Title:
METHOD OF CONSTRUCTING CIVIL WORK BEDDING LAYER AND BEDDING MATERIAL FOR CIVIL WORK
Document Type and Number:
WIPO Patent Application WO/2003/048457
Kind Code:
A1
Abstract:
A method of constructing a civil work bedding layer and a bedding material for civil work capable of solving a reclamation disposal problem by effectively utilizing ash produced at various places and also providing a stable bedding layer with excellent strength, the method characterized by comprising the step of forming a civil work bedding layer by laying down, at a bedding formed part, bedding materials for civil work at least added with ash containing a calcium oxide of 15 wt.% or more such as roadbed material, back−filling material, and backing material.
Inventors:
NAKAGAWA TAKESHI (JP)
Application Number:
PCT/JP2002/012566
Publication Date:
June 12, 2003
Filing Date:
November 29, 2002
Export Citation:
Assignee:
JOINT STOCK CORP KAWASHIMA IND (JP)
NAKAGAWA TAKESHI (JP)
NAKAGAWA TAKESHI (JP)
International Classes:
E01C3/00; E01B1/00; E01C21/00; E02F5/22; (IPC1-7): E01C3/00
Domestic Patent References:
| WO2001012352A1 | 2001-02-22 |
Foreign References:
| JP2001130945A | 2001-05-15 | |||
| JP2000257007A | 2000-09-19 | |||
| JPH11236256A | 1999-08-31 | |||
| JP2001205241A | 2001-07-31 | |||
| JP2001259597A | 2001-09-25 | |||
| JPH1111992A | 1999-01-19 | |||
| JP2001295212A | 2001-10-26 | |||
| JP2001207402A | 2001-08-03 | |||
| JP2001205219A | 2001-07-31 |
Attorney, Agent or Firm:
Sugimoto, Katsunori (14-22 Shitennoji 1-chom, Tennoji-ku Osaka-shi Osaka, JP)
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