Motorway concrete bridge telescopic seam transition area restoration structure and construction method
The invention provides a motorway concrete bridge telescopic seam transition area restoration structure and a construction method. The motorway concrete bridge telescopic seam transition area restoration structure and the construction method are characterized in that the restoration structure design...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention provides a motorway concrete bridge telescopic seam transition area restoration structure and a construction method. The motorway concrete bridge telescopic seam transition area restoration structure and the construction method are characterized in that the restoration structure designed through the construction method is composed of a high-performance wearing layer (1) and a superhigh-toughness self-compacting concrete structure layer (2); the high-performance wearing layer (1) is arranged on the superhigh-toughness self-compacting concrete structure layer (2) in a covering mode; and the superhigh-toughness self-compacting concrete structure layer (2) is internally equipped with a pre-stressed steel stranded wire truss (3). By adoption of the motorway concrete bridge telescopic seam transition area restoration structure and the construction method, comprehensive mechanical performance such as fracture toughness and impact resistance and durability of the motorway concrete bridge telescopic seam |
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