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Idaho CDL Permit Test - Tank

Number of questions: 20
Passing score: 16
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 possible answer choices. To pass, the applicant must answer at least 16 questions correctly. Test questions come from the Idaho Commercial Driver’s 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.
You have made error so far
Passing grade —
4 or fewer errors
Which of the following does not indicate bad brakes?
Cracked drums
Pads free of oil or grease
Very thin shoes
Exhaust system parts should:
Rub against the fuel system.
Rub against tires.
Not leak.
When braking with ABS, you should:
Pump the brake pedal.
Brake normally.
Brake harder than you would with a different braking system.
Tanks often have:
A lower center of gravity.
No center of gravity.
A higher center of gravity.
When loading compressed gas, the liquid discharge valves should be:
When traveling down a downgrade, the speed of a vehicle will likely:
Stay the same.
To avoid a crash:
Braking is always the best option.
Swerving may be more effective than braking.
Drivers should leave 100 yards of distance between their vehicle and the next.
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