As the exploitation level extends down and the drainage increases in karst mine, the groundwater level descends continuously.
Along with decreasing of groundwater level, MDA contents of Tamarix Hispida would obviously increase.
The groundwater inflow into a tunnel affects not only the construction schedule, cost, stability and safety, but also the groundwater level.
Program for rational exploitation of groundwater will be developed to gradually raise the groundwater level. Emphasis would be laid on control over exploitation of groundwater for industrial and agricultural use.
Over years observations showed that the interference factors for Qingdao geoelectricity are mainly from groundwater level and temperature variation.
Due to the larger volume of storage and regulation in karstic water fi eld, the time-autocorrelation of groundwater level is outstanding.
The suitable depth of groundwater level was presented for different kinds of soil, which can serve as the reference and standard for...
