Slab bridge structure
US10036130B2 · kind B2 · utility
Assignees
Inventor
Key dates
| Filing date | Oct 17, 2014 |
| Grant date | Jul 31, 2018 |
| Priority date | — |
| Expiry date | Oct 17, 2034 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE01D2101/30
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A slab bridge structure having improved rigid connection strength between bridge girders and concrete piers. The slab bridge structure has a rigid connection structure in which slab concrete (3) is poured between side surfaces of bridge girders (1) arranged in line in a bridge width direction, throughout a longitudinal direction of the bridge girders, connection concrete (12) in which bridge girder portions (1′) supported by a bridge seat (2a) of a concrete pier (2) that supports the bridge girders are embedded is further added onto the bridge seat, and the slab concrete and the concrete pier are concrete-joined through the connection concrete, the slab bridge structure further includes: a connecting rod (13) embedded in the concrete pier and projecting upward from the bridge seat of the pier; and a connecting plate (14) connecting upper end portions of the adjacent bridge girder portions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.