Tank

This endorsement is required to haul any liquid or gaseous materials in a tank or tanks having a capacity of 1,000 gallons or more that is either permanently or temporarily attached to the vehicle or.. Read More

This endorsement is required to haul any liquid or gaseous materials in a tank or tanks having a capacity of 1,000 gallons or more that is either permanently or temporarily attached to the vehicle or chassis. To receive this endorsement, applicants must pass a test The test consists of 20 multiple choice questions. Each question has four answer choices. To pass, the applicant must answer at least 16questions correctly. Test questions come from the Texas Commercial Motor Vehicle Drivers Handbook. Questions come from chapters covering: Driving Safely, Combination Vehicles and Doubles and Triples. The Tank endorsement can be used with the Class A, B or C CDL.

Number of Question
Passing Score

1. If transporting chlorine, what must be kept in the vehicle?

Explanation
A driver transporting chlorine in cargo tanks must keep an approved gas mask and an emergency kit in their vehicle.

2. Accelerating roughly is:

Explanation
When accelerating, speed up smoothly and gradually so your vehicle does not jerk. Rough acceleration can cause mechanical damage.

3. When driving, it is important to:

Explanation
For safe driving, it is essential that you are aware of what is happening on all sides of your vehicle. In addition to watching the road ahead, you should frequently check your mirrors to monitor the road to the sides and to the rear of your vehicle.

4. A loss of air pressure in the emergency line will cause:

Explanation
The emergency air line controls the emergency brakes on a combination vehicle. A loss of air pressure in the emergency line will cause the emergency trailer brakes to activate.

5. Drivers are usually the least alert:

Explanation
Drivers are usually less alert when driving at night, especially after midnight.

6. Due to the risk of liquid surge in tanks, you should:

Explanation
Be aware of the risk of liquid surge when driving tanks transporting liquid cargo. To prevent the negative affects of surge on your driving, you should start, slow, and stop very smoothly.

7. When loading hazardous materials, you should do all of the following, except:

Explanation
When loading hazardous materials, do not use hooks or tools that could damage containers or other packaging.
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