Double
This endorsement is required if the driver will pull two or three trailers. To receive this endorsement, applicants must pass a test. The test consists of 20 multiple choice questions. To pass, the applicant must answer at least 16 questions correctly. Each question has four possible answer choices. Test questions come from the New Jersey Commercial Driver Guide. Questions come from chapters covering: Driving Safely, Air Brakes (if applicable), Combination Vehicles and Doubles and Triples. The Double/Triple endorsement can be used with the Class A CDL.
Number of Question
Passing Score
1. Truck tractors with air brakes built on or after March 1, 1997 must have:
Explanation
Truck tractors with air brakes built on or after March 1, 1997 must be equipped with Anti-Lock Braking Systems (ABS).
2. An Anti-Lock Braking System (ABS):
Explanation
Anti-Lock Braking Systems (ABS) are compatible with air braking systems. ABS helps maintain control of a vehicle and prevents the wheels from locking up during hard braking on slippery surfaces. ABS can still provide benefits even if is present on only one axle.
3. Test the tractor protection valve by:
Explanation
You should test the tractor protection valve by allowing the air supply to properly charge, turning off the engine, then releasing air from the system by pressing the brake pedal several times. The tractor protection valve should move into its emergency position when psi drops to an unsafe level.
4. When approaching a downgrade, how can you reduce the amount of braking that will be needed?
Explanation
Always shift to a lower gear before starting down a hill. Doing this will help your vehicle maintain a safe speed without you needing to use the brakes too much.
5. Improper coupling is:
Explanation
It is essential that drivers of doubles and triples are able to correctly couple and uncouple their trailers. Improperly coupling and uncoupling trailers is extremely dangerous.
6. In poor weather, the driver of a double or triple should:
Explanation
In adverse weather conditions, special care must be taken when driving a double or triple. They are especially prone to skids, loss of traction, and rollovers.
7. Driving at night is:
Explanation
Driving at night is more dangerous than driving during the day. It is more difficult for drivers to see hazards, the glare of headlights can affect drivers' vision, and there are more fatigued and impaired drivers on the road.
Ranked by best match
Frequently Asked Questions
To obtain a CDL Doubles/Triples endorsement in New Jersey, follow these steps:
1. Obtain a New Jersey Commercial Driver's License (CDL) Permit: You must first obtain a New Jersey CDL Permit by passing the required knowledge tests.
2. Study the New Jersey Commercial Driver License Manual: You should study the CDL manual section on Doubles/Triples to prepare for the endorsement test.
3. Schedule a CDL Doubles/Triples endorsement test: Schedule an appointment to take your Doubles/Triples endorsement test at a New Jersey Motor Vehicle Commission (MVC) licensing agency.
4. Take the CDL Doubles/Triples endorsement test: You will be required to pass a knowledge test specifically related to driving doubles and triples. The test will cover topics such as coupling and uncoupling, inspecting doubles and triples, and safe driving practices.
5. Pay the endorsement fee: Once you pass the test, you will need to pay an additional fee for the endorsement to be added to your CDL.
6. Obtain your new CDL with Doubles/Triples endorsement: Once you have paid the fee, your new CDL with the Doubles/Triples endorsement will be issued and mailed to you.
It's important to note that in addition to passing the Doubles/Triples endorsement test, you must also have a valid medical certificate and meet other requirements for obtaining a CDL in New Jersey.
1. Obtain a New Jersey Commercial Driver's License (CDL) Permit: You must first obtain a New Jersey CDL Permit by passing the required knowledge tests.
2. Study the New Jersey Commercial Driver License Manual: You should study the CDL manual section on Doubles/Triples to prepare for the endorsement test.
3. Schedule a CDL Doubles/Triples endorsement test: Schedule an appointment to take your Doubles/Triples endorsement test at a New Jersey Motor Vehicle Commission (MVC) licensing agency.
4. Take the CDL Doubles/Triples endorsement test: You will be required to pass a knowledge test specifically related to driving doubles and triples. The test will cover topics such as coupling and uncoupling, inspecting doubles and triples, and safe driving practices.
5. Pay the endorsement fee: Once you pass the test, you will need to pay an additional fee for the endorsement to be added to your CDL.
6. Obtain your new CDL with Doubles/Triples endorsement: Once you have paid the fee, your new CDL with the Doubles/Triples endorsement will be issued and mailed to you.
It's important to note that in addition to passing the Doubles/Triples endorsement test, you must also have a valid medical certificate and meet other requirements for obtaining a CDL in New Jersey.
To get a CDL Doubles/Triples license in New Jersey, you must meet the following requirements:
1. Age: You must be at least 18 years old to drive within the state of New Jersey and at least 21 years old to drive interstate.
2. Valid driver's license: You must have a valid New Jersey driver's license.
3. Medical certification: You must have a valid medical certificate issued by the Federal Motor Carrier Safety Administration (FMCSA) or a medical examiner listed on the National Registry of Certified Medical Examiners.
4. Commercial Driver's License (CDL) Permit: You must first obtain a New Jersey CDL Permit by passing the required knowledge tests.
5. CDL road test: After obtaining your CDL permit, you must pass a CDL road test in a vehicle that represents the type of commercial vehicle you will be driving.
6. Clean driving record: You must have a clean driving record with no serious traffic violations within the past two years.
7. No disqualifying criminal history: You must have no disqualifying criminal history, including drug- or alcohol-related offenses, within the past five years.
8. Pass the Doubles/Triples endorsement test: You will need to pass a knowledge test specifically related to driving doubles and triples in order to add the endorsement to your CDL.
It's important to note that these are general requirements and additional requirements may apply depending on your specific situation and the type of commercial vehicle you will be driving.
1. Age: You must be at least 18 years old to drive within the state of New Jersey and at least 21 years old to drive interstate.
2. Valid driver's license: You must have a valid New Jersey driver's license.
3. Medical certification: You must have a valid medical certificate issued by the Federal Motor Carrier Safety Administration (FMCSA) or a medical examiner listed on the National Registry of Certified Medical Examiners.
4. Commercial Driver's License (CDL) Permit: You must first obtain a New Jersey CDL Permit by passing the required knowledge tests.
5. CDL road test: After obtaining your CDL permit, you must pass a CDL road test in a vehicle that represents the type of commercial vehicle you will be driving.
6. Clean driving record: You must have a clean driving record with no serious traffic violations within the past two years.
7. No disqualifying criminal history: You must have no disqualifying criminal history, including drug- or alcohol-related offenses, within the past five years.
8. Pass the Doubles/Triples endorsement test: You will need to pass a knowledge test specifically related to driving doubles and triples in order to add the endorsement to your CDL.
It's important to note that these are general requirements and additional requirements may apply depending on your specific situation and the type of commercial vehicle you will be driving.
Yes, you need specific training and experience to obtain a CDL Doubles/Triples endorsement in New Jersey.
According to the New Jersey Motor Vehicle Commission (MVC), you must complete a behind-the-wheel training program in a commercial motor vehicle (CMV) that is designed for doubles/triples operation before you can take the Doubles/Triples endorsement test.
Additionally, the Federal Motor Carrier Safety Administration (FMCSA) requires that drivers of doubles/triples complete a minimum of 32 hours of behind-the-wheel training and pass a skills test to obtain this endorsement.
It's important to note that the training program must be completed at a school or program that is approved by the New Jersey MVC or the FMCSA. You should contact an approved school or training provider for more information on their specific requirements and training programs.
According to the New Jersey Motor Vehicle Commission (MVC), you must complete a behind-the-wheel training program in a commercial motor vehicle (CMV) that is designed for doubles/triples operation before you can take the Doubles/Triples endorsement test.
Additionally, the Federal Motor Carrier Safety Administration (FMCSA) requires that drivers of doubles/triples complete a minimum of 32 hours of behind-the-wheel training and pass a skills test to obtain this endorsement.
It's important to note that the training program must be completed at a school or program that is approved by the New Jersey MVC or the FMCSA. You should contact an approved school or training provider for more information on their specific requirements and training programs.
Yes, there is an additional written test you need to pass to obtain a CDL Doubles/Triples endorsement in New Jersey.
In addition to the general knowledge test and any other applicable endorsement knowledge tests, you must pass a Doubles/Triples endorsement knowledge test. The test will cover topics such as coupling and uncoupling, inspecting doubles and triples, and safe driving practices for operating a vehicle with multiple trailers.
It's important to note that before taking the knowledge test, you must complete the required behind-the-wheel training program in a commercial motor vehicle that is designed for doubles/triples operation.
Once you pass the knowledge test and complete the training program, you will be eligible to take the skills test to obtain your CDL Doubles/Triples endorsement. The skills test will evaluate your ability to safely operate a commercial motor vehicle with multiple trailers.
In addition to the general knowledge test and any other applicable endorsement knowledge tests, you must pass a Doubles/Triples endorsement knowledge test. The test will cover topics such as coupling and uncoupling, inspecting doubles and triples, and safe driving practices for operating a vehicle with multiple trailers.
It's important to note that before taking the knowledge test, you must complete the required behind-the-wheel training program in a commercial motor vehicle that is designed for doubles/triples operation.
Once you pass the knowledge test and complete the training program, you will be eligible to take the skills test to obtain your CDL Doubles/Triples endorsement. The skills test will evaluate your ability to safely operate a commercial motor vehicle with multiple trailers.
To obtain a CDL Doubles/Triples endorsement in New Jersey, you must pass a skills test that includes specific maneuvers designed to evaluate your ability to safely operate a commercial motor vehicle with multiple trailers.
The skills test will include the following maneuvers:
1. Pre-trip inspection: You will be required to perform a pre-trip inspection of the vehicle and trailers to ensure they are safe and in good working condition.
2. Coupling and uncoupling: You will be required to properly couple and uncouple the trailers, ensuring that the connections are secure and that all safety devices are functioning properly.
3. Straight line backing: You will be required to back the vehicle and trailers in a straight line for a specified distance.
4. Off-set backing: You will be required to back the vehicle and trailers through a specified off-set course, demonstrating your ability to maneuver the vehicle in tight spaces.
5. Parallel parking: You will be required to parallel park the vehicle and trailers within a specified area, demonstrating your ability to control the vehicle while backing up.
6. Road test: You will be required to demonstrate your ability to safely operate the vehicle and trailers on public roads, following all traffic laws and regulations.
It's important to note that you must complete the required behind-the-wheel training program in a commercial motor vehicle that is designed for doubles/triples operation before you can take the skills test for the Doubles/Triples endorsement.
The skills test will include the following maneuvers:
1. Pre-trip inspection: You will be required to perform a pre-trip inspection of the vehicle and trailers to ensure they are safe and in good working condition.
2. Coupling and uncoupling: You will be required to properly couple and uncouple the trailers, ensuring that the connections are secure and that all safety devices are functioning properly.
3. Straight line backing: You will be required to back the vehicle and trailers in a straight line for a specified distance.
4. Off-set backing: You will be required to back the vehicle and trailers through a specified off-set course, demonstrating your ability to maneuver the vehicle in tight spaces.
5. Parallel parking: You will be required to parallel park the vehicle and trailers within a specified area, demonstrating your ability to control the vehicle while backing up.
6. Road test: You will be required to demonstrate your ability to safely operate the vehicle and trailers on public roads, following all traffic laws and regulations.
It's important to note that you must complete the required behind-the-wheel training program in a commercial motor vehicle that is designed for doubles/triples operation before you can take the skills test for the Doubles/Triples endorsement.
No, you cannot legally operate a commercial motor vehicle with double/triple trailers without a CDL Doubles/Triples endorsement in New Jersey.
Federal and state regulations require any driver who operates a commercial motor vehicle with double/triple trailers to obtain a CDL Doubles/Triples endorsement. This endorsement demonstrates that you have the skills and knowledge necessary to safely operate a commercial motor vehicle with multiple trailers.
If you are caught operating a commercial motor vehicle with double/triple trailers without the proper endorsement, you may face fines, license suspension or revocation, and other penalties. Additionally, your employer may face fines and other consequences for allowing you to operate the vehicle without the proper endorsement.
It's important to note that in addition to the Doubles/Triples endorsement, you may need other endorsements depending on the type of cargo you are carrying or the type of vehicle you are operating. Always make sure that you have the proper endorsements before operating a commercial motor vehicle.
Federal and state regulations require any driver who operates a commercial motor vehicle with double/triple trailers to obtain a CDL Doubles/Triples endorsement. This endorsement demonstrates that you have the skills and knowledge necessary to safely operate a commercial motor vehicle with multiple trailers.
If you are caught operating a commercial motor vehicle with double/triple trailers without the proper endorsement, you may face fines, license suspension or revocation, and other penalties. Additionally, your employer may face fines and other consequences for allowing you to operate the vehicle without the proper endorsement.
It's important to note that in addition to the Doubles/Triples endorsement, you may need other endorsements depending on the type of cargo you are carrying or the type of vehicle you are operating. Always make sure that you have the proper endorsements before operating a commercial motor vehicle.
You can add the CDL Doubles/Triples endorsement to your existing CDL license in New Jersey by passing the required knowledge and skills tests and paying the required fees. You do not need to apply for a new license.
To add the Doubles/Triples endorsement, you must first complete the required behind-the-wheel training program in a commercial motor vehicle that is designed for doubles/triples operation. Once you have completed the training program, you can schedule and take the skills test for the endorsement.
To prepare for the knowledge test, you can study the New Jersey Commercial Driver License Manual, which includes information on driving and operating commercial motor vehicles with multiple trailers. You can also take practice tests to help you prepare for the exam.
After passing both the knowledge and skills tests, you will need to pay the required fees to add the Doubles/Triples endorsement to your CDL license. Once added, you will be legally authorized to operate a commercial motor vehicle with double/triple trailers.
To add the Doubles/Triples endorsement, you must first complete the required behind-the-wheel training program in a commercial motor vehicle that is designed for doubles/triples operation. Once you have completed the training program, you can schedule and take the skills test for the endorsement.
To prepare for the knowledge test, you can study the New Jersey Commercial Driver License Manual, which includes information on driving and operating commercial motor vehicles with multiple trailers. You can also take practice tests to help you prepare for the exam.
After passing both the knowledge and skills tests, you will need to pay the required fees to add the Doubles/Triples endorsement to your CDL license. Once added, you will be legally authorized to operate a commercial motor vehicle with double/triple trailers.
Yes, there are specific restrictions and limitations for drivers with a CDL Doubles/Triples endorsement in New Jersey.
First, drivers with a Doubles/Triples endorsement are only authorized to operate commercial motor vehicles with double/triple trailers. They are not authorized to operate other types of commercial motor vehicles unless they have the proper endorsements for those vehicles.
Second, drivers with a Doubles/Triples endorsement may have additional restrictions based on the type of vehicle they are operating and the cargo they are carrying. For example, there may be weight restrictions or other limitations on the types of cargo that can be transported with double/triple trailers.
Third, drivers with a Doubles/Triples endorsement are subject to additional testing and training requirements. They must complete a behind-the-wheel training program specifically designed for doubles/triples operation and pass both knowledge and skills tests for the endorsement.
It's important for drivers with a Doubles/Triples endorsement to understand and follow all restrictions and limitations related to their authorization to operate commercial motor vehicles with double/triple trailers. Violations of these restrictions can result in fines, license suspension or revocation, and other penalties.
First, drivers with a Doubles/Triples endorsement are only authorized to operate commercial motor vehicles with double/triple trailers. They are not authorized to operate other types of commercial motor vehicles unless they have the proper endorsements for those vehicles.
Second, drivers with a Doubles/Triples endorsement may have additional restrictions based on the type of vehicle they are operating and the cargo they are carrying. For example, there may be weight restrictions or other limitations on the types of cargo that can be transported with double/triple trailers.
Third, drivers with a Doubles/Triples endorsement are subject to additional testing and training requirements. They must complete a behind-the-wheel training program specifically designed for doubles/triples operation and pass both knowledge and skills tests for the endorsement.
It's important for drivers with a Doubles/Triples endorsement to understand and follow all restrictions and limitations related to their authorization to operate commercial motor vehicles with double/triple trailers. Violations of these restrictions can result in fines, license suspension or revocation, and other penalties.
In New Jersey, the maximum weight and length limits for double/triple trailers with a CDL Doubles/Triples endorsement depend on several factors, including the type of roadway and the configuration of the vehicle.
On the New Jersey Turnpike and Garden State Parkway, double/triple trailers are limited to a combined gross weight of 80,000 pounds and a maximum length of 102 feet.
On other state highways and local roads, double/triple trailers are limited to a combined gross weight of 73,280 pounds and a maximum length of 75 feet for twin-trailers. Triple-trailers are not allowed on other state highways and local roads.
It's important to note that these are the maximum weight and length limits allowed by law in New Jersey. Drivers with a Doubles/Triples endorsement should always comply with all posted weight and length restrictions, as well as any other applicable federal or state regulations. Exceeding weight or length limits can result in fines, license suspension or revocation, and other penalties.
On the New Jersey Turnpike and Garden State Parkway, double/triple trailers are limited to a combined gross weight of 80,000 pounds and a maximum length of 102 feet.
On other state highways and local roads, double/triple trailers are limited to a combined gross weight of 73,280 pounds and a maximum length of 75 feet for twin-trailers. Triple-trailers are not allowed on other state highways and local roads.
It's important to note that these are the maximum weight and length limits allowed by law in New Jersey. Drivers with a Doubles/Triples endorsement should always comply with all posted weight and length restrictions, as well as any other applicable federal or state regulations. Exceeding weight or length limits can result in fines, license suspension or revocation, and other penalties.
Yes, there are specific safety considerations and regulations for driving double/triple trailers with a CDL Doubles/Triples endorsement in New Jersey. Here are some of the most important regulations to keep in mind:
1. Special training: Drivers with a Doubles/Triples endorsement must complete a special training program that covers the unique challenges of driving double/triple trailers, including proper coupling and uncoupling procedures.
2. Increased stopping distance: Double/triple trailers require more stopping distance than single trailers due to their increased weight and length. Drivers should maintain a safe following distance and be prepared to brake earlier than they would with a single trailer.
3. Tight turns: Double/triple trailers require more space to make turns than single trailers. Drivers should be aware of the turning radius of their vehicle and avoid making sharp turns whenever possible.
4. Weight distribution: Proper weight distribution is critical when hauling double/triple trailers. Drivers should ensure that the weight is evenly distributed between all axles to prevent problems with stability and handling.
5. Inspections: Drivers should perform thorough pre-trip and post-trip inspections of their vehicle to ensure that it is in safe operating condition. They should also inspect the coupling mechanism and safety chains before beginning each trip.
6. Maintenance: Vehicles hauling double/triple trailers require regular maintenance to ensure optimal performance and safety. Drivers should follow the manufacturer's recommendations for maintenance and have their vehicle inspected regularly by a qualified technician.
By following these regulations and safety considerations, drivers with a CDL Doubles/Triples endorsement can help ensure the safety of themselves, their cargo, and other drivers on the road.
1. Special training: Drivers with a Doubles/Triples endorsement must complete a special training program that covers the unique challenges of driving double/triple trailers, including proper coupling and uncoupling procedures.
2. Increased stopping distance: Double/triple trailers require more stopping distance than single trailers due to their increased weight and length. Drivers should maintain a safe following distance and be prepared to brake earlier than they would with a single trailer.
3. Tight turns: Double/triple trailers require more space to make turns than single trailers. Drivers should be aware of the turning radius of their vehicle and avoid making sharp turns whenever possible.
4. Weight distribution: Proper weight distribution is critical when hauling double/triple trailers. Drivers should ensure that the weight is evenly distributed between all axles to prevent problems with stability and handling.
5. Inspections: Drivers should perform thorough pre-trip and post-trip inspections of their vehicle to ensure that it is in safe operating condition. They should also inspect the coupling mechanism and safety chains before beginning each trip.
6. Maintenance: Vehicles hauling double/triple trailers require regular maintenance to ensure optimal performance and safety. Drivers should follow the manufacturer's recommendations for maintenance and have their vehicle inspected regularly by a qualified technician.
By following these regulations and safety considerations, drivers with a CDL Doubles/Triples endorsement can help ensure the safety of themselves, their cargo, and other drivers on the road.
