Rigid connection structure of bridge pier and concrete girder
US8370983B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Oct 21, 2009 |
| Grant date | Feb 12, 2013 |
| Priority date | — |
| Expiry date | Dec 9, 2029 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE01D2101/268
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
In a rigid connection structure of a bridge pier and concrete girder, a joint-equipped PC concrete girder is constituted by burying a rear half part of a shaped-steel joint formed of short shaped-steel respectively in both ends of the concrete girder and protruding a front half part of each shaped-steel joint respectively from each end face of the concrete girder, the respective shaped-steel joint portions protruded from the respective end faces of the concrete girders are supported on a bridge abutment face of a bridge pier while being connected to a connection strip member which arises from the bridge abutment face, and the respective shaped-steel joint portions and the connection strip member are buried in connection concrete which is additionally casted on the bridge abutment face.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.