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Georgia Doubles & Triples CDL Practice Test
Free Doubles & Triples practice questions tailored for Georgia CDL applicants. The questions follow FMCSA standards used by the Georgia Department of Driver Services.
Why this matters in Georgia
Georgia DDS offers a self-service CDL knowledge test scheduling system at customer service centers statewide. If you are pursuing the Doubles & Triples portion of the Georgia CDL exam, the Georgia Department of Driver Services will use the same federal core questions you practice here, plus any state-specific items the Georgia Department of Driver Services chooses to include.
What you will learn
The Doubles/Triples endorsement allows operation of vehicles pulling two or three trailers. Topics include coupling pintle hooks, converter dollies, glad hand connections for multiple trailers, managing rearward amplification across multiple articulation points, inspection sequence for additional units, and the rules for trailer order based on weight.
Sample questions
- Q1. The Doubles/Triples (T) endorsement is required when operating:
- Q2. A 'converter dolly' is:
- Q3. The heaviest trailer in a doubles or triples combination should be:
- Q4. Rearward amplification:
- Q5. The pintle hook is:
- Q6. Coupling a converter dolly to a second trailer involves:
- Q7. Safety chains on a converter dolly are required because:
- Q8. The pre-trip inspection of a doubles/triples combination must include:
- Q9. Air supply lines for the rear trailer pass through:
- Q10. When uncoupling triples, you should:
- Q11. Doubles and triples are most likely to roll over:
- Q12. When braking a doubles or triples combination, you should:
- Q13. Approximate maximum advisable highway speed when pulling triples is:
- Q14. Crosswinds affect doubles/triples by:
- Q15. Glad hand connections must be inspected on:
- Q16. When checking a converter dolly's brakes you should:
- Q17. A 'turntable' on a converter dolly:
- Q18. When backing doubles, drivers typically:
- Q19. The rear trailer in a triple can swing how much more than the tractor on a quick steering …
- Q20. A safety pawl or 'jaw lock' on the fifth wheel of a converter dolly:
- Q21. A pre-trip air check on a triples combination should include:
- Q22. A common cause of separation between a tractor and trailing unit is:
- Q23. When the rear trailer of a double sways in a crosswind, you should:
- Q24. The order of trailers (besides weight) may also be set by:
- Q25. The total length of doubles or triples is regulated:
See the full Doubles & Triples bank →
Georgia test logistics
The Georgia Department of Driver Services charges a permit fee of $35 and a license fee of $32. The minimum age is 18 (intrastate) / 21 (interstate). Schedule your knowledge test through the Georgia Department of Driver Services once you can score above 90% on this site's practice bank.