Circumstances may arise that cause a driver to violate one or more logbook rules. What is the best way to avoid those circumstances?

• Avoid highly congested areas during rush hour
• Sending preliminary log entries to the state
• Using a paper logbook instead of an electronic logbook
• Proper trip planning and execution of those plans

What are two indications of loose lug nuts?

• Twisted or bent valve stem and over-inflated tires
• All these are correct
• Low hub oil level or brakes squeaking
• Rusty trails or shiny threads

A stake pocket is:

• An inflatable bag intended to fill otherwise empty space between articles of cargo, or between articles of cargo and the wall of the vehicle.
• A female housing fixed to the side or ends of a vehicle to receive a stake or peg, and may also be used as an anchor point.
• A structure, device, or another substantial article placed against an article to prevent it from tipping that may also prevent it from shifting.
• A rail along the side of a vehicle that protects the side of the vehicle from impacts.

When uncoupling doubles or triples, what is important to know about unlocking the pintle hook?

• Unlock the pintle hook only if the trailer it is under is loaded, otherwise the dolly tow bar may fly up, possibly causing injury and making it very difficult to re-couple.
• Always unlock the pintle hook with the dolly still under the rear trailer. Otherwise, the dolly tow bar may fly up, possibly causing injury and making it very difficult to re-couple.
• Never unlock the pintle hook with the dolly still under the rear trailer. The dolly tow bar may fly up, possibly causing injury and making it very difficult to re-couple.
• None of these are correct

On snowy or icy roads, what happens as the temperature warms, and the ice begins to melt?

• The road does not become more or less slippery
• The water over top of the ice gives the tires a little extra grip
• The road becomes even more slippery
• The road becomes less slippery

What is the safest speed to drive in heavy traffic?

• The safest speed is that of other vehicles.
• The safest speed is the speed of the vehicles in the lane furthest to the right
• The safest speed is slightly faster than the vehicles around you
• The safest speed is slightly slower than the vehicles around you

When should you turn the engine "retarder" off (Commonly known as the "Jake Brake")

• At night or on narrow roads
• If two or more cylinders indicate overheating
• Whenever the road is wet, icy, or snow-covered.
• When your gross weight exceeds the braking pressure

Hazardous materials are categorized into how many major hazard classes?

• 5
• 12
• 9
• 4

The spring brakes will come on when:

• The brake chamber indicator shows too much air pressure in the canister
• All of these are correct
• The red air line (emergency brake line) is connected properly
• The air pressure drops into the range of 20 to 45 psi

How much more quickly can you stop with ABS?

• About 25% shorter stopping distance
• About 10% shorter stopping distance
• ABS will not necessarily shorten the stopping distance. ABS will help maintain vehicle control, but not always shorten the stopping distance.
• About 20% shorter stopping distance when loaded, 25% when empty

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