Double Triple Test | South Dakota 2025 #1

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 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 DMV requirements may vary from state to state.

Number of Question 20

Passing Score 16

Number of Tests 20

1 . Which of the following determines your blood alcohol concentration (BAC)?

How much you drink

How frequently you drink

The temperature of the drink

The main factors that determine a person's blood alcohol concentration (BAC) are how much alcohol has been consumed, how quickly it was consumed, and the person's body weight.

2 . When nearing a construction worker who is close to the road, you should:

Increase your speed.

Decrease your speed.

Not drive in any lane.

Wait until the construction is complete before proceeding.

When driving through work zones, you should make a particular point of reducing your speed when workers are on or near the road.

3 . To prevent a trailer from rolling over, you should:

Drive on the shoulder.

Drive only in the left lane.

Speed up when approaching corners.

Keep the weight of cargo low.

To reduce the risk of a rollover when driving a combination vehicle, you should keep the weight of the cargo as low to the ground as possible and drive slowly around turns.

4 . How do ice cream trucks become hazardous to other drivers?

Ice cream trucks must be kept cold.

Children often run toward an ice cream truck without looking for other traffic.

Ice cream trucks leave trails of water and ice on the roadway.

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.

5 . If the low air pressure warning signal comes on, you should:

Continue driving, but have the brakes repaired within a week.

Pull over and inspect the brakes.

Phone a mechanic while driving.

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.

6 . When conducting a check of the engine compartment during a vehicle inspection, you should not:

Check the engine oil level.

Check the coolant level.

Drain the brake fluid.

When inspecting the engine compartment, you should check the oil level, coolant level, and windshield washer fluid level, among other things.

7 . A thin layer of ice that forms on road surfaces is called:

White ice.

Black ice.

Green ice.

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.

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2025 South Dakota | Frequently Asked Questions

To acquire a CDL Tank endorsement in South Dakota, you must first have a Commercial Driver's License (CDL). Then, study the Tank Vehicle section of the South Dakota CDL Handbook. After you've mastered the material, schedule and pass the tank vehicle endorsement test at your local DMV. The test covers topics like inspecting tank vehicles, driving tank vehicles, and safe driving rules.

To obtain a CDL Tank license, you must first have a Commercial Driver's License (CDL). You then need to study the Tank Vehicle section of your state's CDL manual. Once prepared, schedule and pass the Tank endorsement test at your local DMV. This test covers inspecting tank vehicles, driving tank vehicles, and safe driving rules.

While specific training or experience is not legally mandatory for a CDL Tank endorsement in South Dakota, it's highly recommended. You need to understand the specifics of operating tank vehicles, including inspecting and driving them safely. Studying the Tank Vehicle section of the South Dakota CDL Manual and passing the relevant DMV test are essential steps.

Yes, in order to receive a CDL Tank endorsement in South Dakota, you must pass an additional written test. This test focuses on the specifics of operating tank vehicles, such as safe driving rules and inspecting tank vehicles. It is separate from the general CDL written exam and requires additional study.

The written test for a CDL Tank endorsement in South Dakota covers several topics specific to tank vehicles. These include the inspection of tank vehicles, safe driving strategies, understanding the high center of gravity in tank vehicles, and managing surge. The test also covers procedures for emergencies, such as leaks or fires.

The CDL Tank endorsement doesn't usually involve a specific skills or maneuvers assessment. It primarily requires a written test. This exam covers topics such as inspecting tank vehicles, safe driving techniques, and understanding safety rules specific to tank vehicles. However, the general CDL test does assess practical skills and maneuvers for operating commercial vehicles.

Drivers with a CDL Tank endorsement in South Dakota must adhere to specific limitations and regulations. They are required to fully comprehend and follow safety procedures, including managing tank-specific issues like liquid surge. Additionally, they must comply with weight restrictions and hazardous materials regulations if applicable. Violations may result in endorsement suspension or revocation.

No, in South Dakota, it is illegal to transport liquid or gas materials without a valid CDL Tank endorsement. A CDL Tank endorsement is required for the transportation of any liquid or gas substance in a tank vehicle, as it ensures that the driver has the necessary skills and knowledge to handle such materials safely.

You can add a CDL Tank endorsement to your current commercial driver's license. It's not necessary to apply for a new license. However, you must pass the Tank endorsement written test. Once you pass the test, the endorsement will be added to your existing CDL. Remember, each state may have slightly different procedures, so check with your local DMV.

Yes, handling hazardous materials with a CDL Tank endorsement in South Dakota requires additional certifications. Drivers must obtain a Hazardous Materials (HazMat) endorsement, which involves passing a written test and a TSA background check. It's crucial to understand and comply with federal and state regulations to ensure safety when transporting hazardous materials.