Colorado CDL Practice Test: Double and Triples - Test 5 2026
Based on
2026 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.
3. If you are pulling triple trailers where should you position the heaviest trailer?
A
30 feet from a railroad crossing.
B
Between a safety zone and the curb.
C
In a tunnel.
D
None of the above.