Double Triple Test | Indiana 2025 #2

Train for FREE with our Indiana 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 IN 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.

Number of Question 20

Passing Score 16

Number of Tests 20

1 . Which of the following is not an example of a potentially hazardous driver?

The operator of a vehicle with an ice-covered windshield

The operator of a rental truck

The operator of a loaded station wagon

The operator of a pick-up truck

Drivers who may be hazardous include those with blocked vision, such as those with icy windshields or blocked rear windows, and those driving unfamiliar vehicles, such as rental trucks.

2 . During a walk-around inspection, ensure there are no cracks on the brake drums that are more than ____ of the width of the friction area.

One half

One quarter

One third

One tenth

Before beginning a trip, it is important to check the brake drums during your walk-around inspection. It is unsafe to drive if any brake drum has a crack more than one half of the width of the friction area.

3 . Good vision:

Is most important when driving during the day.

Is most important when driving at night.

Is important when driving at any time of day.

Is not essential to safe driving.

Being able to see clearly is essential to safely driving at any time of day.

4 . Eating while driving:

Is a good way to maximize time.

Is encouraged on long trips.

Creates a distraction for the driver.

Is mandatory so cargo is not left unsupervised.

To reduce the chances of driving distracted, you should avoid eating, drinking, or smoking while driving. Anything that diverts attention from the task of driving is a distraction.

5 . How many daily hours of sleep does an adult need to maintain alertness?

Six to seven

Seven to eight

Eight to nine

Four to five

Being properly rested is essential to the safe operation of a CMV. To maintain alertness, most people need eight to nine hours of sleep per night.

6 . The heavier the vehicle:

The less the brakes will need to work.

The harder the brakes will need to work.

The louder the brakes will sound.

The more noise the vehicle will make.

The heavier a vehicle is, the harder the brakes must work to slow or stop it.

7 . A vehicle inspection:

Is not required if the driver has driven the vehicle before.

Is not required before trips under 100 miles.

Is only to be performed by a mechanic.

Is required by law.

Drivers are required under federal and state law to inspect their vehicles before every trip. If a vehicle is unsafe, it should be put out-of-service until all defects have been fixed.

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2025 Indiana | Frequently Asked Questions

To secure a CDL Doubles/Triples endorsement in Indiana, you must already have a valid CDL. Then, you'll need to pass the Doubles and Triples Endorsement Knowledge Test. This test covers topics like coupling and uncoupling, inspecting doubles and triples, and handling. After passing the test, you can add the endorsement to your CDL.

To obtain a CDL Doubles/Triples license, you must first have a Commercial Driver's License (CDL). You are then required to pass the Doubles/Triples Endorsement Knowledge Test. This test includes understanding of coupling and uncoupling, inspecting doubles and triples, and handling these vehicles. After successfully passing the test, you can add the endorsement to your CDL.

While Indiana does not specifically require specialized experience or training for a CDL Doubles/Triples endorsement, it's beneficial to have training in handling these types of vehicles. You must pass the Doubles/Triples Endorsement Knowledge Test, which covers topics like coupling and uncoupling, and inspecting doubles and triples. So, practical experience or training would help you pass the test.

Yes, to receive a CDL Doubles/Triples endorsement in Indiana, you must pass the Doubles/Triples Endorsement Knowledge Test. This written exam covers topics such as coupling and uncoupling, inspecting doubles and triples, and the proper procedures for driving these types of vehicles. After passing the test, you can add the endorsement to your CDL.

There's no specific skills test or maneuvers to showcase for the CDL Doubles/Triples endorsement. However, you need to pass the Doubles/Triples Endorsement Knowledge Test. This test evaluates your understanding of coupling and uncoupling, inspecting doubles and triples, and handling these vehicles. The CDL handbook provides all the necessary information for this test.

No, it's not permissible to operate double or triple trailers in Indiana without a valid CDL Doubles/Triples endorsement. Operating these types of vehicles requires specific skills and knowledge, which are tested during the endorsement process. Driving without the proper endorsements can result in significant fines and penalties, including the suspension of your CDL.

Yes, you can append the CDL Doubles/Triples endorsement to your current Commercial Driver's License (CDL). You don't need to initiate a new application for a CDL, but you will need to apply for the endorsement, pass the knowledge test, and pay any associated fees to receive the endorsement on your existing CDL.

Yes, there are limitations. Drivers with a CDL Doubles/Triples endorsement must adhere to specific rules, including maximum weight limits for trailers and load. They also need to follow rules related to coupling and uncoupling, and inspecting the doubles/triples. Additionally, they must not operate vehicles that exceed the endorsement's specifications. Violating these regulations can lead to penalties or loss of endorsement.

In Indiana, a semi-trailer's maximum length is 53 feet, and the combined length should not exceed 65 feet. For weight, a vehicle with a single or tandem axle can weigh up to 20,000 or 34,000 pounds respectively. The gross vehicle weight (including all trailers) should not exceed 80,000 pounds. These limits may vary depending on specific roads or bridges.

Yes, there are specific safety guidelines. Drivers must check that all couplings are secure, ensure the heaviest trailer is directly behind the truck, and maintain a safe following distance. Additionally, they must take extra care while turning due to off-tracking and avoid sudden lane changes or braking which could cause jackknifing. Regular vehicle inspections are also mandated.