Patent · US Expired

Bridge module for use in a crane assisted method of building a transportable girder bridge

US4520523A · kind A · utility

6Cited by
12References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 5, 1982
Grant dateJun 4, 1985
Priority date
Expiry dateOct 5, 2002

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE01D15/133
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A bridge module is preassembled from girder sections the type disclosed in Pat. No. GB 1209747, and integrated by stabilizing means so as to provide a crane-assisted building method which is less labor intensive and less time consuming than known manual methods.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.