#ndt Minnesota has nearly 13,000 bridges crossing the state’s thousands of rivers and lakes. More than 1 in 10 of these critical infrastructure pieces were built prior to 1948. For the experts at Collins Engineers who inspect a number of these bridges, efficiencies in time and costs must be accompanied by excellent data.

The inspection company’s primary concern is providing thorough and accurate data to their client. Bridges must be inspected at regular intervals – those considered most vulnerable are inspe
Source: NDT