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Old 02-24-2016, 05:48 PM   #56
Pamela
Deplorable
 
Join Date: Oct 2013
Location: Dallas, TX
Posts: 767
The driver forgot to set the trailer brakes. The tractor brakes were set, but only for the back wheels. The steering wheels are not affected by the parking brake. This is to allow you to steer in the event of loss of air pressure while driving, thus locking up the driving wheels.

What a maroon!
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