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Patent Searching and Data


Title:
METHOD OF INSTALLING CONCRETE PRODUCT AND BOX CULVERT
Document Type and Number:
Japanese Patent JP2005068642
Kind Code:
A
Abstract:

To install a concrete product forming a new sewer in a limited space in an existing sewer.

When a box culvert 1 as the concrete product forming the new sewer is installed in the existing sewer 2, a rail 3 is installed on a loading surface on which the box culvert 1 is placed, a vehicle 4 having a wheel 4c and a liftable deck 4b supported on the wheel 4c is placed, the box culvert 1 is placed on the vehicle 4, and the deck 4b is raised. The vehicle 4 is run to a specified position, the deck 4b is unloaded, and the box culvert 1 is placed. Also, a deck receiving groove 12a extending in the laying direction of the existing sewer 2 is formed in the ground-contact surface of the box culvert 1, and the deck 4b of the vehicle 4 is inserted into the deck receiving groove 12a. Then, the deck 4b is raised, and the vehicle 4 is run to carry the culvert to the specified position.


Inventors:
MURATA HIROSHI
SHIMIZU KAZUHISA
Application Number:
JP2003208220A
Publication Date:
March 17, 2005
Filing Date:
August 21, 2003
Export Citation:
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Assignee:
ASAHI CONCRETE WORKS
International Classes:
E21D11/40; E03F3/04; E03F7/00; F16L1/024; (IPC1-7): E03F3/04; E03F7/00; F16L1/024
Domestic Patent References:
JPH08144360A1996-06-04
JPH0235095B21990-08-08
JPS554146U1980-01-11
JPH10102570A1998-04-21
JPH05295787A1993-11-09
JPH11222909A1999-08-17
JP2001336209A2001-12-07
JPS63165381U1988-10-27
JPH1034631A1998-02-10
Attorney, Agent or Firm:
Kazuhiro Akazawa
Keiko Inoue