About the author  ⁄ Edith Coco, P.E.

Edith Coco, P.E. (ecoco@thorntontomasetti.com) is Senior Project Engineer at Thornton Tomasetti – Weidlinger Transportation Practice.

Aerodynamic Evaluation and Retrofit Design

A comprehensive wind study of the Robert F. Kennedy Bridge suspended span was performed to determine if the bridge meets current aerodynamic criteria and ensure that it responds to wind events in a predictable manner. The suspended structure, an important facility in the New York Metropolitan area, features a 1,380-foot long main span, two 670-foot wide side spans and a minimum navigational vertical clearance of 150 feet (Figure 1).

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Seismic Evaluation and Retrofit Design

Othmar Ammann’s Robert F. Kennedy Bridge (formerly the Triborough Bridge) is a complex of nearly two dozen bridge structures and approach viaducts and ramps, including the Harlem River Lift, the Bronx Kills Truss, and a suspended span over the East River (Figures 1, 2, 3 and 4).

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STRUCTURE magazine