This endorsement is required to haul any liquid or gaseous materials in a tank or tanks having a capacity of 1,000 gallons or more that is either permanently or temporarily attached to the vehicle or chassis. To receive this endorsement, applicants must pass a test. The test consists of 20 multiple choice questions. Each question has three or four possible answer choices. To pass, the applicant must answer at least 16 questions correctly. Test questions come from the Nevada Commercial Driver License Manual. Questions come from chapters covering: Driving Safely, Tank Vehicles, Hazardous Materials and Combination Vehicles. The Tank endorsement can be used with the Class A, B or C CDL.
1. If an Anti-Lock Braking System (ABS) is equipped on a trailer but not on a tractor:
A vehicle being equipped with anti-lock brakes on only the tractor or only the trailer provides additional control during braking.
2. To use the stab braking method while transporting liquid cargo, you should apply the brakes:
The stab braking method for emergency stops involves fully applying the brakes until they lock up. The brakes are then released until the wheels start rolling, and then the process is repeated.
3. Which of the following is not required emergency equipment?
All commercial motor vehicles are required to be equipped with the proper emergency equipment. This may include spare electrical fuses; three red reflective triangles, six fuses, or three liquid burning flares; and at least one properly charged and rated fire extinguisher. Optional equipment includes tire chains, tire changing equipment, a list of emergency phone numbers, and an accident reporting kit/packet.
4. In a vehicle equipped with an automatic tractor protection valve, the valve will pop out when air pressure drops to a level between:
In vehicles equipped with an automatic tractor protection valve, the valve will pop out if air pressure drops to a level between 20 and 45 psi. When the valve pops out, the protection valve will close, stopping the flow of air.
5. If the emergency air line loses pressure:
The emergency air line controls the emergency brakes on a combination vehicle. A loss of air pressure in the emergency line will cause the emergency trailer brakes to activate.
6. What is the number one cause of death and injury in a work zone?
Speeding is the leading cause of death and injury in work zones. Use extra caution when driving near workers in a work zone.
7. Hazardous materials laws are controlled by:
Because of the risks presented by the nature of the materials, government on federal, state, and local levels may impose regulations on the transportation of hazardous materials.
Frequently Asked Questions
1. Meet the eligibility requirements:
- Hold a valid Nevada Commercial Driver's License (CDL) or be applying for a CDL at the same time as the Tank endorsement.
- Be at least 21 years of age.
- Pass a Department of Transportation (DOT) physical examination and have a valid Medical Examiner's Certificate.
- Pass the written Tank endorsement exam.
2. Study for the Tank endorsement exam. You can find study materials on the Nevada DMV website or in the Nevada CDL Handbook.
3. Schedule an appointment to take the Tank endorsement exam at a DMV office.
4. Bring your current CDL and Medical Examiner's Certificate with you to the DMV office.
5. Take and pass the written Tank endorsement exam. The exam consists of 20 multiple-choice questions and you must score at least 80% to pass.
6. Pay the Tank endorsement fee, which is currently $5 per year and is added to your CDL renewal fee.
Once you have obtained your Tank endorsement, you can legally operate a commercial vehicle that transports liquids or gases in bulk containers with a capacity of 1,000 gallons or more.
1. Be at least 21 years old: You must be at least 21 years old to operate a commercial vehicle across state lines or transport hazardous materials.
2. Hold a valid CDL: You must hold a valid Commercial Driver's License (CDL) before you can apply for a Tanker endorsement.
3. Pass the Tanker endorsement written exam: You must pass the written Tanker endorsement exam at your local DMV office. The exam will test your knowledge of safe driving practices, tanker vehicle operation, and hazardous materials regulations.
4. Pass a Department of Transportation (DOT) physical examination: You must pass a DOT physical examination and obtain a valid Medical Examiner's Certificate to operate a commercial vehicle.
5. Provide required documentation: You will need to provide proof of identity, residency, and social security number to obtain your CDL Tank license.
6. Pay the appropriate fees: There are fees associated with obtaining a CDL Tank license, including application fees and endorsement fees.
It's important to note that requirements may vary by state, so be sure to check with your local DMV office for specific information and regulations related to obtaining a CDL Tank license in your area.
Many truck driving schools offer specialized training in tanker vehicle operation, which can help prepare you for the Tanker endorsement exam. Additionally, some employers may require you to have a certain amount of experience driving a commercial vehicle before operating a tanker.
It's important to note that if you plan to transport hazardous materials in addition to liquids or gases, you will need to obtain a Hazardous Materials (Hazmat) endorsement in addition to your Tanker endorsement. This requires additional training and background checks, as well as passing a separate written exam.
The Tanker endorsement written exam covers topics such as:
1. The effects of liquid surge and the importance of proper load distribution
2. Procedures for loading and unloading liquids or gases
3. Proper methods for handling and transporting hazardous materials
4. Tanker vehicle inspection and maintenance
5. Emergency response procedures in the event of an accident or spill
You must obtain a passing score on the Tanker endorsement exam to add the endorsement to your CDL. The passing score may vary by state, but typically ranges from 80-90%. It's important to study and prepare for the exam, as failing can result in additional fees and delay obtaining your Tanker endorsement.
1. Tanker truck inspection: This section covers the inspection of the tanker truck to ensure that it is in proper operating condition, including checking the brakes, suspension, lights, and emergency equipment.
2. Tanker truck operation: This section covers the safe operation of a tanker truck, including techniques for handling liquid surges and sloshing, preventing rollovers, and avoiding accidents.
3. Loading and unloading: This section covers the proper techniques for loading and unloading liquids or gases from a tanker truck, including how to ensure that the load is properly secured and distributed.
4. Hazardous materials: This section covers the proper handling and transportation of hazardous materials in a tanker truck, including how to identify hazardous materials and how to respond in case of an emergency.
5. Emergency procedures: This section covers the proper procedures to follow in case of an accident or spill involving a tanker truck, including how to control leaks and spills, how to evacuate the area, and how to contact emergency services.
It's important to study all of these topics thoroughly in order to pass the CDL Tank endorsement written test and obtain your Tanker endorsement.
1. Pre-trip inspection: You will be required to perform a pre-trip inspection of your tanker vehicle, demonstrating that you know how to check for leaks, damage or defects, and ensure that all equipment is in proper working order.
2. Coupling and uncoupling: You will be required to couple and uncouple the tanker trailer from the tractor unit, demonstrating proper techniques for checking connections and ensuring that the trailer is securely attached.
3. Turning and maneuvering: You will be required to demonstrate your ability to safely turn and maneuver your tanker vehicle in a variety of situations and scenarios.
4. Braking: You will be required to demonstrate proper brake control techniques, including how to use your brakes to control speed and avoid rollovers.
5. Emergency procedures: You may be required to demonstrate your knowledge of emergency procedures, including how to respond in case of a leak or spill, how to evacuate the area safely, and how to contact emergency services.
The specific skills and maneuvers that you need to demonstrate may vary depending on the state where you are taking the CDL Tank endorsement test. It's important to check with your state's Department of Motor Vehicles (DMV) or licensing agency for specific requirements.
1. Hauling materials that require a Hazardous Materials (Hazmat) endorsement: If you're transporting hazardous materials, you'll need to have a Hazmat endorsement in addition to your Tanker endorsement.
2. Maximum weight limits: Tanker trucks have weight restrictions that are based on the type of material being transported. Drivers with a Tanker endorsement must adhere to these weight limits to ensure safe operation of the vehicle.
3. Specialized training requirements: Some states may require additional training or certification for drivers with a Tanker endorsement, especially if they are hauling hazardous materials.
4. Speed limits: Tanker trucks may be subject to lower speed limits on highways and other roads, especially when hauling liquids or gases that can shift or slosh around in the tank.
5. Special equipment requirements: Tanker trucks may require specialized equipment, such as pumps or hoses, to load and unload liquids or gases safely.
It's important to be aware of any restrictions or limitations that apply to your CDL Tank endorsement so that you can operate your vehicle safely and stay in compliance with state and federal regulations.
To obtain a Tanker endorsement, you must pass a written knowledge test and a skills test that demonstrates your ability to safely operate a tanker truck. Additionally, you may need to meet other requirements such as obtaining a Hazmat endorsement if you're hauling hazardous materials.
It's important to note that driving a tanker truck can be more challenging than driving other types of commercial vehicles, due to factors such as the weight and size of the vehicle, the nature of the cargo being transported, and the potential for sloshing or shifting of the liquid or gas inside the tank. That's why it's important to have the proper training and endorsements before operating a tanker truck.
You can apply for the Tanker endorsement at your local Department of Motor Vehicles (DMV) office or a third-party testing site. You will need to bring your current CDL license, proof of identity, and any required fees.
Once you have passed the appropriate tests and paid any required fees, the Tanker endorsement will be added to your existing CDL license. You should receive a new license with the Tanker endorsement listed on it.
It's important to note that some states may have additional requirements or restrictions for obtaining a Tanker endorsement, such as completing specialized training or obtaining a Hazmat endorsement if you're hauling hazardous materials. Be sure to check with your local DMV or state licensing agency for specific requirements in your state.
Firstly, in addition to the Tanker endorsement, you will need to obtain a Hazardous Materials (Hazmat) endorsement if you plan to transport any materials that are classified as hazardous. This endorsement requires an additional knowledge test and a background check.
Additionally, you will need to comply with federal regulations set forth by the Department of Transportation (DOT) regarding the transportation of hazardous materials. These regulations include requirements for proper labeling and placarding of hazardous materials, as well as specific rules for handling and securing different types of hazardous materials.
Drivers with a CDL Tank endorsement who transport hazardous materials must also comply with specific safety protocols, such as using appropriate personal protective equipment (PPE) and following emergency response procedures in the event of an accident or spill.
It's important to note that violations of hazardous materials transportation regulations can result in serious penalties, including fines, loss of license, and even criminal charges in some cases. Therefore, it's crucial to be well-informed about all applicable regulations and to ensure that you are properly trained and equipped to handle hazardous materials safely and legally.