Ground penetrating radar (GPR) offers a noninvasive method for inspecting and detecting deterioration in concrete bridge decks.
To make the process faster and more efficient, Tennessee DOT developed new data collection and processing tools that increase automation. These resources use GPR scans to generate color-coded maps, allowing inspectors to visualize areas in need of further investigation.
Read the report: Concrete Bridge Deck Deterioration Assessment Using Ground Penetrating Radar, May 2021
Image source: Tennessee DOT