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Safely pulling double and triple trailers requires knowledge and skill. If you want to pull double or triple trailers, you must add the Doubles/Triples (T) endorsement to your Class A CDL. The Pennsylvania doubles triples test consists of 20 questions. To pass, you must correctly answer at least 16 questions (80%). The PA CDL doubles triples test covers the following sections of the Pennsylvania CDL Manual: Driving Safely, Air Brakes (if you plan to operate vehicles equipped with air brakes), Combination Vehicles, Doubles and Triples. Take this PA CDL practice test now to prepare for the actual test!
1. The weight of a truck:
has an impact on stopping distance.
is not as important as the vehicle's center of gravity in determining stopping distance.
has no effect on stopping distance.
None of the above.
2. If coolant has to be added to a system without a recovery tank, you should:
turn the radiator cap quickly to the first stop.
keep the engine running while adding coolant.
wait until the engine has cooled before adding coolant.
never use thick cloth to touch the radiator cap.
3. Dollies manufactured in or after _____ are required to have ABS.
1973
2008
1974
1998
4. Hanging meat in a refrigerated truck:
should never be transported.
creates a low center of gravity.
can be a very unstable load.
will not affect safe driving ability.
5. Which of the following is not a type of retarder?
Pressure
Exhaust
Electric
Hydraulic
6. Glad hands are:
securement devices.
warning devices.
electronic devices.
coupling devices.
7. Older trailers do not have spring brakes. If the air supply leaks away:
there will be no emergency brakes.
the ABS won't work properly.
the trailer will stop normally.
All of the above.
8. When making a turn you should:
honk your horn.
make gestures to get the attention of other drivers.
turn the signal off before entering the turn.
signal early.
9. When the temperature drops:
bridges usually freeze after other parts of the roadway.
bridges will freeze before the road will.
bridges will not freeze.
None of the above.
10. When coupling a double or triple, ________ should be attached last.
the middle trailer.
the trailer right behind the cab.
the more heavily loaded trailer.
None of the above.
 
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Frequently Asked Questions

You are eligible to obtain a learner's permit in Pennsylvania when you reach the age of 16. After 65 hours of supervised driving and the road test, you can apply for a junior license. An unrestricted license (class C) is issued at the age of 18, or for individuals under 18 with a junior license, provided they have maintained a clean record for one year and have completed an approved driver's education course.

Visit one of the Pennsylvania driver license centers to take your DMV written test.

You'll need to bring the following documents:

The DMV written test in Pennsylvania is available in both written and audio formats. It is provided in Arabic, Albanian, Burmese, Chinese (Mandarin), Dari, English, Farsi, French, Greek, Hindi, Italian, Japanese, Korean, Mandingo, Nepali, Pashto, Polish, Punjabi, Russian, Somali, Spanish, Swahili, Ukrainian, Urdu, and Vietnamese. Additionally, if you are deaf or hearing impaired, you have the option to request an interpreter at least two weeks in advance.
To prepare for the DMV written test, read the Pennsylvania Driver's Handbook or use the audio version. Verify your knowledge with the free tests at the end of chapters 2, 3, 4, and sign up for DMV Premium to access all our practice tests. Once your scores are good, you are ready for the real exam.

The DMV written test in Pennsylvania consists of 18 questions covering topics such as road signs, parallel parking, turning, passing a vehicle, yielding the right of way, etc. If you have carefully read the manual and taken various practice tests, you should be able to answer each question without any problem.
You can make up to 3 mistakes on the Pennsylvania DMV written test. To pass, you need to answer at least 15 questions correctly, achieving an 83% accuracy rate. Take your time to read each question accurately.

If you have a learner's permit and are under 18, you are permitted to drive only under the supervision of a licensed driver who is at least 21 years old or a parent/guardian/spouse who is at least 18 with a license. The supervisor must be seated in the front seat. Upon obtaining a junior driver's license:
  • You may not drive between 11 p.m. and 5 a.m., unless accompanied by a parent/guardian or your spouse who is at least 18 years of age. Exceptions apply for volunteering or work activities, but you must present a certificate of authorization.
  • During the first six months, you may transport only one non-sibling passenger under 18, unless supervised by a parent/guardian/spouse who is at least 18 with a license. After six months, unless you have been convicted after a crash, you may drive with a maximum of three passengers under 18 (except for siblings), unless accompanied by a parent/guardian/spouse who is at least 18 with a license. 

A learner's permit in Pennsylvania is valid for one year. If it expires, the renewal cannot be completed online and you are required to complete the Form DL-31 at a Pennsylvania DMV Office. It's important to note that if you haven't taken or successfully completed the road test within three years of your physical examination, you must submit a new permit application and retake the DMV written test.
If you do not pass your DMV written test in Pennsylvania, you must wait until the next business day to make another attempt. Focus on the sections of the manual you have overlooked to have a deep understanding of the road rules.

PA CDL Doubles Triples Test

Number of questions: 20
Correct answers to pass:16
Passing score:80%
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