Infrasense Evaluates Pavement in Minnesota's Metro and Northeast…

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Pavement outside Grand Portage, MN, tested by Infrasense in 2016

Infrasense, Inc. recently completed subsurface pavement structure investigations of over 180 lane-miles in Minnesota’s Metro and Northeast Regions using high-speed ground penetrating radar (GPR). In the Metro Region, a lane and shoulder were surveyed in both driving directions to detect any changes in structure across the pavement. After data collection was completed, a preliminary review of the continuous GPR data was completed to identify homogenous areas of pavement structure and locate representative locations for subsequent core sampling. On average, the GPR asphalt results were within…

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