Question:
You should use chocks when parking a trailer without spring brakes because of the reason that ____________________.
A
if the air supply leaks away, there will be no brakes.
explanation
Always use the parking brakes when parking. If the trailer does not have spring brakes, use wheel chocks to keep the trailer from moving. If the air pressure is dropped, the trailer's brakes will stop working. If the chocks are not applied, the trailer can roll away. [Commercial Driver License Manual]
Take more free practice tests for other CDL topics with our cdl practice tests now!
Related Information
Comments