Oregon CDL Practice Test: Tank and Hazmat - Test 2023
Based on 2023 OR CDL Handbook
Instruction: To obtain this endorsement for hauling hazardous materials in a tank or tanks, applicants must pass a 30-question test. And to pass the test, applicants must score at least 80%. Test questions are from the OR CDL Handbook. If you need additional information, please contact your local DMV office. If you need additional information, please contact your local DMV office. You can find your nearest DMV office at Oregon DMV locations.
1. A tank trailer with baffles helps to control ________.
Liquid movement from front to back.
Liquid movement from side to side.
None of the listed answers.
The weight of the vehicle.
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