About SHIBUYA SATORU
About 神戸大 大学院工学研究科
About TANAKA SHOGO
About 協和設計
About BAEK Je-Min
About 神戸大 大学院工学研究科
About subsurface exploration
About underground opening
About field study
About Hyogo prefecture
About road surface
About road
About accidental fall
About free fall
About sewerage
About sewer pipe
About geographic information system
About GIS
About Kobe City
About cave-in in the road
About cavity under road surface
About Road maintenance and repair
About 地盤
About 空洞
About 調査
About 対策
About 神戸
About 路面下空洞
About 分析