A Study on the Variation of the Surface and Groundwater Flow System related to the Tunnel Excavation in DONGHAE Mine Area(l)-Concern on Hydrological and Rock Hydraulic Approach

동해신광산 터널굴착공사와 관련된 지표수 및 지하수의 유동변화에 대한 조사연구(l)-수문학 및 암반수리학적 접근을 중심으로

  • Published : 1995.12.01

Abstract

The purpose of this study was that manage effectively the excavation process of the transport tunnel in DONGHAE mine area by investigating the variationof the surface and groundwater flow system around the tunnel and neighbouring villages. Thus, the effect of excavation and water-prrofing process on the water system has been studied through the naked eye survey of the tunnel and the surface outcrop, joint survey, core drilling, the measurement of the surface water quantity, evapotranspiration and precipitation analysis, rock hydraulics approach, the pressure test of boreholes, the variation of the water level, and finally the numerical analysis. From above approachs, we derived the conclusion that the exhaustion of the surface water was not caused by the tunnel excavation on the groundwater system was minimized by effective water proofing process.

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References

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