... structural geology Korea investigation landslide Reservoir Characterization boring test ground penetration radar orientation sandstone internal friction access route natural slope failure Upstream Oil & Gas slope failure kyoungsang basin water table rise principal stress...

... ABSTRACT: There are many precious historical monuments in Korea. Kyoungju City, the capital of the ancient Korea in A.D. 4–6th century is such an example. This study mainly focuses on the weathering problems of the historical monuments in Kyoungju City. Main weathering agent in this area has...

... ABSTRACT This study shows a procedure of the geotechnical investigation, ground stability analysis and a recommendation on the ground treatment as counter-measures against coal mining subsidence in Korea. In the study area, the coal seams distribute irregularly with uneven thickness due...

... Abstract: Three sites of mines and one site of underground powerhouse at depths of 150m to 802m in Korea were chosen as testing sites to get informations on the initial rock stresses. Three directional borehole deformation gage was used to take a large number of strain-relief measurements...