Your question: How quickly do windshield cracks spread?

How long does it take a windshield crack to spread?

If the crack hinders the view as you drive the car, you should have it repaired right away. However, if the crack is small and on the passenger side, you could possibly drive for hundreds of miles without any issue.

How urgent is a cracked windshield?

Though not an immediate danger, if the crack is large, near or touching the edge of the windshield, the glass may have to be replaced and driving the car is not recommended. Driving with a broken windshield should also be avoided whenever the damaged glass impairs the vision of the driver.

Is it OK to drive with a cracked windscreen?

You should avoid driving your vehicle if it has a cracked windscreen, as it could increase the chances of a car accident.

What is a stress crack in a windshield?

Stress crack

Stress cracks happen without any pressure being applied to the glass. It occurs due to a sudden and extreme change in temperature. A windshield expands in hot weather and contracts in cool weather, when the two happen constructively, a windshield can develop a stress crack.

How big of a crack can be repaired on a windshield?

Pretty much any shop should be able to repair chips of about one-inch diameter and cracks about three inches long. Traditionally, any crack larger than a dollar bill could not be repaired, so size was a very important factor in making the determination.

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Is windshield crack repairable?

Typically, a crack less than three inches long (or the length of the short side of a dollar bill) can be repaired by injecting the outer layer with a clear, curable resin. However, longer cracks increase the risk of the inner lamination becoming exposed, thus compromising the structural integrity of the windshield.

Does my insurance cover windshield replacement?

Most auto insurers cover windshield replacement if you have comprehensive coverage on your policy. In some cases, deductibles are waived for windshield repairs.