Title:
PILE AND METHOD FOR REMOVING UPPER PILE
Document Type and Number:
Japanese Patent JP2019183536
Kind Code:
A
Abstract:
To provide a pile and a method for removing an upper pile that has a simple structure, has sufficient strength against shearing, is inexpensive to manufacture, and can be easily removed from the upper side after being installed in the ground.SOLUTION: The vicinity of a lower end of a flange 5 of an upper pile 1 is brought into contact with a shear plate 33 fixed in parallel with a flange 7 near an upper end of the flange 7 of a lower pile 3 of a pile 39. Moreover, long bolt 41 is passed through a pair of joining plates 4 in which an upper pile lower plate 15 on a lower end surface of the upper pile 1 and a lower pile upper plate 17 on an upper end surface of the lower pile 3 are overlapped, and an upper pile upper plate provided in the upper pile 1 above the upper pile lower plate 15. A lower end 45 of the long bolt 41 is screwed into a nut 31 of the lower pile upper plate 17 to temporarily fix the upper pile 1 and the lower pile 3. In order to remove the upper pile 1 of the buried pile 39, the upper pile upper plate is exposed, the temporary fixing of the long bolt 41 to the nut 31 is released, and the upper pile 1 is pulled up to the ground side.SELECTED DRAWING: Figure 3
Inventors:
OKUBO KENJI
INOUE TADASHI
ICHINOMIYA TOSHIMICHI
TAIRA YOHEI
YOKOTA YUKI
KARASAWA ATSUSHI
SAKAMOTO NAOKI
INOUE TADASHI
ICHINOMIYA TOSHIMICHI
TAIRA YOHEI
YOKOTA YUKI
KARASAWA ATSUSHI
SAKAMOTO NAOKI
Application Number:
JP2018077477A
Publication Date:
October 24, 2019
Filing Date:
April 13, 2018
Export Citation:
Assignee:
KAJIMA CORP
International Classes:
E02D5/20; E02D5/52
Domestic Patent References:
JP2011063957A | 2011-03-31 | |||
JP2008255688A | 2008-10-23 | |||
JP2010236178A | 2010-10-21 | |||
JPS6148606A | 1986-03-10 | |||
JPS5069807U | 1975-06-20 | |||
JP2016223083A | 2016-12-28 | |||
JP2001064960A | 2001-03-13 | |||
JPH05156628A | 1993-06-22 | |||
JPH02183009A | 1990-07-17 | |||
JP2007277975A | 2007-10-25 |
Foreign References:
US20060120810A1 | 2006-06-08 |
Attorney, Agent or Firm:
Seiichi Inoue