Title:
CUT-OFF STRUCTURE OF JOINT PART FRAME BODY IN UNDERGROUND STRUCTURE
Document Type and Number:
Japanese Patent JP2004346592
Kind Code:
A
Abstract:
To provide the cut-off structure of a joint part frame body in an underground structure for obtaining high cut-off performance by closing a clearance between a joint frame body and a concrete base body.
The structure 10 is integrally provided with the frame body 12 at the inner peripheral side corner part of a connection end face of the concrete base body 11. The cut-off structure is constituted by interposing a water absorptive swelling material 31 provided with a high water absorptive resin 31A, between the frame body 12 and the concrete base body 11, and interposing an inner peripheral side flow impeding material 32 on the inner side and an outer peripheral side flow impeding material 33 on the outer side respectively.
Inventors:
HASEGAWA OSAMU
SASAKI KIMIHIKO
TSUDA TAKEO
SASAKI KIMIHIKO
TSUDA TAKEO
Application Number:
JP2003144547A
Publication Date:
December 09, 2004
Filing Date:
May 22, 2003
Export Citation:
Assignee:
SEIBU POLYMER CORP
International Classes:
E21D11/04; E03F3/04; (IPC1-7): E21D11/04; E03F3/04
Attorney, Agent or Firm:
Toru Sakamoto
Takuji Harada
Takuji Harada