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Double Triple Test | South Dakota 2026 #2 Page 2 of 3
Train for FREE with our South Dakota CDL double triple practice test online. 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 SD CDL double triple license in 2026, 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 may vary from state to state.
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8 . If the low air pressure warning signal comes on, you should:
If the low air pressure warning signal comes on while you are driving a vehicle with air brakes, you should immediately bring the vehicle to a safe stop while you are still able to control the brakes. Inspect and repair the brakes as soon as possible.
9 . If carrying a heavy load that is slowing you down, you should:
Keep the vehicle in second gear.
The right lanes of a roadway are generally intended for vehicles traveling more slowly than surrounding traffic. If being slowed down by a heavy load, you should stay in the right lane.
10 . How do ice cream trucks become hazardous to other drivers?
Ice cream trucks can create hazardous conditions for other drivers because they attract children. Children often do not notice or pay attention to other vehicles on the roadway when running to or from ice cream trucks.
11 . Maintain a following distance of at least ____ for every 10 feet of your vehicle if you are traveling at a speed under 40 mph.
At speeds below 40 mph, you should allow at least one second of following distance for every 10 feet of your vehicle. Follow the same formula when traveling at faster speeds, then add one additional second to your following distance. Remember that larger vehicles require more space to stop than smaller vehicles.
12 . A thin layer of ice that forms on road surfaces is called:
Blue ice.
Black ice is a thin layer of ice that is clear enough for the road surface to be seen through it. A road covered in black ice may look like it is merely wet. You should be very careful when temperatures are below freezing and the road looks wet.
13 . Pull out the trailer air supply control to test:
The landing gear.
Be sure to test the trailer emergency brakes before beginning a trip. After ensuring that the trailer rolls freely, you can test the emergency brakes by pulling out the trailer air supply control, or placing it in the "emergency" position. Pull forward slightly with the tractor and make sure the trailer does not move.
14 . How many daily hours of sleep does an adult need to maintain alertness?
Four to five
Being properly rested is essential to the safe operation of a CMV. To maintain alertness, most people need eight to nine hours of sleep per night.
2026 South Dakota | Frequently Asked Questions
To secure a CDL Bus endorsement in South Dakota, you need to pass a knowledge test on bus safety regulations. Also, you must pass a skills test in a bus similar to the one you'll be driving. You will need to have a valid South Dakota CDL and meet all physical and age requirements. Training programs are available to help prepare for these tests.
To obtain a CDL Bus License in South Dakota, you need to have a valid South Dakota driver's license, be at least 21 years old, and pass both a written knowledge test and a skills test. You must also complete a physical examination by a DOT-approved medical examiner. Training programs are available to help you prepare for the tests.
Yes, specific training is necessary for a CDL Bus endorsement in South Dakota. Applicants must complete a CDL training course focused on bus driving. This includes learning about vehicle inspection, basic vehicle control, and on-road driving. After the training, you'll need to pass written and skills tests to obtain the endorsement.
CDL Bus Licenses fall into three main classifications: Class A, Class B, and Class C. A Class A CDL is for vehicles over 26,001 lbs. with trailers over 10,000 lbs. A Class B CDL is for vehicles over 26,001 lbs. with trailers less than 10,000 lbs. A Class C CDL is for vehicles designed to transport 16 or more passengers (including the driver).
No, you cannot use your personal vehicle for the CDL Bus driving test in South Dakota. The vehicle used for the test must match the class and type of vehicle you plan to drive with your CDL. This means it must be a commercial bus of the appropriate size and passenger capacity.
During the CDL Bus driving test, you'll be evaluated on specific skills including pre-trip vehicle inspection, basic vehicle control, and on-road driving. You may be required to demonstrate maneuvers like turning, merging, backing up, and parking. Also, you'll be tested on handling railroad crossings and emergency situations. Safe loading/unloading procedures for passengers are also assessed.
Yes, there are additional medical prerequisites for a CDL Bus endorsement in South Dakota. Applicants must pass a Department of Transportation (DOT) physical examination every 24 months. This exam checks vision, hearing, blood pressure, and evaluates overall physical ability to ensure the driver can safely operate a commercial vehicle. Some conditions may disqualify a person from obtaining a CDL.
No, it is not permissible to transport passengers without a valid CDL Bus endorsement in South Dakota. Driving a commercial vehicle that carries 16 or more passengers, including the driver, requires a CDL with a Passenger (P) endorsement. Operating such vehicle without the proper license and endorsement can result in significant fines and penalties.
In South Dakota, the CDL Bus endorsement can be added to your existing license. You don't need to apply for a new license. However, you must pass the Passenger Transport Test and a skills test in a passenger vehicle. After passing these tests and paying the necessary fees, the endorsement will be added to your CDL.
Yes, there are restrictions for drivers with a CDL Bus endorsement in South Dakota. Drivers must maintain a clean driving record, pass regular physical examinations, and comply with drug and alcohol testing. They are also subject to hours-of-service regulations, which limit the number of consecutive hours they can drive without rest breaks. Violations can result in loss of CDL privileges.