Air Brakes #1
Air Brakes Endorsement Test | Connecticut 2025 #1 Page 2 of 4
Train for FREE online with our Connecticut CDL air brake test. The official exam test consists of several obligatory parts, with all of them checking your knowledge of different blocks of road rules. If you need to obtain a CT Class A/Class B driver license in 2025, practice as much as possible. Free sample tests published on our website will help you check and improve your knowledge and boost your grades. Please bear in mind that the requirements for CDL may vary from state to state.
25
20
20
7 . The ____ tells a driver how much pressure is in the air tanks.
Drum brake
A vehicle that is equipped with air brakes must also be equipped with a supply pressure gauge. This gauge tells the driver how much air pressure is in each of the vehicle's air tanks.
8 . When parked on a flat surface, you should:
When parking on a level surface, you should use wheel chocks. If the vehicle is not equipped with spring brakes, this is essential to prevent the trailer from moving.
9 . To confirm that a trailer has ABS, you can:
Remove a tire and look for the ABS sensor on the axle.
If you are unsure if a trailer is equipped with an Anti-Lock Braking System (ABS), look under the vehicle for the electronic control unit and wheel speed sensor wires coming from the back of the brakes.
10 . If the brake pads rub against the brake drums and create too much heat:
The air compressor will kick on to cool the brakes.
Brakes heat up with use. If they are overused and become too hot, expansion and chemical changes will make them less effective and eventually cause them to stop working altogether. This is known as "brake fade."
11 . The leakage rate for a single vehicle with air brakes should be no more than ____ in one minute during a static leakage test.
When performing a static leakage test on a single vehicle with air brakes, the leakage rate should be no more than 2 psi in a minute. If the air leaks from the air brake system at a quicker rate, the vehicle should not be driven because something likely needs to be repaired.
12 . Braking mechanisms are located ____ a brake drum.
On top of
Drum brakes are attached to the wheels and located on the axles of a vehicle. The braking mechanisms that cause the vehicle to stop can be found inside of a drum brake.
See the exact questions that will be on the 2025 Connecticut DMV exam.
99.2% of people who use the cheat sheet pass the FIRST TIME
Lillian MCcranie explains how our CDL study guide was helpful in passing the exam and recommends it to everyone.
Cameron tells us how he purchased the CDL exam, and found it to be a useful tool which helped him pass the exam and find a job.
2025 Connecticut | Frequently Asked Questions
To secure a CDL Doubles/Triples endorsement in Connecticut, you must first have a Commercial Driver's License (CDL). Then, you'll need to pass the Doubles and Triples Endorsement Test, which covers knowledge on coupling and uncoupling, inspecting doubles and triples, and handling. It's recommended to study the Connecticut CDL manual before taking the test.
To obtain a CDL Doubles/Triples license, you first need a valid Commercial Driver's License (CDL). Then, pass the Doubles/Triples Endorsement Test. The test covers knowledge on coupling and uncoupling, inspecting doubles and triples, and their handling. Study the relevant state's CDL manual thoroughly before taking the test to ensure a passing score.
While not mandatory, it's beneficial to have specialized training for a CDL Doubles/Triples endorsement. This endorsement requires passing a knowledge test on handling, inspecting, and coupling/uncoupling double and triple trailers. Studying the state's CDL manual prepares you for this test. Practical experience driving these vehicles can also be advantageous.
Yes, an additional written knowledge test is mandatory to obtain a CDL Doubles/Triples endorsement in Connecticut. This test covers specific areas such as coupling and uncoupling, inspecting doubles and triples, and pulling double/triple trailers. No additional driving skills test is required beyond the initial CDL test.
The CDL Doubles/Triples endorsement test is a written knowledge test, so no specific driving maneuvers are needed. The test covers topics like coupling and uncoupling, inspecting doubles and triples, and handling these types of vehicles. It's crucial to understand these concepts thoroughly to pass the test. Practical skills are typically assessed during the general CDL road test.
No, it is not permissible to operate double/triple trailers without a valid CDL Doubles/Triples endorsement in Connecticut, or any other state. This endorsement is required to ensure that drivers have the necessary skills and knowledge to safely handle these types of vehicles on the road. Operating without it can result in serious penalties.
You can append the CDL Doubles/Triples endorsement to your existing Commercial Driver's License in Connecticut. You don't need to initiate a new application for a CDL, but you must pass the Doubles/Triples written knowledge test and pay the required fee to add the endorsement to your license.
Yes, there are limitations for drivers holding a CDL Doubles/Triples endorsement. Drivers must adhere to specific weight and length restrictions for the trailers. Also, certain roads or areas may prohibit the operation of double/triple trailers. Plus, regular medical examinations are required to ensure drivers are physically capable of safely operating these vehicles. Always check local and state regulations.
In Connecticut, the maximum gross vehicle weight for double/triple trailers is 80,000 pounds. The maximum length for any one semi-trailer is 48 feet, with an overall length limit of 65 feet for the combination of all trailers. However, exceptions may apply for certain types of freight or routes. Always follow specific regulations and guidelines.
Yes, there are specific safety guidelines for driving double/triple trailers. Drivers must have knowledge of how to couple and uncouple correctly, inspect their vehicle, check brake systems, and distribute cargo weight evenly. They should also be aware of the "crack-the-whip" effect unique to doubles/triples, and they must adhere to all general CDL safety regulations.
