Title:
METHOD FOR ADJUSTING DIFFERENTIAL HEAD BETWEEN INSIDE AND OUTSIDE COFFERDAM
Document Type and Number:
Japanese Patent JP2001115457
Kind Code:
A
Abstract:
To provide a method for automatically adjusting the water level of the inside and outside of a cofferdam so as not to generate the head between the inside and the outside of the cofferdam.
In a closing method in rivers and seas, a pipe body 17 is extended over cofferdam structures 21 and 22 below the water level outside the cofferdam from the part below the water level within the cofferdam to fill water in the pipe body over the whole length.
Inventors:
Tanabe, Shigeo
Application Number:
JP1999000294483
Publication Date:
April 24, 2001
Filing Date:
October 15, 1999
Export Citation:
Assignee:
HAZAMA GUMI LTD
International Classes:
E02D19/04; E02D15/06; E02D23/00; E02D19/00; E02D15/00; E02D23/00; (IPC1-7): E02D19/04; E02D15/06; E02D23/00