/ Category / subsurface damage

Minnesota Trials Infrared Camera to Inspect Bridges

September 3, 2013 - in Bridges, Maintenance, Projects, Transportation

Over the last several years, MnDOT has been participating in a national pooled-fund study on using infrared cameras to spot subsurface damage on bridge decks. These damaged areas just below the deck surface are called “delaminations,” and they’re what…