Title:
SCREW AUGER AND GROUND REINFORCING METHOD USING IT BY PRECAST PILE
Document Type and Number:
Japanese Patent JP2000136531
Kind Code:
A
Abstract:
To drive a precast pile into the ground with small noise by means of a simple device such as a truck auger for reducing execution costs in penetrating precast piles.
A screw auger 1 having a precast pile 2 coaxially in a shaft 3 is normally rotated to make an excavation hole 27 downward of a soft ground 25, and the soil 28 discharged when making the hole 27 is returned to the hole 27 and the screw auger 1 is rotated in the opposite direction to harden the soil 28. Then, the screw auger 1 is extracted upward from the hole 27 while hardening the soil 28 and leaving the precast pile in the hole 27.
Inventors:
TANI TAKEO
IGUCHI KAZUHISA
IZEKI YASUSHI
IGUCHI KAZUHISA
IZEKI YASUSHI
Application Number:
JP10552499A
Publication Date:
May 16, 2000
Filing Date:
April 13, 1999
Export Citation:
Assignee:
TAIKO KENSETSU KK
International Classes:
E02D7/00; E02D7/22; (IPC1-7): E02D7/00; E02D7/22
Attorney, Agent or Firm:
Toshio Yasuda
Previous Patent: GROUND ANCHOR STRUCTURE
Next Patent: SEA BOTTOM SANDING DEVICE AND SANDING CONSTRUCTION METHOD
Next Patent: SEA BOTTOM SANDING DEVICE AND SANDING CONSTRUCTION METHOD