When you check the condition of visible parts during your pre-trip inspection, make sure that the ___________ are secured against snagging, rubbing, or wearing.

Condition of the Visible Parts
• Rear of the engine is not leaking.
• Transmission is not leaking.
• Exhaust system is secure, not leaking, and not touching wires, fuel, or air lines.
• Frame and cross members have no bends or cracks.
• Air lines and electrical wiring is secured against snagging, rubbing, or wearing.
• Spare tire carrier or rack is not damaged (if so equipped).
• Spare tire and/or wheel is securely mounted in rack.
• Spare tire and wheel is adequate (proper size, properly inflated). [Commercial Driver Handbook]