CDL College's Newest Pre-Trip Inspection Video by Steve Heany

Video: CDL College Pre Trip Inspection Video-Trailer

CDL College's Newest Pre-Trip Inspection Video on a Semi-Trailer. 

Steve Heany has produced an awesome Pre Trip Inspection video to help truck driving school students with the CDL Skills Test. The Pre trip inspection is one of the most difficult parts of the CDL Skills Test. Mr. Heany did a nice job on this instructional video.

Visit for your CDL Skills Test (Colorado) or Truck Driver Training.

You may download the the CDL Skills Test, Trailer Inspection Guide from here.

Trailer Inspection CDL Test 


Air/Electrical Connections 

  • Check that trailer air connectors are sealed and free from damage. 
  • Make sure glad hands are locked in place, free of damage or air leaks. 
  • Make sure the trailer electrical plug is firmly seated and locked in place. 

Header Board 

  • If equipped, check the header board to see that it is secure, free of damage, and strong enough to contain cargo. 
  • If equipped, the canvas or tarp carrier must be mounted and fastened securely. 
  • On enclosed trailers, check the front area for signs of damage such as cracks, bulges, or holes. 


Landing Gear 

  • Check that the landing gear is fully raised, has no missing parts, crank handle is secure, and the support frame is not damaged. 
  • If power operated, check for air or hydraulic leaks. 


  • If equipped, check that doors are not damaged. Check that doors open, close, and latch properly from the outside. 
  • Check that ties, straps, chains, and binders are secure. 
  • If equipped with a cargo lift, look for leaking, damaged or missing parts and explain how it should be checked for correct operation. 
  • Lift should be fully retracted and latched securely. 


Look for cracks, broken welds, holes or other damage to the frame, cross members, box, and floor. 

Tandem Release Arm/Locking Pins 

If equipped, make sure the locking pins are locked in place and release arm is secured.

CDL Skills Test Pre-Trip Inspection Trailer

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