Wireless Tilt Sensor Archive Another project close to Hagerstown on Interstate 81 bridges MattBridge structural health monitoring, SeniMax™, SenSpot™, Solutions & Applications, Wireless Tilt SensorMarch 30 2014No Comments These two bridges are being monitored for possible deflections of their round piers. Any inclination will be reported with an accuracy of 0.001 degrees. Read More 12