000 pounds.

To obtain a Class A CDL license in Texas, you must be at least 18 years old (21 for interstate driving), possess a valid Texas driver's license, pass a vision exam, and successfully complete both a written knowledge test and a three-part skills test. Additionally, you must provide proof of citizenship or lawful presence and pass a medical examination.

In Texas, you must be at least 18 years old to qualify for a Class A CDL license for intrastate driving (within Texas only). However, to drive a commercial vehicle across state lines (interstate), federal regulations require drivers to be at least 21 years old.

Specific endorsements are not required for a Class A CDL license, but they can provide additional driving privileges. Endorsements include T for double/triple trailers, P for passenger vehicles, N for tank vehicles, H for hazardous materials, and S for school buses. Each endorsement requires passing additional written and/or skills tests.

The Class A CDL skills test in Texas includes three parts: a pre-trip vehicle inspection, a basic vehicle control test, and an on-road driving test. These are designed to assess your ability to safely operate and maintain a Class A commercial vehicle. The test must be taken in a vehicle representative of the one you'll be driving.

Yes, there can be limitations for Class A CDL license holders. These are called restrictions and are marked on the license. For example, if you cannot operate a manual transmission, you may have an automatic only restriction. If you don't pass the air brakes test, your license will show you're not permitted to drive vehicles with air brakes.

Yes, it is possible to take the written Class A CDL test in languages other than English in Texas. However, the Department of Public Safety recommends that applicants have a basic understanding of English due to the English Language Proficiency requirement, which mandates drivers understand traffic signs and signals in English.

Yes, you can request accommodations for the Class A CDL written test if you have a disability. Texas Department of Public Safety provides reasonable testing accommodations according to the Americans with Disabilities Act. However, you must provide adequate documentation of your disability and you may need to make the request in advance.

Yes, if you don't pass the Class A CDL written test in Texas, you can retake it. However, you must wait at least one day before retesting. If you fail the test three times, you are required to wait 30 days before retesting. After failing six times, you must wait 90 days. Each retake does require an additional fee.