Method for removal of temporary support system for road bridge pre-fabricated small box girder-type concealed bent cap, and equipment therefor
US11634877B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 18, 2020 |
| Grant date | Apr 25, 2023 |
| Priority date | — |
| Expiry date | Dec 18, 2040 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE01D2/04
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A method for removal of a temporary support system for a road bridge pre-fabricated small box girder-type concealed bent cap, and equipment therefor. The removal method comprises the following steps: removing cantilever beams; removing lateral pier support systems and loading same onto a truck; removing outer-side main beam sections connected to lateral pier support systems and loading same onto a truck; removing, horizontally displacing, and lowering a main beam middle section connected to the main pier support system; hoisting, lowering, and laying flat a main truss system, and loading same onto a truck; and removing a main pier vertical support system and a pad beam.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.