Tank
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 possible answer choices. To pass, the applicant must answer at least 16 questions correctly. Test questions come from the Oklahoma 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.
Number of Question
Passing Score
8. In cool weather, as the temperature begins to rise and ice begins to melt:
Explanation
As the temperature begins to rise and ice on the road begins to melt, the road surface will often become even more slippery. Water from the slight melting will sit on top of the ice, decreasing the available traction even more. Always decrease your speed and drive with caution when traveling on slippery surfaces.
9. Wheel rims that have been welded should:
Explanation
Wheels or rims that have had welding repairs are not safe to be used.
10. In poor weather, many drivers:
Explanation
In bad weather, many automobile drivers will follow large trucks too closely, particularly if visibility is poor.
11. What is a tractor protection valve?
Explanation
A tractor protection valve keeps air in a tractor or truck air brake system should the trailer break away or develop a bad leak. The valve will close automatically if the pressure drops to an unsafe level.
12. Texting while operating a CMV is:
Explanation
Texting and driving is dangerous for everyone on the road. It is illegal to text while operating a CMV.
13. The best way to recognize that your trailer has started to skid is by:
Explanation
The easiest way to become aware that your trailer has begun to jackknife is to observe it in your mirrors. Checking your trailer in your mirrors will also allow you to spot any skidding at the earliest possible moment.
14. When stopping a manual transmission vehicle, you should:
Explanation
When stopping, apply gradual pressure to the brake pedal and stop smoothly. If stopping a manual transmission vehicle, push the clutch in when the engine is close to idle.
Ranked by best match
Frequently Asked Questions
To obtain a CDL Tank endorsement in Oklahoma, follow these steps:
1. Meet the eligibility requirements: You must hold a valid Oklahoma CDL and pass a written test for the Tank endorsement.
2. Study for the written test: You can study the Oklahoma Commercial Driver License Manual, which covers all the information you need to know for the Tank endorsement. You can also find online practice tests to help you prepare.
3. Schedule an appointment: Schedule an appointment with your local Oklahoma Department of Public Safety (DPS) office to take the written test.
4. Take the written test: On the day of your appointment, bring your current CDL and any required documentation (such as proof of citizenship or residency) and take the written test for the Tank endorsement.
5. Pay the fee: There is a fee to add a Tank endorsement to your CDL. You can pay this fee at the DPS office.
6. Pass a skills test (if required): If you are adding a Tank endorsement to your CDL for the first time, you may be required to pass a skills test in addition to the written test. Contact your local DPS office for more information.
7. Receive your Tank endorsement: Once you have passed the written test (and skills test, if required) and paid the fee, you will receive a Tank endorsement on your CDL.
1. Meet the eligibility requirements: You must hold a valid Oklahoma CDL and pass a written test for the Tank endorsement.
2. Study for the written test: You can study the Oklahoma Commercial Driver License Manual, which covers all the information you need to know for the Tank endorsement. You can also find online practice tests to help you prepare.
3. Schedule an appointment: Schedule an appointment with your local Oklahoma Department of Public Safety (DPS) office to take the written test.
4. Take the written test: On the day of your appointment, bring your current CDL and any required documentation (such as proof of citizenship or residency) and take the written test for the Tank endorsement.
5. Pay the fee: There is a fee to add a Tank endorsement to your CDL. You can pay this fee at the DPS office.
6. Pass a skills test (if required): If you are adding a Tank endorsement to your CDL for the first time, you may be required to pass a skills test in addition to the written test. Contact your local DPS office for more information.
7. Receive your Tank endorsement: Once you have passed the written test (and skills test, if required) and paid the fee, you will receive a Tank endorsement on your CDL.
To obtain a CDL Tank endorsement, you must meet the following requirements:
1. Have a valid Oklahoma CDL: You must have a valid Oklahoma commercial driver's license (CDL) to apply for a Tank endorsement.
2. Pass a written test: You must pass a written test on the knowledge required to safely operate a commercial motor vehicle (CMV) with a tank.
3. Pass a skills test (if required): If you are adding the Tank endorsement for the first time, you may be required to pass a skills test in addition to the written test.
4. Meet age requirements: To drive intrastate (within Oklahoma), you must be at least 18 years old. To drive interstate (across state lines), you must be at least 21 years old.
5. Meet medical requirements: You must meet the medical requirements set by the Federal Motor Carrier Safety Administration (FMCSA) to hold a CDL.
6. Provide required documentation: You must provide proof of citizenship or lawful permanent residency in the United States, as well as other documentation as required by the DPS.
7. Pay the fee: There is a fee to add a Tank endorsement to your CDL, which can be paid at your local DPS office.
Keep in mind that additional requirements may apply depending on your specific situation and the type of CMV you plan to operate with a Tank endorsement. It's recommended that you consult with your local DPS office for more information.
1. Have a valid Oklahoma CDL: You must have a valid Oklahoma commercial driver's license (CDL) to apply for a Tank endorsement.
2. Pass a written test: You must pass a written test on the knowledge required to safely operate a commercial motor vehicle (CMV) with a tank.
3. Pass a skills test (if required): If you are adding the Tank endorsement for the first time, you may be required to pass a skills test in addition to the written test.
4. Meet age requirements: To drive intrastate (within Oklahoma), you must be at least 18 years old. To drive interstate (across state lines), you must be at least 21 years old.
5. Meet medical requirements: You must meet the medical requirements set by the Federal Motor Carrier Safety Administration (FMCSA) to hold a CDL.
6. Provide required documentation: You must provide proof of citizenship or lawful permanent residency in the United States, as well as other documentation as required by the DPS.
7. Pay the fee: There is a fee to add a Tank endorsement to your CDL, which can be paid at your local DPS office.
Keep in mind that additional requirements may apply depending on your specific situation and the type of CMV you plan to operate with a Tank endorsement. It's recommended that you consult with your local DPS office for more information.
While specific training or experience is not required to obtain a CDL Tank endorsement, it is highly recommended. The Tank endorsement is an additional endorsement that allows you to operate a commercial motor vehicle (CMV) with a tank, which presents unique challenges and risks.
Oklahoma does not require a specific amount of training or experience to obtain a Tank endorsement. However, the Federal Motor Carrier Safety Administration (FMCSA) does require that all CDL holders have specialized training and knowledge to operate a CMV with a tank.
Therefore, it's recommended that you complete specialized training and gain experience operating a CMV with a tank before applying for the Tank endorsement. This will not only help you pass the written and skills test required for the endorsement, but also prepare you for the challenges of operating a CMV with a tank safely and effectively.
You can find commercial driving schools that offer specialized training for Tank endorsements in Oklahoma. Additionally, some employers may provide on-the-job training for employees who need to obtain the Tank endorsement.
Oklahoma does not require a specific amount of training or experience to obtain a Tank endorsement. However, the Federal Motor Carrier Safety Administration (FMCSA) does require that all CDL holders have specialized training and knowledge to operate a CMV with a tank.
Therefore, it's recommended that you complete specialized training and gain experience operating a CMV with a tank before applying for the Tank endorsement. This will not only help you pass the written and skills test required for the endorsement, but also prepare you for the challenges of operating a CMV with a tank safely and effectively.
You can find commercial driving schools that offer specialized training for Tank endorsements in Oklahoma. Additionally, some employers may provide on-the-job training for employees who need to obtain the Tank endorsement.
Yes, there is an additional written test required to obtain a CDL Tank endorsement. The Tank endorsement test covers the knowledge and skills necessary to operate a commercial motor vehicle (CMV) with a tank. The test includes topics such as:
1. Inspecting and maintaining tanks.
2. Loading and unloading tanks.
3. Handling emergencies and hazardous materials.
4. Driving with a tank, including braking, turning, and maneuvering.
5. Special driving considerations, such as sloshing and surge effects.
To pass the Tank endorsement test, you must answer at least 80% of the questions correctly. The test is administered at your local Oklahoma Department of Public Safety (DPS) office.
It's important to note that if you are adding the Tank endorsement to your CDL for the first time, you may also be required to pass a skills test in addition to the written test. The skills test will evaluate your ability to safely operate a CMV with a tank in real-world driving situations.
It's recommended that you study and prepare for the Tank endorsement test by reviewing the Oklahoma Commercial Driver License Manual, as well as any other study materials provided by your driving school or employer.
1. Inspecting and maintaining tanks.
2. Loading and unloading tanks.
3. Handling emergencies and hazardous materials.
4. Driving with a tank, including braking, turning, and maneuvering.
5. Special driving considerations, such as sloshing and surge effects.
To pass the Tank endorsement test, you must answer at least 80% of the questions correctly. The test is administered at your local Oklahoma Department of Public Safety (DPS) office.
It's important to note that if you are adding the Tank endorsement to your CDL for the first time, you may also be required to pass a skills test in addition to the written test. The skills test will evaluate your ability to safely operate a CMV with a tank in real-world driving situations.
It's recommended that you study and prepare for the Tank endorsement test by reviewing the Oklahoma Commercial Driver License Manual, as well as any other study materials provided by your driving school or employer.
The CDL Tank endorsement written test covers a range of topics related to the operation of commercial motor vehicles (CMVs) with tanks. These topics include:
1. Inspecting and maintaining tanks: This includes checking for leaks, making sure the tank is properly secured, and ensuring that valves, hoses, and other equipment are in good working condition.
2. Loading and unloading tanks: This covers the safe procedures for loading and unloading tanks, including how to properly fill the tank, how to check for proper weight distribution, and how to secure the tank during transport.
3. Handling emergencies and hazardous materials: This includes knowledge of how to respond to emergencies such as spills or leaks, as well as proper procedures for handling hazardous materials.
4. Driving with a tank: This covers specific driving techniques necessary for the safe operation of a CMV with a tank, including braking, turning, and maneuvering.
5. Special driving considerations: This includes understanding the effects of sloshing and surge on a tank's load during acceleration, deceleration, and turns.
It's important to study all of these topics thoroughly in order to pass the Tank endorsement written test. You should review all relevant materials provided by your driving school or employer and study the Oklahoma Commercial Driver License Manual carefully.
1. Inspecting and maintaining tanks: This includes checking for leaks, making sure the tank is properly secured, and ensuring that valves, hoses, and other equipment are in good working condition.
2. Loading and unloading tanks: This covers the safe procedures for loading and unloading tanks, including how to properly fill the tank, how to check for proper weight distribution, and how to secure the tank during transport.
3. Handling emergencies and hazardous materials: This includes knowledge of how to respond to emergencies such as spills or leaks, as well as proper procedures for handling hazardous materials.
4. Driving with a tank: This covers specific driving techniques necessary for the safe operation of a CMV with a tank, including braking, turning, and maneuvering.
5. Special driving considerations: This includes understanding the effects of sloshing and surge on a tank's load during acceleration, deceleration, and turns.
It's important to study all of these topics thoroughly in order to pass the Tank endorsement written test. You should review all relevant materials provided by your driving school or employer and study the Oklahoma Commercial Driver License Manual carefully.
Yes, if you are adding the Tank endorsement to your CDL for the first time, you may be required to pass a skills test in addition to the Tank endorsement written test. The skills test will evaluate your ability to safely operate a commercial motor vehicle (CMV) with a tank in real-world driving situations.
During the test, you will be required to perform several specific maneuvers that are relevant to the safe operation of a CMV with a tank. These maneuvers may include:
1. Pre-trip inspection: You will be asked to perform a pre-trip inspection of your CMV with a tank, checking for any issues that could impact safety.
2. Basic control skills: You will be asked to demonstrate your ability to control the CMV with a tank, including backing up and maneuvering in tight spaces.
3. On-road driving: You will need to demonstrate your ability to safely operate the CMV with a tank on public roads, including proper braking, acceleration, and turning techniques.
4. Emergency procedures: You may be asked to demonstrate your knowledge of emergency procedures for handling spills or leaks.
It's important to study and practice these skills thoroughly before taking the Tank endorsement skills test. You should work closely with your driving school or employer to ensure that you are well-prepared for the test and have all necessary knowledge and skills before attempting it.
During the test, you will be required to perform several specific maneuvers that are relevant to the safe operation of a CMV with a tank. These maneuvers may include:
1. Pre-trip inspection: You will be asked to perform a pre-trip inspection of your CMV with a tank, checking for any issues that could impact safety.
2. Basic control skills: You will be asked to demonstrate your ability to control the CMV with a tank, including backing up and maneuvering in tight spaces.
3. On-road driving: You will need to demonstrate your ability to safely operate the CMV with a tank on public roads, including proper braking, acceleration, and turning techniques.
4. Emergency procedures: You may be asked to demonstrate your knowledge of emergency procedures for handling spills or leaks.
It's important to study and practice these skills thoroughly before taking the Tank endorsement skills test. You should work closely with your driving school or employer to ensure that you are well-prepared for the test and have all necessary knowledge and skills before attempting it.
Yes, there are some restrictions and limitations for drivers with a CDL Tank endorsement. These are designed to ensure that drivers with this endorsement are properly trained and equipped to operate commercial motor vehicles (CMVs) with tanks safely.
Some of the most common restrictions or limitations for drivers with a CDL Tank endorsement include:
1. Endorsement-specific training: Drivers with a Tank endorsement must complete specific training on the safe operation of CMVs with tanks before they can legally operate these vehicles.
2. Vehicle-specific training: Drivers must also receive training on the specific type of tank they will be operating, since different types of tanks may require different handling procedures.
3. Vehicle-specific endorsements: Some tanks require additional endorsements beyond the standard Tank endorsement, such as an endorsement for hazardous materials or for liquids or gases in bulk.
4. Weight restrictions: Drivers with a Tank endorsement may be subject to weight restrictions based on the type of tank they are operating.
5. Route restrictions: Some routes may be restricted for CMVs with tanks, such as certain bridges or tunnels that cannot accommodate larger vehicles.
It's important for drivers with a Tank endorsement to be aware of these restrictions and limitations, and to ensure that they comply with all applicable rules and regulations when operating CMVs with tanks. This helps to ensure the safety of both the driver and other motorists on the road.
Some of the most common restrictions or limitations for drivers with a CDL Tank endorsement include:
1. Endorsement-specific training: Drivers with a Tank endorsement must complete specific training on the safe operation of CMVs with tanks before they can legally operate these vehicles.
2. Vehicle-specific training: Drivers must also receive training on the specific type of tank they will be operating, since different types of tanks may require different handling procedures.
3. Vehicle-specific endorsements: Some tanks require additional endorsements beyond the standard Tank endorsement, such as an endorsement for hazardous materials or for liquids or gases in bulk.
4. Weight restrictions: Drivers with a Tank endorsement may be subject to weight restrictions based on the type of tank they are operating.
5. Route restrictions: Some routes may be restricted for CMVs with tanks, such as certain bridges or tunnels that cannot accommodate larger vehicles.
It's important for drivers with a Tank endorsement to be aware of these restrictions and limitations, and to ensure that they comply with all applicable rules and regulations when operating CMVs with tanks. This helps to ensure the safety of both the driver and other motorists on the road.
No, in most cases, you cannot transport liquid or gas materials without a CDL Tank endorsement. The Tank endorsement is required by the Federal Motor Carrier Safety Administration (FMCSA) for drivers who operate a commercial motor vehicle (CMV) with a tank that is used for liquids or gases.
The Tank endorsement is required if the tank has a capacity of 1,000 gallons or more, or if the tank is used to transport hazardous materials. It is also required if the tank itself is considered to be a hazardous material.
If you are caught transporting liquid or gas materials in a tank without the proper endorsement, you may face penalties such as fines, suspension or revocation of your CDL, or even criminal charges. Additionally, you could be held liable for any accidents or incidents that occur as a result of your failure to obtain the proper endorsement.
It's important to ensure that you have the proper endorsements and training before operating any CMV with a tank. This helps to ensure your safety and compliance with federal regulations.
The Tank endorsement is required if the tank has a capacity of 1,000 gallons or more, or if the tank is used to transport hazardous materials. It is also required if the tank itself is considered to be a hazardous material.
If you are caught transporting liquid or gas materials in a tank without the proper endorsement, you may face penalties such as fines, suspension or revocation of your CDL, or even criminal charges. Additionally, you could be held liable for any accidents or incidents that occur as a result of your failure to obtain the proper endorsement.
It's important to ensure that you have the proper endorsements and training before operating any CMV with a tank. This helps to ensure your safety and compliance with federal regulations.
You can add the CDL Tank endorsement to your existing CDL license by taking and passing the Tank endorsement knowledge test and the Tank vehicle skills test. You do not need to apply for a new CDL license.
To add the Tank endorsement, you must first meet the eligibility requirements including being at least 21 years old, holding a valid medical certificate, and having a valid CDL license. Then, you need to study for the Tank endorsement knowledge test, which covers topics such as tank vehicle inspection, driving a tank vehicle, and safe transportation of liquids and gases.
Once you have passed the knowledge test, you will need to take the Tank vehicle skills test. This test evaluates your ability to safely operate a tank vehicle, including pre-trip inspection, basic control skills, and on-road driving.
If you pass both tests, you will be issued a new CDL license with the Tank endorsement added. There may be additional fees associated with adding the endorsement to your existing CDL license.
It's important to note that some employers may require their drivers to already have the Tank endorsement before they are hired. Therefore, it's a good idea to check with potential employers about their requirements before starting the process of adding the endorsement to your CDL license.
To add the Tank endorsement, you must first meet the eligibility requirements including being at least 21 years old, holding a valid medical certificate, and having a valid CDL license. Then, you need to study for the Tank endorsement knowledge test, which covers topics such as tank vehicle inspection, driving a tank vehicle, and safe transportation of liquids and gases.
Once you have passed the knowledge test, you will need to take the Tank vehicle skills test. This test evaluates your ability to safely operate a tank vehicle, including pre-trip inspection, basic control skills, and on-road driving.
If you pass both tests, you will be issued a new CDL license with the Tank endorsement added. There may be additional fees associated with adding the endorsement to your existing CDL license.
It's important to note that some employers may require their drivers to already have the Tank endorsement before they are hired. Therefore, it's a good idea to check with potential employers about their requirements before starting the process of adding the endorsement to your CDL license.
Yes, there are specific requirements and regulations for handling hazardous materials with a CDL Tank endorsement. The Federal Motor Carrier Safety Administration (FMCSA) has established rules and regulations to ensure the safe transportation of hazardous materials.
Some of the requirements for handling hazardous materials with a CDL Tank endorsement include:
1. Hazardous materials endorsement - In addition to the Tank endorsement, you must also have a Hazardous Materials (HazMat) endorsement on your CDL license to transport hazardous materials.
2. Training - You must complete specialized training on the transportation of hazardous materials, including general awareness and familiarization training, security awareness training, and function-specific training.
3. Placarding - You must properly placard your vehicle with the appropriate hazard warning labels when transporting hazardous materials.
4. Documentation - You must have proper documentation for the hazardous materials you are transporting, including shipping papers, emergency response information, and placarding information.
5. Route planning - You must carefully plan your route to avoid areas that are prohibited for transporting hazardous materials, such as tunnels or bridges with weight limits.
6. Vehicle inspection - You must thoroughly inspect your vehicle before transporting hazardous materials to ensure that it is in good working condition and that all safety equipment is functioning properly.
7. Emergency response - You must know how to respond in case of an emergency involving hazardous materials, including how to contain spills or leaks and how to contact emergency responders.
Failure to comply with these requirements can result in penalties such as fines, suspension or revocation of your CDL license, or even criminal charges if an incident occurs as a result of non-compliance. Therefore, it's important to fully understand and comply with all regulations when transporting hazardous materials with a CDL Tank endorsement.
Some of the requirements for handling hazardous materials with a CDL Tank endorsement include:
1. Hazardous materials endorsement - In addition to the Tank endorsement, you must also have a Hazardous Materials (HazMat) endorsement on your CDL license to transport hazardous materials.
2. Training - You must complete specialized training on the transportation of hazardous materials, including general awareness and familiarization training, security awareness training, and function-specific training.
3. Placarding - You must properly placard your vehicle with the appropriate hazard warning labels when transporting hazardous materials.
4. Documentation - You must have proper documentation for the hazardous materials you are transporting, including shipping papers, emergency response information, and placarding information.
5. Route planning - You must carefully plan your route to avoid areas that are prohibited for transporting hazardous materials, such as tunnels or bridges with weight limits.
6. Vehicle inspection - You must thoroughly inspect your vehicle before transporting hazardous materials to ensure that it is in good working condition and that all safety equipment is functioning properly.
7. Emergency response - You must know how to respond in case of an emergency involving hazardous materials, including how to contain spills or leaks and how to contact emergency responders.
Failure to comply with these requirements can result in penalties such as fines, suspension or revocation of your CDL license, or even criminal charges if an incident occurs as a result of non-compliance. Therefore, it's important to fully understand and comply with all regulations when transporting hazardous materials with a CDL Tank endorsement.
