General Knowledge
Air Brakes
All Sections
Gravy
Challenge
100

How far ahead should you be looking while driving in town?

1 block

100

Air braking takes more time than hydraulic braking because

Air takes longer to flow through the lines

100

Exempt from needing a commercial drivers license

Farm equipment, emergency vehicles, and recreational vehicles

100

Daily Double

Tread depth for steer tires

4/32

100

Purpose of a retarder

Help slow the vehicle while driving and reduce brake wear

200

Daily Double

Perception distance 

The distance your vehicle travels from the time your eyes see a hazard to the time your brain recognizes it.

200

The pad life on the brake linings should be atleast

1/4 inch thick

200

Purpose of a baffle

Control the load surge

200

Most common cause of serious vehicle skids

Driving too fast for road conditions

200

What is the minimum length for mud flaps in Kentucky?

8 inches of the surface of the roadway

300

Two situations in which the legal maximum weights may not be safe to haul

During bad weather; In mountains

300

Air leakage rate for a single vehicle with the engine off and the brake applied

3 psi

300

Daily Double

How long does it take a typical tractor trailer to cross a single railroad track/double railroad track?

14 for single More than 15 for double

300

What is an escape ramp?

Ramps that are located a few miles from the top of a downgrade to help you stop.

300

Controlled braking

Is used to keep your vehicle in a straight line when braking

400

If you are being tailgated you should

Increase your following distance

400

Daily Double

To engage the parking brake under normal conditions

Let the air out the of the spring brakes/brake chamber

400

Two ways to know when to shift

Engine speed and road speed

400

Containerized loads

Are typically used for freight carried partway by rail or ship

400

Smith 5 Keys

Aim high in steering

Get the big picture

Keep your eyes moving

Leave yourself an out

Make sure they see you


500

GVWR

Maximum GVW specified by the manufacturer for a single vehicle, including its load.

500

What is a supply pressure gauge/what is an application pressure gauge?

Supply pressure gauge shows how much is in the tanks. Application pressure gauge shows how much is being applied to the breaks.

500

Modulating control valve

Used to adjust the spring brakes

500

Why should you be in the proper gear before starting down a hill?

You will not be able to shift into a lower gear once you are going down the hill.

500

Daily Double

My favorite handgun manufacturer

Bonus points for guessing exact model I use for CCDW

Glock

Glock 43

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