CDL Tanker questions with correct
solutions to pass
Most important reason for doing vehicle inspection - correct answer ✔✔Safety for yourself and other
road users
What things should you check during a trip? - correct answer ✔✔General condition
Under vehicle
You should do vehicle inspection the same way each time so you will learn all steps and be less likely to
forget something
Name some key steering system defects - correct answer ✔✔Steering wheel
Tie rod
Steering shaft
Power steering cylinder
Steering arm
Hydraulic fluid reservoir
Drag link
Gear box
Pitman arm
Steering knuckle spindle
Name some suspension defects - correct answer ✔✔Broken leaf spring
Name three kinds of emergency equipment must you have - correct answer ✔✔Spare electrical fuses
(unless vehicle has circuit breakers)
, Three red reflective triangles, 6 fuses or 3 liquid burning flames
Properly charged & rated fire extinguisher
What is the minimum tread depth for front and other tires - correct answer ✔✔4/32-inch tread depth in
every major groove on front tires
2/32 inch on other tires
Allowed or not
Mismatched tire sizes
Radial and bias-ply tires used together
Re-grooves, recapped, or retreaded tires on front wheels of a bus - correct answer ✔✔Not allowed
Name some things you should check on front of your vehicle during walk around inspection - correct
answer ✔✔Front axle
No loose, worn, bent, damages or missing parts
Steering wheel play - correct answer ✔✔No more than 10 degrees(approximately 2 inches movement at
the rim of a 20-inch steering wheel) can make it hard to steer
Drivers of trucks and truck tractor when transporting cargo must inspect the securement of the cargo
within how many miles, every how many miles, and how often? - correct answer ✔✔Must inspect within
first 50 miles and every 150 miles or every three hours (whichever comes first) after
What should wheel bearing seal be checked for? - correct answer ✔✔Leakings
How many red reflective triangles should you carry? - correct answer ✔✔3 red reflective triangles
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