Patents Assigned to Bridge Design
  • Patent number: 8997292
    Abstract: A large-span and special-shaped arch bridge, comprising a main girder (2), a center abutment (11) served as a central bearing point and two auxiliary abutments (12,13) served as bearing points at two ends, wherein further comprising an arch-axis combination (3) and two arch-axis bending beams (4,5) presented as arcs projected upwards, the arch-axis combination being built on the center abutment (11) with two ends connected to the inner ends of the two arch-axis bending beams (4,5), the outer ends of the two arch-axis bending beams (4,5) being built on the two auxiliary abutments (12,13), the two arch-axis bending beams (4,5) being connected to the main girder (2) via a plurality of inhaul cables. A method for constructing said arch bridge is also disclosed.
    Type: Grant
    Filed: September 30, 2011
    Date of Patent: April 7, 2015
    Assignees: Shenzhen Bridge Design & Research Institute Co., Ltd., Shenzhen Municipal Design & Research Institute Co., Ltd.
    Inventors: Yong Li, Yiyan Chen, Min Li, Shuai Guo, Fangfang Xiao
  • Publication number: 20140223674
    Abstract: A large-span and special-shaped arch bridge, comprising a main girder (2), a center abutment (11) served as a central bearing point and two auxiliary abutments (12,13) served as bearing points at two ends, wherein further comprising an arch-axis combination (3) and two arch-axis bending beams (4,5) presented as arcs projected upwards, the arch-axis combination being built on the center abutment (11) with two ends connected to the inner ends of the two arch-axis bending beams (4,5), the outer ends of the two arch-axis bending beams (4,5) being built on the two auxiliary abutments (12,13), the two arch-axis bending beams (4,5) being connected to the main girder (2) via a plurality of inhaul cables. A method for constructing said arch bridge is also disclosed.
    Type: Application
    Filed: September 30, 2011
    Publication date: August 14, 2014
    Applicants: Shenzhen Municipal Design & Research Institute Co., Ltd., Shenzhen Bridge Design & Research Institute Co., Ltd.
    Inventors: Yong Li, Yiyan Chen, Min Li, Shuai Guo, Fangfang Xiao
  • Patent number: D448368
    Type: Grant
    Filed: January 17, 2001
    Date of Patent: September 25, 2001
    Assignee: Bridge Design
    Inventors: Carl Bettag, Margaret Birmingham, Michael Massucco, Jeffrey Denby