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Types of Windshield Cracks: Stress, Dings, and Chips Explained

A crack in the windshield can cause more issues if left unattended. Some cracks spread quickly, while others remain small and repairable. Knowing different windshield crack types helps determine the best solution. Some cracks only need a simple windshield chip repair, while others require a full replacement. Addressing the damage early keeps your windshield strong and your view clear.

Common Windshield Crack Types

Windshield cracks come in different shapes and sizes. Some result from impact, while others form due to temperature changes or internal stress.

Bullseye Crack

A bullseye is a windshield crack type that has a circular shape with a small pit in the center. It happens when an object, like a rock, strikes the windshield. If the crack remains small, a repair is possible.

Star Crack

A star crack features small lines that extend outward from a central impact point. Temperature changes and pressure can cause it to spread. Quick repairs help prevent further damage.

Combination Crack

This type combines features of both bullseye and star cracks. A strong impact usually causes it.

Combination cracks often require professional attention.

Floater Crack

Floater cracks begin at least two inches away from the windshield’s edge. They can grow longer over time and affect visibility.

Edge Crack

Edge cracks form within two inches of the windshield’s perimeter. These cracks spread fast, making them one of the most common reasons for windshield repair.

Stress Crack

Unlike other cracks, stress cracks appear without impact. Rapid temperature changes, like pouring hot water on a frozen windshield, can cause them. Stress cracks may not always be repairable.

Types Of Windshield Cracks And Their Causes

Windshields endure various stresses, from road debris to sudden temperature changes. Different windshield crack types form based on these factors, each requiring specific attention. The table below outlines common cracks, their causes, and whether they can be repaired.

Crack Type Cause
Bullseye Crack Impact from debris
Star Crack Impact + temperature changes
Combination Crack Strong impact
Floater Crack Impact, road vibrations
Edge Crack Impact near windshield’s edge
Stress Crack Temperature changes

Timely repairs stop the problem from worsening and help keep the windshield strong.

Can Windshield Cracks Be Repaired?

When faced with a cracked windshield, you might wonder, “Can small windshield cracks be repaired?” The answer depends on several factors. Some cracks can be fixed easily, while others require a full replacement.

Before deciding on a repair, consider the following:

  • Size – Cracks smaller than a dollar bill and chips no larger than a quarter are often repairable.
  • Location – Damage near the edge weakens the windshield and often requires replacement.
  • Depth – If the crack only affects the outer layer of glass, a repair is possible. Deeper cracks may need a replacement.

Types of Windshield Cracks That Can Be Repaired

Some windshield damage types can be fixed without replacing the entire windshield. Repairs depend on the crack’s size, location, and depth. Cracks that qualify for repair include:

  • Bullseye and Half-Moon Cracks – These can be repaired if they remain small and away from the edges.
  • Star Cracks – Fixable if they do not spread.
  • Floater Cracks – Repairable when caught early.
  • Small Chips – Can be filled with resin to stop them from growing.

For easier reference, the following are some pictures of windshield cracks that can be repaired.

Bullseye Crack
Bullseye Crack
Star Crack
Star Crack

Checking these visuals can help identify whether a repair is possible. However, consulting a professional is the best way to get an accurate assessment.

Why You Shouldn’t Ignore Windshield Cracks

A cracked windshield can lead to serious safety risks. Research shows that cracks weaken the windshield, reducing its ability to support the vehicle’s roof in a rollover accident.1 Small cracks can also expand due to vibrations, temperature changes, and further impact, increasing the chance of shattering.

Cracks interfere with visibility, especially in direct sunlight or at night. They can also affect driver assistance systems that rely on windshield-mounted cameras.2 In an accident, a damaged windshield may fail to protect passengers properly, increasing the risk of injury. Once a crack forms, external stressors cause it to spread, leading to higher repair costs if left untreated.

Fixing windshield cracks early prevents these risks and keeps the glass strong.

Final Thoughts

Different windshield crack types require different solutions. Some, like bullseye and floater cracks, can be repaired with resin. Others, like edge or stress cracks, may need a full replacement. Ignoring cracks can lead to bigger problems, so it’s best to fix them as soon as possible. Looking at pictures of windshield cracks that can be repaired helps assess the damage. If you’re unsure, seek professional advice to keep your windshield in top condition.

How We Can Help

At Auto Glass Zone Mississauga, we provide expert windshield repair & replacements to keep your windshield in top condition. Our technicians assess windshield crack types using advanced techniques to restore strength and clarity. If a crack is beyond repair, we offer high-quality replacements to keep your vehicle safe. Contact us today for a professional assessment!

References

  1. Chikazawa, R., Komamura, T., Yamamoto, S., Yasuki, T., & Kojima, S. (2012). Users Conference Automotive ( 2 ) 1 Application of Crack Propagation Simulation of Windshield to Roof Strength Analysis. .
  2. Ageev, E., Pikalov, S., & Pereverzev, A. (2018). Methods for improving the operational reliability of a car windshield. Transportation research procedia, 36, 2-8. https://doi.org/10.1016/J.TRPRO.2018.12.035.
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