Combination #2
Combination Vehicles Practice Test | Utah 2024 #2 Page 4 of 4
Train for FREE online with our Utah CDL combination vehicle 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 combination 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 DMV requirements for issuing a combination license may vary from state to state.
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24 . After finishing a pre-trip inspection, you should:
Leave the emergency line valve open.
Before a trip, you should ensure that air reaches all air brakes on all trailers by opening up the rear emergency line and service line shut-off valves to listen for escaping air. Close both shut-off valves before beginning to drive.
25 . If a trailer begins to skid, it is best for the driver to:
If your trailer begins to skid, you should release the brakes to regain traction. The trailer will begin to straighten out once the wheels begin to grip the road again.
26 . If a trailer begins to jackknife, the driver:
If a trailer begins to jackknife, you should release the brakes and allow the trailer wheels to regain traction with the road. Do not apply the trailer hand brake to attempt to straighten out the rig because the application of brakes is what caused the wheels to lock in the first place.
27 . The emergency air line supplies air to the:
The emergency air line (also known as the supply line) has two functions. The first is to supply air to the trailer air tanks, and the second is to control the emergency brakes on combination vehicles.
28 . What is a bobtail tractor?
Tractors without semi-trailers are referred to as bobtail tractors. Operating a bobtail tractor requires drivers to exercise caution.
29 . If an air supply control is in its "emergency" position:
Tractor protection controls in older vehicles may be operated by levers instead of knobs. If an air supply control is set in its "emergency" position, the air supply will be stopped and the trailer emergency brakes will be applied.
30 . When glad hands are coupled, the seals should be pressed together at an angle of:
90 degrees.
When coupling, be sure to couple the proper glad hands. When glad hands are connected, the seals should be pressed together at a 90-degree angle.
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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.
