Maryland cdl Tank - Test 1
Number of questions: 20
Passing score: 80%
Acceptable number of errors: 4
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 Maryland Commercial Driver Guide. 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.
To DMV Handbooks11. When a tank that is divided by bulkheads is being loaded with liquid cargo:
The section closest to the front of the vehicle should be filled the most.
The section closest to the rear of the vehicle should be filled the most.
The middle sections should be filled the most.
One of the middle sections should be left empty.