Free Florida CDL Double/Triple Trailers Practice Test 2023

Do you know how to pair double or triple trailers? If you are planning to take the CDL double/triple trailer endorsement test, make sure to know it! Our Florida Double/Triple Trailers Practice Test has the same questions as the real exam which is based on the Florida CDL Handbook. It covers most of the subject areas on the Double/Triple Trailers Test such as pulling double and triple trailers, the risk of rollover, managing space, and special considerations when hauling multiple trailers. In addition, each question has a detailed explanation that will help you understand the concept and answer future questions about it correctly. If you don't get the pass right away, you can take this Florida CDL practice test an unlimited number of times to make sure you learn all the questions. Let’s try our CDL practice test today and pass your CDL endorsement exam! Good luck and keep driving safely!

Our CDL practice tests:
Based on 2021 FL commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
FL CDL Double/Triple Trailers Test format:
20 questions
16 correct answers to pass
80% passing score
List of questions
What is the "cut-in" pressure for most air compressor governors?
When testing the coupling of the double trailer, the landing gears of the rear trailer should be:
The converter dolly air tank drain valve on coupled double/triple trailers should be:
When coupling or uncoupling, trailer or dolly wheel should always be:
On older vehicles, a low air pressure warning signal comes on at what psi?
A front brake limiting valve ______.
At 55 mph on dry pavement, the air brake lag distance is how many feet?
Which of these statements about quick steering movements and doubles/triples is true?
During a normal drive, the spring brakes are held back by _____.
When the safety valve releases air this indicates ___________.
If the air compressor has its own oil supply you should do what before driving?
After coupling the converter dolly to the first trailer, the pintle hook should be:
Where is compressed air stored?
Which of the following is the most common reason brakes fade?
When checking that air is flowing to all trailers, what is used to provide air to the supply lines?
Why should you never leave your vehicle unattended without applying the parking brakes?
When testing the trailer emergency brakes, charge the system, pull out the trailer air supply control, and:
Why should air tanks be drained completely?
Vehicles with air brakes have pressure gauges connected to the _______.
To position the converter dolly over short distances you can: