Infrasense recently performed a ground penetrating radar (GPR) survey of the bridge deck carrying Lafayette Road over the Soo Line and B.N. Railroad in St. Paul, Minnesota. The GPR data collection system included dual 2GHz horn antennas and a SIR-30 control unit manufactured by GSSI of Nashua, NH. This GPR survey was carried out at…
In mid-May, Infrasense began phase 1 of deck testing on 52 bridge decks throughout 12 counties in Oregon. We have started with the ground penetrating radar testing, and plan to return in July to perform infrared testing under more optimal weather conditions. Phase 2 will begin in late summer or early fall, after preliminary GPR…
Infrasense just finished some fieldwork in beautiful Idaho, where plains, mountains, dark skies provided a refreshing change of scenery from our Boston office. Here’s a shot of our survey vehicle on a truss bridge (not a structure we were evaluating, just a great photo op!) with the MIlky Way stretching across the sky above us.…