Colorado CDL Practice Test: Double and Triples - Test 2 2023
Based on 2023 CO CDL Handbook
Instruction: To obtain this endorsement for pulling two or three trailers, applicants must pass a 15-question test. And to pass the test, applicants must score at least 80%. Test questions are from the CO CDL Handbook. The Double/Triple trailers endorsement can be used with the Class A CDL. If you need additional information, please contact your local DMV office. You can find your nearest DMV office at Colorado DMV locations.
1. What are hose couplers?
Take a cold shower before driving.
Drink coffee before driving.
Ride home with a friend who has not been drinking.
Stop drinking one-half hour before driving.