REINFORCEMENT METHOD FOR BRIDGE ABUTMENT AND BACK FILL

Title:

REINFORCEMENT METHOD FOR BRIDGE ABUTMENT AND BACK FILL

Document Type and Number:

Japanese Patent JP2011247059

Kind Code:

A

Abstract:

To provide a reinforcement method for a bridge abutment and a back fill of the bridge abutment, while maintaining the traffic state of railroads and vehicles.

Back fills of the side faces of the bridge abutments are excavated along the both side faces of the bridge abutments. Rod-like reinforcement members are placed to the wall faces of the excavated back fills. Side face reinforcement blocks are placed on the both side faces of the bridge abutments in a state of receiving reaction forces from the rod-like reinforcement members. In addition, fill reinforcement walls are constructed on the outside of the existing fill retaining walls in the skirt pats of the back fills.

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Inventors:

NONAKA TAKAHIRO
OKUMURA MIKIYA
KUROIWA TOSHIYUKI
KANDA MASAYUKI
TATEYAMA MASARU
SHIRANITA KAZUHISA
TAMURA YUKIHIKO

Application Number:

JP2010124372A

Publication Date:

December 08, 2011

Filing Date:

May 31, 2010

Export Citation:

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Assignee:

TOKYU KENSETSU KK
RAILWAY TECHNICAL RES INST
INTEGRATED GEOTECHNOLOGY INST LTD

International Classes:

E01D22/00; E01D19/02; E02D5/80; E02D17/18

Domestic Patent References:

JP2011012492A	2011-01-20
JP2005226222A	2005-08-25
JP2009256938A	2009-11-05

Attorney, Agent or Firm:

Sakuo Yamaguchi

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