Presentation Information

[III-138]Case Studies on Groundwater Lowering Measures During Shaft Excavation

*Natsunosuke Okamura1, Kouzou Hirai1, Norihiko Sakyuu1 (1. NISHITAMSU CONSTRUCTION CO.,LTD.)

Keywords:

Groundwater Lowering Methods,Vacuum Dewatering,Excavation Bottom,Spring Water