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Title:
GROUT INJECTION PIPE WITH GROUND SETTLEMENT INSPECTION DEVICE
Document Type and Number:
Japanese Patent JP2016102392
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a grout injection pipe with a ground settlement inspection device under a large civil engineering and construction structure deck slab which secures good installation workability and is excellent in operability and earthquake resistance.SOLUTION: A settlement inspection guide pipe 3 and an upper check valve device pipe 4 are incorporated side by side into a grout injection pipe 2 provided with check valve devices 5 installed at upper and lower ends. A settlement inspection device 7 with a settlement rod 8 incorporated therein in a vertically movable manner is disposed inside the settlement measurement guide pipe 3. The grout injection pipe 2 with a ground settlement amount inspection device is split into upper and lower parts at an arbitrary position, a lower pipe 2B of the grout injection pipe 2 is installed first, and then connection of an upper pipe 2A is allowed. In addition, a lower end of the settlement rod 8 is provided with an adjustable connection part 8g to a settlement board 12, which can be connected to the preset settlement board 12 afterwards.SELECTED DRAWING: Figure 1

Inventors:
KONO TAKAO
HAYASHI HIDEYA
MAKITA KENSAKU
WATANABE YUJI
DOI YASUHIRO
EGASHIRA AKIYOSHI
Application Number:
JP2015159230A
Publication Date:
June 02, 2016
Filing Date:
July 24, 2015
Export Citation:
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Assignee:
NISSIN KOGYO KK
International Classes:
E02D3/12; E02D1/02
Domestic Patent References:
JP2009299377A2009-12-24
JP2009007830A2009-01-15
JPH0827766A1996-01-30
JP2011190642A2011-09-29
JP3111212U2005-07-14
JP2012167421A2012-09-06
JP2002309601A2002-10-23
JP2011026823A2011-02-10