Special Requirements #2
Special Requirements | Texas 2025 #2 Page 2 of 3
Train for FREE with our Texas CDL 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 TX DMV in 2025, 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 for issuing a CDL permit with may vary from state to state.
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8 . You should use ____ when backing your vehicle.
Only the rear vision mirror
When driving in reverse, you should use both rearview mirrors. However, mirrors have blind spots and you should not rely on them entirely.
9 . Motorcycles are likely to be ____ by the aerodynamics surrounding tractor-trailers.
Negatively impacted
Due to the light weight of motorcycles and bicycles, they are prone to be negatively affected by the wind created by large vehicles, such as semitrailers, tractor-trailers, and buses. The aerodynamics can pull motorcycles toward the larger vehicle. For everyone's safety, be sure to use extra caution when passing a two-wheeled vehicle while operating a large CMV.
10 . In general, all motor vehicles, semitrailers, trailers, and pole-trailers are required to have:
A slow-moving vehicle emblem.
All motor vehicles, semitrailers, trailers, and pole-trailers are required to be equipped with working electric turn signals. The exception to this law is if the vehicle is a passenger vehicle that was built before 1960 and is less than 80 inches in width.
11 . Extra space in front of a large truck is needed for:
The truck's headlights to operate.
When operating a large vehicle, it is important to remember that you will require more distance to come to a complete stop than the driver of a smaller vehicle. To be able to safely stop, you should never tailgate while driving.
12 . On a pole trailer, reflectors should be placed no lower than:
24 inches from the ground.
On trucks, truck tractors, semitrailers, pole trailers, and buses that are at least 80 inches in width, reflectors should be placed between 24 and 60 inches above the ground. Be sure you know the specific reflector requirements for your specific vehicle.
13 . When backing over a sidewalk and into the street, you should:
Immediately pull into the street to let other drivers see your vehicle.
If you need to back over a sidewalk to enter a street, you should stop before your vehicle crosses into the sidewalk and ensure that there are no children or other obstacles in your path. Stop again before crossing the curb and check for oncoming traffic.
14 . The load limit for a vehicle may depend on:
The number of axles on the vehicle.
Load limits vary from vehicle to vehicle. Each vehicle's limit depends on its size, the number of axles on the vehicle, the distance between the axles, and the size of the tires on the vehicle.
2025 Texas | Frequently Asked Questions
To secure a CDL Doubles/Triples endorsement in Texas, you need to have a valid CDL license first. Then, study the Texas CDL handbook's section on Doubles/Triples endorsement. Afterwards, schedule an appointment at your local DMV to take the written test. Upon passing, you'll receive your endorsement. Remember, some employers may require additional on-the-job training.
To obtain a CDL Doubles/Triples license in Texas, you need to have a basic CDL license first. Then, pass the Doubles and Triples Endorsement Test which covers coupling and uncoupling, inspecting doubles and triples, and checking air brakes. Additionally, you must pass a vision test and provide proof of medical fitness.
While Texas doesn't require specific experience for a CDL Doubles/Triples endorsement, it's recommended to have practice handling such large vehicles. A CDL training course can provide this. You must pass a written test on handling double/triple trailers. Knowledge of coupling/uncoupling, inspecting trailers and air brakes is necessary. Professional training can greatly improve your chances of passing the test.
Yes, to obtain a CDL Doubles/Triples endorsement in Texas, you must pass an additional written test. This test covers information specific to driving double and triple trailers such as coupling and uncoupling, inspecting doubles and triples, and the proper procedures for pulling double/triple trailers. No additional road test is required for this endorsement.
The CDL Doubles/Triples endorsement test in Texas is a written exam, not a skills test. It focuses on knowledge such as how to couple and uncouple correctly, inspecting doubles and triples, and checking air brakes. You'll need to understand safe driving techniques for these larger vehicles, but you won't perform actual driving maneuvers during the test.
No, it's not permissible to operate double/triple trailers without a valid CDL Doubles/Triples endorsement in Texas. The endorsement is a legal requirement, demonstrating that the driver has the necessary knowledge and skills to handle such large vehicles safely. Driving without the appropriate endorsement could result in penalties, fines, or even loss of your CDL.
You can add the CDL Doubles/Triples endorsement to your current commercial driver's license. You don't need to initiate a new application for a CDL. However, you must pass the Doubles/Triples knowledge test. Once you pass, the Texas Department of Public Safety will add the endorsement to your existing CDL.
Yes, there are constraints for drivers with a CDL Doubles/Triples endorsement. For instance, these drivers must comply with specific weight and length regulations for their vehicles. They may also face restrictions related to hazardous materials transport. Additionally, they must adhere to hours-of-service rules set by the Federal Motor Carrier Safety Administration to ensure safe driving practices.
In Texas, the maximum legal weight for a semi-truck is 80,000 pounds without an overweight permit. The maximum length for a single trailer is 59 feet, while double trailers can be up to 28.5 feet each, and triple trailers up to 28 feet each. However, triple trailers are not legal on all roads in Texas.
Yes, there are specific safety guidelines for driving double/triple trailers. Drivers must ensure proper coupling and uncoupling of units, maintain safe following distance, and manage high-speed and curve control. They must also be aware of the "crack-the-whip" effect that can occur when changing lanes or turning. Furthermore, drivers must abide by Federal Motor Carrier Safety Administration regulations for hours-of-service.