Title:
DEVICE AND PROGRAM FOR EVALUATION OF FOUNDATION GROUND CONDITION
Document Type and Number:
Japanese Patent JP2010180605
Kind Code:
A
Abstract:
To obtain a device and a program for evaluation of a foundation ground condition, which can accurately evaluate a foundation ground condition at low cost before excavating work.
Such an evaluation is made that the more an attenuation amount of vibration amplitude measured by a second accelerograph 16 at the surface of the ground relative to vibration amplitude measured by a first accelerograph 14 at the leader part 32 of a ground drilling machine 30 is, the more cracks exist in the ground when the ground to be evaluated is drilled by the ground drilling machine 30. The information for the evaluation result is displayed.
Inventors:
KOMURA YUICHI
TORII YUICHI
SATO EIJI
TORII YUICHI
SATO EIJI
Application Number:
JP2009024655A
Publication Date:
August 19, 2010
Filing Date:
February 05, 2009
Export Citation:
Assignee:
TAKENAKA KOMUTEN CO
International Classes:
E02D1/02; G01V1/40; E21B7/00
Attorney, Agent or Firm:
Atsushi Nakajima
Kato Kazunori
Katsuichi Nishimoto
Hiroshi Fukuda
Kato Kazunori
Katsuichi Nishimoto
Hiroshi Fukuda