Hydrological Survey
We provide consistent technology for groundwater surveys of various construction projects (Dams, tunnels, river improvement works), from field survey, and measurement to simulation, and analysis.
![](https://hitec-homedoctor.co.jp/wp-content/themes/hitec/images/hydrological/icon_title.webp)
Hydrological survey
Develop a survey plan based on basic groundwater information obtained from field surveys (Source survey, hydrological utilization survey, etc.)
![](https://hitec-homedoctor.co.jp/wp-content/themes/hitec/images/hydrological/sec1_img1.webp)
![](https://hitec-homedoctor.co.jp/wp-content/themes/hitec/images/hydrological/icon_title.webp)
Site measurement
Monitor field groundwater information (Flow rate, water level, pumping amount, water quality, depth of water loss, etc.)
![](https://hitec-homedoctor.co.jp/wp-content/themes/hitec/images/hydrological/sec1_img2.webp)
Fow measurement (Container method)
![](https://hitec-homedoctor.co.jp/wp-content/themes/hitec/images/hydrological/sec1_img3.webp)
Flow measurement (Cross section method)
![](https://hitec-homedoctor.co.jp/wp-content/themes/hitec/images/hydrological/sec1_img4.webp)
Flow measurement(Salt dilution method)
![](https://hitec-homedoctor.co.jp/wp-content/themes/hitec/images/hydrological/sec1_img5.webp)
Water level measurement
![](https://hitec-homedoctor.co.jp/wp-content/themes/hitec/images/hydrological/icon_title.webp)
Analysis
Groundwater flow analysis using tank models and 3D simulations (MODEFLOW2000, etc.) based on on-site groundwater information
![](https://hitec-homedoctor.co.jp/wp-content/themes/hitec/images/hydrological/sec1_img6.webp)
Work analysis
![](https://hitec-homedoctor.co.jp/wp-content/themes/hitec/images/hydrological/sec1_img7.webp)
MODFLOW
Main owned equipment
Type | Model | Number of units |
---|---|---|
Current meter | JFE advantech AEM1-D(electromagnetic type) | 1 |
Electromagnetic current meter LP40,LPT-425 manufactured by KENEK corporation | 1 | |
Electromagnetic current meter VE-20,VRT-200-10P Ⅱ manufactured by KENEK corporation | 1 | |
Propeller type LR4000,LRT-200-20 manufactured by KENEK corporation | 1 | |
Flow meter | EC/pH meter WM-22EP,WM-32EP manufactured by DKK-TOA Corporation | 7 |
Turbidity meter TB-25A, TB-31 manufactured by DKK-TOA Corporation | 7 | |
Dissolved Oxygen Meter DO-31P manufactured by DKK-TOA Corporation | 2 | |
RM-30P ORP Meter manufactured by DKK-TOA Corporation | 2 |