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Double Triple Test | Colorado 2025 #1 Page 3 of 3
Train for FREE with our Colorado CDL double triple 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 CO CDL double triple license 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 may vary from state to state.
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15 . During the vehicle inspection test, you will be asked to:
Change a windshield wiper.
During the CDL vehicle inspection test, you must be able to inspect your vehicle and explain to the examiner what you are inspecting and why.
16 . When pulled off on the side of the road, a driver should:
Turn off all lights.
If you must stop on the side of the road, it is important that you turn on your emergency flashers as a warning to other drivers. This is especially important if you are stopped at night.
17 . When driving, you should stop and take a break ____ to avoid becoming too tired.
Every six hours
To reduce the chances of becoming fatigued on a long trip, a driver should stop for a break at least once every two hours or 100 miles driven.
18 . Backing with a trailer is dangerous because:
There may be extra weight in the front of the trailer.
Backing up is always dangerous because it is impossible to see everything behind your vehicle. If you must drive in reverse, use a helper, if possible.
19 . Which of the following is acceptable if found during a pre-trip inspection?
Cracks in the tires
When inspecting your tires, verify that there is tread depth of at least 4/32 of an inch in every major groove on the front tires and tread depth of at least 2/32 of an inch in grooves on the other tires. Be sure that your tires are not too worn, are not cracked, have proper air pressure, and are all equally sized.
20 . Look for matching colors when coupling glad hands. Service lines are often:
Blue.
When coupling glad hands, make sure to couple together matching glad hands. To help drivers avoid mistakes, color coding is sometimes used. Service lines are often coded with the color blue and emergency lines are often coded with the color red.
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2025 Colorado | Frequently Asked Questions
To acquire a CDL Tank endorsement in Colorado, you must first hold a valid Colorado CDL. Then, you need to pass the Tank Vehicles endorsement test which covers the proper handling and inspection of tank vehicles. The test is administered by the Colorado DMV. Studying the Colorado Commercial Driver's Handbook will help you prepare for the exam.
To obtain a CDL Tank license, you first need a Commercial Driver's License (CDL). Then, study the Tank Vehicles section of your state's CDL handbook. You must pass the Tank Vehicles endorsement written test at your local DMV. Upon passing, the endorsement is added to your CDL. Always check specific state requirements as they may vary.
While specific training is not mandatory for a CDL Tank endorsement in Colorado, it is highly recommended to thoroughly understand the handling of tank vehicles. Experience is not required either, but you must hold a valid Colorado CDL and pass the Tank Vehicles endorsement test conducted by the Colorado DMV.
Yes, to obtain a CDL Tank endorsement in Colorado, you must pass the Tank Vehicles endorsement test. This written exam covers the specific knowledge needed for driving tank vehicles, including handling and inspection. The test is administered by the Colorado DMV and studying the Colorado Commercial Driver's Handbook can help you prepare.
The written test for a CDL Tank endorsement in Colorado covers topics such as inspecting tank vehicles, safe driving for tank vehicles, and understanding the effects of liquid surge on vehicle handling. It also includes the importance of baffle usage in tanks, and knowledge about different types of tanks.
The CDL Tank endorsement assessment doesn't involve a specific driving test or maneuvers. However, it evaluates your knowledge on safely handling tank vehicles. This includes understanding the vehicle's high center of gravity, managing liquid surge, conducting proper inspections, handling emergencies, and understanding the differences between various tank types.
Drivers with a CDL Tank endorsement must comply with strict safety regulations due to the potentially hazardous materials they may transport. They must understand how to control surge, inspect their vehicle, and handle emergencies. Additionally, they may need a Hazardous Materials (HazMat) endorsement if transporting hazardous liquids. Violation of regulations can result in endorsement suspension or revocation.
No, a valid CDL Tank endorsement is required to legally transport liquid or gas materials in Colorado. This endorsement ensures drivers have the necessary skills and knowledge to handle such materials safely. Driving without the proper endorsement can result in serious penalties, including fines and suspension of your commercial driving license.
The CDL Tank endorsement can be added to your existing Commercial Driver’s License. However, you will need to pass a specific knowledge test related to tank vehicles. Once you pass the test, the endorsement will be added to your CDL, and no fresh application for a new license is necessary.
Yes, there are specific regulations in place. For handling hazardous materials with a CDL Tank endorsement, you also need a Hazardous Materials (HazMat) endorsement. This involves passing a written test and a TSA background check. Also, you must follow FMCSA regulations for the safe transport of hazardous materials to prevent accidents and spills.
