Iowa cdl Tank - Test 2
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 possible answer choices. To pass, the applicant must answer at least 16 questions correctly. Test questions come from the Iowa 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.
To DMV Handbooks5. If a vehicle is accompanied by a vehicle inspection report:
The driver should first inspect the vehicle, then compare their notes with the report.
The driver should first look at the report when completing an inspection.
The driver should not conduct a pre-trip inspection and should rely only on the report.