Rhode Island CDL Doubles & Triples: Uncoupling Doubles/Triples Test 2026
15 questions on the correct order to uncouple a doubles or triples combination without losing air pressure control.
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About the Rhode Island CDL uncoupling test
Taking apart a set of doubles or triples must be done in a deliberate order, and this Rhode Island CDL doubles and triples uncoupling test covers that sequence. Uncoupling the rear trailer, handling the converter dolly, lowering landing gear, and disconnecting air lines all have a correct progression that keeps trailers standing safely. A 2026 CDL doubles and triples applicant needs that order committed to memory.
Questions here address chocking wheels before you separate anything, when to lower the landing gear so it carries the weight, and how to secure the dolly once it is free. The Rhode Island CDL Manual spells out the multi-trailer uncoupling steps, so use it as the script behind each answer.
The number of uncoupling questions is decided by Rhode Island, so check the Rhode Island CDL Manual for that figure. Repeat this doubles and triples practice test until a safe, orderly breakdown of a set is automatic before your 2026 Rhode Island exam.
Every question traces back to the Rhode Island CDL Manual - skim the right-of-way and signs chapters before your retake.
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