CDL Sec 2.1 - Pre-Trip

Front

Name some key steering system parts.

Back

Wheel, Arm, Shaft, Gear Box, Pitman Arm, Drag Link, Knuckle, Spindle, Tie rod, Hydraulic Fluid Reservoir, Cylinder

Front

Name some suspension system defects.

Back

Cracked/Broken Spring Hanger, Missing/Broken Leaves, Leaking Shock Absorbers, Cracked/Damaged/Missing axle positioning parts (Torque rod or arm, u-bolts, spring hangers), Damaged and/or leaking air suspension systems, Loose/Cracked/Broken/Missing frame members

Front

What three kinds of emergency equipment must you have?

Back

Fire Extinguisher, Fuses, Warning Devices

Front

What is the minimum tread depth for front tires? For other tires?

Back

4/32 for front tires, 2/32 on other tires

Front

Name some things you should check on the front of your vehicle during the walk around inspection.

Back

Condition of Front Axle, Condition of Steering System, Condition of Windshield, Lights and Reflectors

Front

What should wheel-bearing seals be checked for?

Back

Leaks

Front

How many red reflective triangles should you carry?

Back

3

Front

How do you test hydraulic brakes for leaks?

Back

Pump X 3, Hold 5 seconds

Front

Why put the starter switch key in your pocket during the pre-trip inspection?

Back

So someone won’t move the vehicle while you are checking underneath it