CONSTRUCTION METHOD FOR IMPROVING FOUNDATION SUBSOIL

Title:

CONSTRUCTION METHOD FOR IMPROVING FOUNDATION SUBSOIL

Document Type and Number:

Japanese Patent JP2002030649

Kind Code:

A

Abstract:

To provide a construction method for improving a foundation subsoil reducing the possiblities of differential settlement and hoop tensile breakdown, even without improving the portion of a foundation near its center.

This construction method for improving the foundation subsoil of a structure improves the foundation subsoil 2 of the structure 1 so that it is approximately in the shape of a ring except near its center to enhance the strength of this improved area 3. At least the lower portion of the improved area 3 gets smaller in inside diameter and thicker toward the bottom.

More Like This:

JP2001049655	PULLING-OUT CONSTRUCTION METHOD FOR CASING UNIT PIPE IN BORING CONSTRUCTION WORK
JP7409758	stirring device
JP3389558	DRILLED HOLE PRECISION CORRECTING METHOD AND DRILLED HOLE PRECISION CORRECTING DEVICE

Inventors:

TANNAI MASATOSHI
HIRANO TAKAYUKI
SAKAINO SHIGEO
SATO YASUHIKO
HAGIWARA TOSHIYUKI
IMAMURA SHINICHIRO

Application Number:

JP2000219319A

Publication Date:

January 31, 2002

Filing Date:

July 19, 2000

Export Citation:

Click for automatic bibliography generation Help

Assignee:

NISHIMATSU CONSTR CO LTD

International Classes:

E02D3/12; E02D27/34; (IPC1-7): E02D3/12; E02D27/34

Attorney, Agent or Firm:

Hiroshi Arafune (1 person outside)

Previous Patent: 金型清掃用樹脂組成物

Next Patent: INJECTING POSITION SWITCHING DEVICE