Winter driving tips — North Dakota Permit Test

Windshield washing fluid should contain an anti-freeze solution, but at high speeds in very cold temperatures it may freeze on the windshield and totally obscure your vision.

A sheet of frozen fluid can blind you in a second at highway speed, so know it can happen before you spray.

The windshield washing fluid should contain an anti-freeze solution; however, at high speeds in very cold temperatures, the fluid may freeze on the windshield and totally obscure your vision.

To get the feel of a winter roadway, try your brakes while driving slowly and adjust your speed to how much traction you have.

A gentle test at low speed shows how slick the road is before you need to stop for real.

Try your brakes while driving slowly and adjust your speed to how much traction you have.

Snow tires or tire chains help in winter, but you should still double your following distance.

Even good winter tires stop far slower on snow than on dry pavement, so you need more room.

Snow tires or tire chains are helpful, but you should still double your distance for following other vehicles.

In North Dakota, studded snow tires may be used from October 15 to April 15.

Studs grip ice but chew up bare pavement, so they are allowed only in the icy months.

Studded snow tires may be used from October 15 to April 15.

Passing trucks may create snow fog, which greatly reduces your visibility; look ahead for curves, look behind for vehicles following, and slow down.

A cloud of blown snow can hide the road and the car ahead for several seconds.

Passing trucks may create snow fog.

On bridges and shaded spots, frost and ice form quicker and are retained longer than on the rest of the roadway.

Cold air under a bridge and the lack of sun in shade keep ice there after the rest of the road is clear.

Remember that on bridges and shaded spots, frost and ice form quicker and are retained longer than on the rest of the roadway.

What can happen to windshield washing fluid at high speeds in very cold temperatures?

It may freeze on the glass and block your view. A sheet of frozen fluid can blind you in a second at highway speed, so know it can happen before you spray. North Dakota Noncommercial Driver License Manual, p.28: “The windshield washing fluid should contain an anti-freeze solution; however, at high speeds in very cold temperatures, the fluid may freeze on the windshield and totally obscure your vision.”