CDL - SECTION 2 DRIVING SAFELY GRADED A+
1. What is the most important reason for doing a vehicle inspection? For the safety of yourself and of
others. or Road safety
2. What things should you check during a trip? Instruments, air pressure gauge, temp gauge, pressure
gauge, ammeter/voltme...
4. Name some suspension system defects. ✅ Spring hangers that allow movement of axle from proper
position, cracked or broken spring hangers, missing or broken leaves in any leaf spring, leaking shock
absorbers, air suspension systems that are damaged and/or leaking, any parts of the suspension or
frame that is cracked or broken.
5. What three kinds of emergency equipment must you have? ✅ Fire extinguisher, 3 reflective triangles,
spare fuses.
6. What is the minimum tread depth for front tires? For other tires? ✅ 4/32 inch - 2/32 inch.
7. Name some things you should check on the front of your vehicle during the walk-around inspection.
✅ Front axle, steering system, windshield, lights and reflectors.
8. What should wheel bearing seals be checked for? ✅ Leaks.
9. How many red reflective triangles should you carry? ✅ 3.
, 10. How do you test hydraulic brakes for leaks? ✅ Pump the brake pedal 3 times and then hold; the
pedal should not move.
11. Why put the starter switch key in your pocket during the pre-trip inspection? ✅ For safety... some
body could move the truck while you're underneath it.
### Backing and Maneuvering
12. Why should you back toward the driver's side? ✅ Better visibility.
13. If stopped on a hill, how can you start moving without rolling back? ✅ Partly engage the clutch
before you take your foot off the brake; put on the parking brake whenever necessary to keep from
rolling back.
14. When backing, why is it important to use a helper? ✅ There are blind spots you won't be able to
see.
15. What's the most important hand signal that you and your helper should agree on? ✅ Stop.
16. What are the two special conditions where you should downshift? ✅ Before starting down a hill,
before entering a curve.
17. When should you downshift automatic transmissions? ✅ When going down grades.
18. Retarders keep you from skidding when the road is slippery. True or false? ✅ False.
19. What are the two ways to know when to shift? ✅ RPMs or speed.
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