Project information

Kosciuszko Bridge (USA)

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Project description mageba scope Highlights & Facts The Kosciuszko Bridge (also known as the K For this project mageba designed and sup- Bridge) is a pair of newly constructed cable plied 4 longitudinal and 2 lateral restrainer mageba Products: stayed bridges connecting the boroughs of elastomeric bearings to support the rela- Type: LASTO®BLOCK and in . tive movements and rotations between elastomeric bearings In 2014, the city awarded a contract to the cable stay pylons and the deck. Installation: 2018 Skanska-Kiewit-Ecco III joint venture to The bearings included rubber blocks to ac- replace the old , experiencing commodate rotations, and steel restrain- Structure: traffic of over 200,000 commuters each ers around the rubber block to restrict ex- City: New York City day. cessive compression and deflection. Country: United States The first cable stayed bridge was opened Transverse bearings were also provided Type: Cable stayed bridge to traffic in 2017, while the second bridge with a PTFE sliding interface to allow deck Completion: 2018 opened in 2019. movements. Owner: New York State DOT The new bridges also have a dedicated To keep the size of the bearings to mini- Contractor: Granite Construction lane for pedestrians and bicyclists. mum, AASHTO cotton duck pad (CDP) ma- terial was used due to its higher allowable pressure limit, instead of the standard elastomeric material.

Kosciuszko Bridge spans over Newton Creek in New Completed & hot dip galvanized steel restrainer York City Render of a longitudinal restrainer bearing assemblies ready for shipping

New York

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