Air Brakes #2
Air Brakes Endorsement Test | Utah 2024 #2 Page 2 of 4
Train for FREE online with our Utah 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 UT Class A/Class B driver license in 2024, 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.
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7 . Some air brake systems use alcohol:
To reduce the risk of rust forming on air brake valves.
Some air brake systems contain an alcohol evaporator. This device introduces alcohol into the braking system to inhibit the formation of ice.
8 . What happens if the air pressure in a system's air tanks falls below 60 psi?
The vehicle should stop.
In an air brake system, a low pressure warning signal should activate if the pressure in the air tanks falls to a level below 60 psi. This signal may be in the form of a warning light or a wig wag.
9 . If using air tanks with manually operated drains, how often should you drain the tanks?
Once every 3,000 miles
To prevent the build up of oil and water in a vehicle's air tanks, manually operated air tank drains should be used at the end of each day of driving.
10 . Truck tractors with air brakes that were built on or after March 1, 1997 are equipped with:
Anti-Lock Braking Systems (ABS).
Truck tractors with air brakes that were manufactured on or after March 1, 1997 are required to be equipped with Anti-Lock Braking Systems (ABS). ABS is required in any other type of vehicle with air brakes that was manufactured on or after March 1, 1998.
11 . Before driving a vehicle with air brakes, you should ensure that the spring brakes come on automatically when:
Driving uphill.
Before driving a vehicle with air brakes, you should ensure that the spring brakes come on automatically when air tank pressure falls to a level between 20 and 45 psi. You can do this by chocking the wheels and releasing air from the braking system by stepping on and off the brake pedal. Once the pressure drops to an unsafe level, the parking brake valve should pop out and spring brakes should come on.
12 . ABS brakes:
The purpose of an Anti-Lock Braking System (ABS) is to prevent a vehicle's wheels from locking up when the driver brakes hard on a slippery surface.
2024 Utah | Frequently Asked Questions
A CDL Class B license in Utah permits drivers to operate single vehicles with a gross vehicle weight rating (GVWR) of 26,001 pounds or more, or a towed vehicle not exceeding 10,000 pounds GVWR. This includes straight trucks, large buses, segmented buses, box trucks, and dump trucks with small trailers. The license requires passing a general knowledge test and a skills test.
A Class B CDL license in Utah allows the holder to operate single vehicles with a gross vehicle weight rating (GVWR) of 26,001 pounds or more, or a towed vehicle not exceeding 10,000 pounds GVWR. These vehicles include straight trucks, large buses, segmented buses, dump trucks with small trailers, and box trucks.
To acquire a Class B CDL license in Utah, applicants must be at least 18 years old (21 for interstate driving), possess a valid Utah driver's license, pass a vision test, and a written knowledge test. They must also complete a CDL application, provide medical certification, and successfully pass the Class B vehicle skills test.
In Utah, to qualify for a Class B Commercial Driver's License (CDL), you must be at least 18 years old. However, if you intend to drive across state lines or transport hazardous materials, federal regulations require you to be at least 21 years old.
While a Class B CDL license in Utah allows you to operate certain types of heavy vehicles, specific endorsements may be necessary based on the vehicle's features or cargo. For instance, a passenger endorsement is needed for vehicles carrying 16 or more passengers and a hazardous materials endorsement for transporting hazardous substances. Endorsements require additional written and skills tests.
The Class B CDL skills assessment in Utah consists of three sections: pre-trip vehicle inspection, basic vehicle control, and on-road driving. You'll be tested on your ability to inspect your vehicle before departure, control the vehicle under various conditions, and drive safely in regular traffic situations.
Yes, Class B CDL license holders in Utah are limited to operating vehicles with a Gross Vehicle Weight Rating (GVWR) of 26,001 or more pounds. They can also tow vehicles that weigh less than 10,000 pounds. They aren't allowed to drive a Class A vehicle without the proper endorsements.
In Utah, the written Class B CDL test is primarily administered in English, in accordance with federal regulations. However, assistance may be available for individuals with limited English proficiency. It's advisable to contact the Utah Driver License Division directly to discuss possible accommodations or assistance.
Yes, you can request accommodations for the Class B CDL written exam in Utah if you have a disability. It's recommended to contact the Utah Driver License Division ahead of your testing date to discuss your needs and arrange appropriate accommodations. These may include extra time, a separate room, or a reader, depending on your specific needs.
If you don't pass the Class B CDL written test in Utah, you can retake it. However, you must wait until the next day to retake the test. There is no limit on the number of times you can retake the test, but a retest fee applies each time after the third attempt.