Directions: 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 three or four possible answer choices. To pass, the applicant must answer at least 16 questions correctly. Test questions come from the Alabama Commercial Driver License Manual. Questions come from chapters covering: Driving Safely, Tank Vehicles, Hazardous Materials and Combination Vehicles. The Tank endorsement can be used with the Class A, B or C CDL.

Move cargo to the left side of the rig.
Keep cargo centered on the rig.
Move cargo to the right side of the rig.
Keep cargo as far from the ground as possible.

Cannot be removed from a vehicle.
Are not permanently attached to a vehicle.
Are permanently attached to a vehicle.
Should not be used.

Should be abbreviated on a shipping paper if a small piece of paper is being used.
Should be abbreviated on a shipping paper to make them easier to read.
Should not be abbreviated on a shipping paper.
Should only be abbreviated on a shipping paper if the abbreviations are easy to understand.

The shipper
The loader
The driver
The mechanic

Alabama CDL Permit Test - Tank

Wait, before you go

Number of questions:	20
Passing score:	16

Stay fit and healthy
Keep the cab warm
Eat heavy foods

Usually the same height with or without a load.
Usually taller than with a heavy load than with a light load.
Usually shorter with a heavy load than with a light load.

A low center of gravity.
A high center of gravity.
An extra set of brakes.