Title:
転石地帯における地中配管の施工方法
Document Type and Number:
Japanese Patent JP6851203
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a method for constructing underground piping in a boulder stone zone, capable of efficiently eliminating boulder stones in a groove to construct underground piping.SOLUTION: A method for constructing underground piping in a boulder stone zone comprises: a cutting-in step of cutting in the foundation in a slit manner from both sides of a groove to be formed; a groove formation step of extracting soil and boulder stones between both cutting-in portions to form a groove; and a piping installation step of installing piping into the formed groove; and a reburying step of reburying the groove.SELECTED DRAWING: Figure 1
Inventors:
Yoshikuni Uchida
Takuo Sato
Yuji Ogura
Kunihiko Hirakawa
Mamoru Miyoshi
Ryutaro Ueda
Yusuke Kamoshita
Takuo Sato
Yuji Ogura
Kunihiko Hirakawa
Mamoru Miyoshi
Ryutaro Ueda
Yusuke Kamoshita
Application Number:
JP2017005100A
Publication Date:
March 31, 2021
Filing Date:
January 16, 2017
Export Citation:
Assignee:
Asuka Soken Co., Ltd.
International Classes:
F16L1/028
Domestic Patent References:
| JP59055902A | ||||
| JP62045891A | ||||
| JP58007038A | ||||
| JP60139896U | ||||
| JP7097818A | ||||
| JP2004210493A | ||||
| JP3196921U | ||||
| JP3180394U | ||||
| JP2001234528A |
Foreign References:
| CN106320156A | ||||
| US20070286681 | ||||
| US4537531 |
Attorney, Agent or Firm:
Sakuo Yamaguchi