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These case studies highlight how GeoSitter's monitoring instruments, data management software and hydraulic jacks for pile load test excel in a number of projects.
The tunnel monitoring system independently developed by GeoSitter provides 24-hour comprehensive online monitoring of tunnel engineering through technologies such as the Internet of Things, wireless communication, and cloud computing. The system realizes the entire process of perception monitoring, analysis, statistics, and operation and maintenance services, with a complete over-limit alarm function to avoid accidents.
Monitoring Items | Monitoring Parameters | Monitoring Instruments | Monitoring Position |
Deformation monitoring | Vault settlement | Convergence gauge, laser range sensor, hydrostatic level sensor, total station | Tunnel vault |
Displacement within the surrounding rock mass | Multi-point displacement meter, total station | Tunnel intrados | |
Convergence | Convergence gauge, laser range sensor, total station | Tunnel haunch | |
Stress/strain monitoring | Internal force of steel frame | Strain gauge | The left and right walls of the tunnel |
Internal force of the surrounding rock mass | Earth pressure cell | The left and right walls of the tunnel | |
Pressure between two layers of support | Earth pressure cell | The left and right walls of the tunnel | |
Axial force of anchor rod | Reinforcement gauge | The left and right walls of the tunnel | |
Support lining stress | Embedded strain gauge | The left and right walls of the tunnel | |
Seepage water pressure | Pore water pressure gauge | Tunnel earth surface | |
| Other monitoring | Base displacement and settlement | BeiDou high-precision receiver | Tunnel high-level water tank |
Base crack | Crack meter, displacement gauge | Tunnel high-level water tank | |
Water level | Seepage pressure gauge and water level gauge | Tunnel high-level water tank | |
Environmental monitoring | Temperature and humidity | Hygrothermograph | The left and right walls of the tunnel |
GeoSitter Monitoring Data Platfomm enhances the safety of projects in various cases with the advantages:
Developed by Engineering Experts
Compatible with Other Instruments and Software
Data Can Be Easily and Intelligently Managed
Features Highly Customizable Options
The Image Displacememnt Sensor can be used for bridges, riverbanks, and tunnels.
Technical Indicators | |
Monitoring Distance | 1-500m (with different focal length lenses) |
Resolution | ±0.1mm (at 50m distance) |
Monitoring Precision | ±0.5mm (at 50m distance) |
Sampling Rate | Dynamic 30Hz; Static >1s |
Transmission Method | 4G/Ethernet |
Equipment Power | <10W |
Operating Temperature | -30°C to 70°C |
This integrated crack meter is a high-precision instrument designed for monitoring structural cracks.
Model | GS-ICM06 |
Nonlinearity | ≤ 0.5% |
Measuring Range | ±5 mm, ±10 mm, ±25 mm, ±50 mm (customizable) |
Accuracy | 0.1 mm |
Sensitivity | 0.01 mm |
Temperature Range | -20°C to 80°C |
The rebar strain gauge is an advanced instrument designed for precise measurement of stress and temperature in rebar within hydraulic and concrete structures.
| Model | GS-RSC01 |
Measurement Range | -200MPa to +500MPa |
Resolution | 0.025%F.S |
Accuracy | 0.1%F.S |
Temperature Measurement Range | -40℃ to +80℃ |
Temperature Sensitivity | ±0.1℃ |
Temperature Accuracy | ±0.5℃ |
Water Pressure Resistance | 1MP |
This magnetostrictive static level meter is a high-precision instrument designed for accurately measuring displacement and settlement in various engineering and environmental applications.
Model | GS-MSLM03 |
Measurement Accuracy | 0.1mm |
Power Supply | Default 24V DC (optional 12V DC) |
Displacement Range | 100 mm |
Repetition Error | ≤ ±0.002 µm |
Protection Level | IP67 |
Output Signal | RS-485 output |
Temperature Coefficient | ≤ 0.007 µm/°C |
Operating Temperature | -40°C to +85°C |
This laser rangefinder is a high-precision instrument designed for measuring distances with exceptional accuracy.
Model | GS-LR04 |
Protection Level | IP67 |
Measuring Range | 0.05 to 50 m (customizable) |
Temperature Range | -20°C to +80°C |
Sensitivity | 0.01 mm |
Size | 118 mm×73 mm×30 mm |
Accuracy | 1 mm |
The Total Station Control Module provides high measurement accuracy and fast data processing for diverse applications, including roadbeds, subways, highways, slopes, bridges, foundations, and large infrastructure projects.
Specification | Details |
Accuracy | 0.5 |
Protection Level | IP54 |
Operating Temperature | -20°C to +50°C |
Standard Power | General 59W |
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