Pre-Trip Inspection – Trailer

Header Board

• If equipped with a header board, check to see that it is secure, damage-free and strong enough to contain cargo.
• If equipped with a canvas or tarp carrier, it should be mounted and fastened securely.
• Check the front area of enclosed trailers for cracks, bulges or holes.

Side of Trailer

Doors, Ties and Lifts

• Check that doors are not damaged and that they open, close, and latch properly from the outside.
• Ties, straps, chains, and binders should be secure.
• Any cargo lifts should be checked for leaking, damaged or missing parts, and should be fully retracted and latched securely.

Frame

• The frame, cross members, box, and floor should be checked for holes, cracks, broken welds or other damage.

Remainder of Trailer

Inspect the following components according to the sections mentioned previously in this guide:

• Wheels
• Suspension System
• Brakes
• Doors, Ties and Lift
• Splash Guards

The Five (5) Components of the Pre-Trip Inspection

1. Engine Compartment

2. Cab Check and Engine Start

3. Brake Check

4. External Cab

5. Trailer (for Bobtail trucks)

Study and Training Guides

• Download the 5 Components of the Pre-Trip Inspection
• Pre-Trip Inspection Study Guide... learn exactly what you need to pass the exam!
• California DMV Commercial Driver License Handbook

Study and Training Guides

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