Double #2
Double Triple Test | Oregon 2026 #2 Page 2 of 3
Train for FREE with our Oregon 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 OR 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 . After a vehicle is started, warning lights and buzzers:
Should remain on.
After starting the engine, warning lights and buzzers should go out right away. If a light stays on, it usually indicates an issue with the vehicle.
9 . After starting the engine as part of a pre-trip inspection, the driver should:
Check your engine during the pre-trip inspection. After starting the engine, you should listen for unusual noises.
10 . After a tire has been changed, the driver should stop after a short distance to:
After a tire has been changed, the driver should stop a short distance later to recheck the tightness of the tire's lug nuts.
11 . When checking windshield wiper blades, they should be:
When inspecting your vehicle, you should check the wiper blades for damage, stiff rubber, and proper securement. Clean the blades if they are dirty.
12 . When pulled off on the side of the road, a driver should:
Turn off all lights.
If you must stop on the side of the road, it is important that you turn on your emergency flashers as a warning to other drivers. This is especially important if you are stopped at night.
13 . 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 seven to eight hours of sleep per night.
14 . While driving downhill, you should brake until you reach a speed that is ____ below your safe speed, then release the brake pedal.
20 mph
While driving downhill, you should hold down the brake pedal until your vehicle reaches a speed 5 mph below your safe speed, then release the brake pedal. Repeat this process.
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2026 Oregon | Frequently Asked Questions
To acquire a CDL Tank endorsement in Oregon, you must first hold a valid Commercial Driver's License (CDL). Then, study for the tanker endorsement test using the Oregon CDL manual. Schedule and pass the written tanker endorsement test at your local DMV. The endorsement will be added to your CDL upon passing the test.
To obtain a CDL Tank license in Oregon, you must first possess a valid Commercial Driver's License (CDL). Then, you need to study for the tanker endorsement test using the Oregon CDL manual. After studying, you must schedule and pass the written tanker endorsement test at your local DMV. After passing, the endorsement will be added to your CDL.
While specific training or experience isn't mandatory for a CDL Tank endorsement in Oregon, it's highly recommended. Applicants should understand how to safely operate a tank vehicle, including handling high center of gravity, surge, and emergency maneuvers. Studying the Oregon CDL manual and practical training can be beneficial in passing the endorsement test.
Yes, to obtain a CDL Tank endorsement in Oregon, you must pass the Tank Vehicle endorsement test. This written exam assesses your knowledge of the safe handling and operation of tank vehicles. You should study the relevant sections in the Oregon Commercial Driver Manual to prepare for this test.
The written test for the CDL Tank endorsement in Oregon covers subjects like inspecting tank vehicles, driving tank vehicles, safe driving rules specific to tank vehicles, and how to handle emergencies. It also includes questions on the effects of liquid surge on vehicle handling and special considerations for loading and unloading.
The CDL Tank endorsement assessment doesn't involve a specific skills test or maneuvers. It's a written test focusing on knowledge about tank vehicles. Topics include inspecting tank vehicles, understanding high center of gravity and liquid surge, handling emergencies, and safe driving rules. Practical skills are assessed during the general CDL road test, not the tank endorsement test.
Yes, drivers with a CDL Tank endorsement must adhere to specific rules and regulations. For instance, they must understand and follow the safety protocols for handling and transporting liquids. Additionally, they may be restricted from driving certain tank vehicles based on the specific endorsements on their CDL, such as vehicles carrying hazardous materials.
No, it is illegal to transport liquid or gas materials in a tank vehicle without a valid CDL Tank endorsement. This endorsement is required by federal law to ensure that drivers have the necessary skills and knowledge to safely operate these types of vehicles and handle potentially dangerous materials.
The CDL Tank endorsement can be added to your existing CDL. You don't need to apply for a new license. However, you must pass the Tank endorsement knowledge test. Once you pass, the DMV will add the endorsement to your CDL. Remember, each state has its own procedures, so check with your local DMV.
Yes, to transport hazardous materials with a CDL Tank endorsement, you must also have a Hazardous Materials (HazMat) endorsement. This requires passing an additional knowledge test and a TSA background check. Also, you must follow the Federal Motor Carrier Safety Administration's regulations for handling and transporting hazardous materials.
