Why You Shouldn’t Try to Repair a twelve-Inch Windshield Crack It’s happened to the best of us. You’re driving down the highway minding your own business when all of a sudden, a rock hits your windshield and leaves a noticeable crack. No matter how careful you are, it’s inevitable that you’ll experience this at some point in your life. And while it may be tempting to try and repair the crack yourself, we’re here to tell you that it’s not worth the risk. First and foremost, it’s important to understand that any crack that is longer than six inches is considered a structural integrity issue. This means that the crack weakens the overall structure of the windshield, which could lead to the windshield shattering if you hit a pothole or something similar. In fact, trying to repair cracks longer than six inches is actually against federal law because it compromises the safety of the driver and passengers. So, what do you do if you find yourself with a 12-inch windshield crack? The best option is to replace the windshield altogether. While this may seem like an expensive endeavor, it’s important to remember that your safety should always come first. Additionally, most insurance companies will cover at least a portion of the cost of a replacement windshield. It may seem like a costly endeavor, but your safety should always come first. And in many cases, your insurance company will cover at least part of the cost.