Title:
PUMPING WELL AND CONSTRUCTION METHOD THEREFOF
Document Type and Number:
Japanese Patent JP3811842
Kind Code:
B
Abstract:
PROBLEM TO BE SOLVED: To provide a pumping well which can be installed in an underground construction site without hindrance and obviates labor and cost for removal or cutting-down, or the like of the well and further, which prevents deterioration of the water collecting performance of the underground water.
SOLUTION: An excavation hole 2 is formed from the ground surface to the ground and a steel member assembly body 6 having a cylindrical part 7 is erected so that the cylindrical part 7 is vertically extended inside the excavation hole 2. A pumping pipe 8 is arranged inside the cylindrical body 7, and the intake of the pumping pipe 8 is disposed at the lower end 7a of the cylindrical part 7. Further, silica sand 23 is filled in a section extending from the nearby position of the intake of the pumping pipe 8 to the inner wall face 11B and soil cement Sc is filled in other zone except the section.
Inventors:
Ishikawa, Akira
Miyake, Noriji
Kosaka, Nobuaki
Miyake, Noriji
Kosaka, Nobuaki
Application Number:
JP2000000126585
Publication Date:
June 09, 2006
Filing Date:
April 26, 2000
Export Citation:
Assignee:
SHIMIZU CORP
International Classes:
E02D19/10; E02D19/00; (IPC1-7): E02D19/10
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