|Number of tests:||4|
|Number of questions:||30|
Directions: To obtain this endorsement for pulling two or three trailers, applicants must pass a 15-question test. And to pass the test, applicants must score at least 80%. Test questions are from the Maryland Commercial Driver Handbook. The Double/Triple trailers endorsement can be used with the Class A CDL. If you need additional information, please contact your local DMV office. You can find your nearest DMV office at Maryland DMV locations.
An approaching train is not moving fast enough to be a danger.
No trains are in sight.
At least one-half of your vehicle can cross the tracks.
There is room for your vehicle on the other side.
Are travelling through an intersection
Are passing a bicyclist
See a child who is about to run into the street
Are parallel parking
Flash your high beams
Sound your horn
Turn on your high beams
Turn off your headlights
A 3-axle vehicle if the Gross Vehicle Weight is less than 6,000 pounds.
A vehicle pulling two trailers.
Any 3-axle vehicle regardless of the weight.
Loading zone for passengers or mail only.
Loading zone for freight only.
Loading zone for freight or passengers.