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2009's MIPs

The industry's new products, launches, and technologies will be at World of Concrete. More

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Measuring Crack Width in a Concrete Surface

Our customer has asked us to help him evaluate some cracking that occurred on a recent pour of a large parking lot. We believe that the cracks are caused by dry shrinkage, but the owner is concerned that the cracks are structural in nature. We have agreed to monitor the cracks for a year or so to help calm the owner's concerns. What is the best way measure any change in the cracks' width in order to monitor the slab's performance? More