There was a time when bridge bolts were assembled with impact guns, which have no set torque accuracy, leading them to significantly under-torque or over-torque bolts, depending on how long the operator held the down the trigger. In this blog, we’ll look at the updated standards for bolted connections in the bridge industry and the importance of calibration for bridge construction torque tools What are the most common bridge construction torque tools? While this situation seems dire, the good news is that significant improvements in bridge construction and design over the past 20 years will lead to much sturdier bridges. need to be repaired – if not replaced outright – to meet future traffic demands. ![]() ![]() According to an April 2019 report by the American Road and Transportation Builders Association, an estimated 47,000 bridges in the U.S.
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