25 Ton Gantry, 34 Foot Span, 1,200 Foot Runway
Project: Queens Boulevard Bridge, Queens, NY
Client: Perini Corporation
Zieman Engineering designed this gantry installation to remove and replace the existing Queens Boulevard Bridge.
The existing bridge was under an existing elevated train structure and over an existing rail yard and crossed over 25
tracks and catenary cables. The gantry was 25 ton capacity, 34 foot span and the runway structure was 1,200 feet long.