Commercial Rules Eng 4

Which of the next vehicles are required by state law to stop before the rail road crossing, out of the city limit where there are no traffic control devices

The flash lights are required on all engine vehicles made after the model ?

What should you check on a sealed container?

On your second out-of-service violation in 10 years, you will lose your CDL for:

When backing up a large truck you should ?

Clearance lamps are required by the state law for trucks or busses if their width ?

The first thing a broken bus-truck driver should do is ?

any vehicle that is not tractor-trailer combination should exceed ?

When you park on the highway shoulder with a separated wall,flags and reflectors should be put ?

When the load extends 4 feet or more from the rear of the vehicle.What flag color should be hold at the end of the extension if you are driving during the day ?

The height from the ground for reflectors mounted should be at least of ?

The maximum length allowed by the state rules for a single motor vehicle other than a tractor truck is ?

The load of a truck must not extend from the rear of the vehicle more than ?

Before starting a steeped downgrade with a commercial vehicle you should ?

A tractor trailer combination has more provability to roll over on a curve, when the configuration includes:

You are driving a combination vehicle, when the trailer breaks away,pulling apart both air lines. You would expect the trailer brakes

The tractor protection valve will close and the trailer emergency brakes will apply when there is a big leak in

If the spring brakes don’t release when you put on the trailer air supply control, you should

Why should you be sure that the fifth wheel plate is greased?

After you supply air to the trailer, make sure the air lines are not crossed and the trailer brakes are working. This is done by: