Knowledge Test Class A #2
Class A Driving Test | Washington 2026 #2 Page 2 of 7
Train for FREE online with our Washington class A license 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 WA CDL class A permit 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 CDL class A requirements may vary from state to state.
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8 . Eating while driving:
Eating while driving can be a dangerous distraction to the driver both because it diverts their attention away from the task at hand and requires them to remove a hand from the steering wheel.
9 . On flat surfaces, wheel chocks:
In situations where a driver cannot use a parking brake, wheel chocks can be used to hold a parked vehicle in place on a level surface.
10 . During a basic vehicle control skills test, a look is when:
A driver uses a look when they open their door, leave their seated position, and walk to the back of the vehicle to check its position. During the straight line backing exercise, a driver may not exceed one look. During any other exercise, a driver may not exceed two looks.
11 . What is the maximum legal weight to be placed on tandem axles?
The allowable gross weight of a bus or truck depends on its tire size, the number of axles, and the spacing of axles (or axle groups). In Washington State, a vehicle may have a total weight of no more than 34,000 pounds on tandem axles spaced less than 7 feet apart.
12 . A broken exhaust system:
A broken exhaust system can let poisonous fumes into a vehicle's cab or sleeper berth. Be sure to inspect your exhaust system for any loose, broken, or missing parts.
13 . To ensure that you do not slow down traffic when driving a large truck, you should:
If a heavy load prevents your vehicle from keeping up with the speed of other traffic, you should stay in the right lane.
14 . What is reaction distance?
Your vehicle's stopping distance can be calculated by adding together your perception distance, your reaction distance, and your vehicle's braking distance. Reaction distance is the distance traveled between the moment you mentally perceive a hazard and the moment you physically hit the brakes.
2026 Washington | Frequently Asked Questions
To obtain a CDL Tank endorsement in Washington, you first need a Commercial Driver's License (CDL). Then, study the "Transporting Cargo Safely" section of the Washington CDL manual. After studying, take the written tank vehicle test at a Department of Licensing office. If you pass, the tank endorsement will be added to your CDL.
To obtain a CDL Tank license, you first need a basic Commercial Driver's License (CDL). You then need to study the relevant sections of your state's CDL manual, focusing on transporting cargo safely. After studying, you must pass a written tank vehicle test at your local Department of Licensing office. Once passed, the tank endorsement is added to your CDL.
While specific training or experience isn't legally required to obtain a CDL Tank endorsement in Washington, it's advisable to study the "Transporting Cargo Safely" section of the CDL manual thoroughly. Experience driving similar vehicles can also be beneficial. Ultimately, you must pass a written tank vehicle test at a Department of Licensing office.
Yes, an additional written knowledge test is required for the CDL Tank endorsement. The test focuses on the specific knowledge needed to safely operate tank vehicles. This includes understanding the vehicle's handling characteristics, inspecting tank vehicles, and recognizing hazards. Studying the Commercial Driver Guide provided by the Washington State Department of Licensing will help prepare for this test.
The written test for the CDL Tank endorsement covers various topics related to safely transporting liquids and gases. Subjects include understanding bulk tank loading, unloading, and inspecting procedures, recognizing the dangers of surge, handling high center of gravity, and knowing how to control internal tank pressure among others. It's crucial to study these areas thoroughly.
The CDL Tank endorsement assessment primarily focuses on knowledge rather than specific maneuvers. You'll be tested on understanding of safe loading and unloading procedures, handling of surge, control of internal tank pressure, and awareness of high center gravity risks. Practical driving skills are typically assessed during the general CDL skills test rather than the tank endorsement test.
Drivers with a CDL Tank endorsement must adhere to specific regulations and safety guidelines when transporting liquids or gases. They must understand the unique risks associated with this type of cargo, such as surge and high center of gravity. However, they are not restricted from driving other types of commercial vehicles unless there are additional endorsements or restrictions on their license.
No, a valid CDL Tank endorsement is required to transport liquid or gas materials in the United States. This endorsement ensures the driver has the necessary knowledge and skills to handle such materials safely. Driving without the proper endorsement can result in legal penalties, including fines and suspension of driving privileges.
The CDL Tank endorsement can be added to your current CDL. You don't need a fresh application for a new license. However, you will need to pass a knowledge test related to tank vehicle operation. Once you pass the test, the endorsement will be added to your existing CDL.
Yes, to handle hazardous materials with a CDL Tank endorsement, drivers must also have a Hazardous Materials (HazMat) endorsement. They must pass a written test regarding the safe transportation of hazardous goods and undergo a federal background check. Understanding safety protocols, emergency procedures, and federal regulations is crucial for handling these materials.