Class 1 License Flashcards

What is the maximum gross vehicle weight (GVW) for a Class 1 licensed combination vehicle in Saskatchewan without a special permit?

Answer: 63,500 kg

The maximum GVW for a standard combination vehicle in Saskatchewan is 63,500 kg without a special overweight permit.

When performing a pre-trip inspection on air brakes, a driver applies full service brakes and the air pressure drop should not exceed what amount in one minute?

Answer: 8 kPa

For a combination vehicle with air brakes, pressure loss must not exceed 8 kPa (about 1 psi) in one minute when brakes are applied.

A Class 1 driver notices the low air pressure warning device activates. What should the driver do first?

Answer: Immediately pull over safely and stop the vehicle

When the low air pressure warning activates, the driver must immediately pull over safely and stop before spring brakes automatically apply.

In Saskatchewan, how far in advance must you signal before changing lanes on a highway when operating a commercial combination vehicle?

Answer: 100 m

Drivers must signal at least 100 m in advance before changing lanes on a highway in Saskatchewan.

What is 'trailer swing' or 'crack the whip' effect most likely to occur during?

Answer: Sudden braking or sharp steering at highway speeds

Trailer swing occurs when sudden braking or sharp steering causes the trailer to push outward and potentially jackknife.

Under Saskatchewan hours of service regulations, what is the maximum on-duty time in a 24-hour period for a commercial driver?

Answer: 14 hours

Federal hours of service rules (adopted by Saskatchewan) limit drivers to 14 hours on-duty time within any 24-hour period.

When backing a semi-trailer into a loading dock, which direction does the trailer move when the driver steers left?

Answer: The trailer moves right

When steering left while backing, the cab moves left but the trailer pivots right — the opposite of forward driving.