Bridge monitoring

Suspension bridge

The main monitoring contents of the suspension bridge: vehicle load, wind speed and direction, temperature and humidity, earthquake/ship collision, structural vibration, spatial displacement, main beam deflection, tilt, expansion joint displacement, anchor displacement, structural strain, sling cable force

Cable-stayed bridge

The main monitoring contents of cable-stayed bridge: vehicle load, wind speed and direction, temperature and humidity, rainfall, earthquake/ship collision, structural vibration, spatial displacement, main beam deflection, tilt, expansion joint displacement, structural strain, cable tension

Arch bridge

The main monitoring content of the arch bridge: vehicle load, wind speed and direction, temperature and humidity, earthquake/ship collision, structural vibration, spatial displacement, main girder deflection, expansion joint displacement, structural strain, suspender & tie rod cable force

Girder bridge


The main monitoring content of the girder bridge: vehicle load, temperature and humidity, structural vibration, main beam deflection, expansion joint displacement, structural strain, steel beam prestress

Tunnel monitoring

The main monitoring contents of the tunnel: surrounding rock pressure, the pressure between the first lining and the second lining, the pore water pressure, the groundwater level, the lining stress, the steel arch reinforcement stress, the internal force of the anchor rod, the internal displacement of the surrounding rock, the settlement of the foundation, the tension and deformation of expansion joints, Vault settlement, headroom convergence, ambient temperature and humidity in the tunnel, harmful gas in the tunnel

Slope monitoring

The main monitoring content of the slope: rainfall, groundwater level, surface displacement, relative displacement, deep soil displacement, cracks, retaining wall inclination, retaining wall stress, earth pressure, anchor rod axial force, anchor cable force

Metro monitoring

The main monitoring content of the subway section: uneven settlement, clearance convergence and vault settlement, expansion joint deformation, ground settlement, deep layered settlement and horizontal displacement of soil, lining/slice stress, pressure between lining surrounding rocks, tunnel Internal environment temperature and humidity, harmful gases in the tunnel, rail displacement, rail vibration, rail strain
The main monitoring content of surrounding building monitoring: surrounding building cracks, ground surface cracks, uneven settlement of surrounding buildings, inclination of surrounding buildings, working environment of surface buildings