Region: Manhattan

  • Pier 35 and 36 Topside Repairs and Substructure Rehabilitation

    At Piers 35 and 36, topside rehabilitation work focused on restoring existing concrete and asphalt pavement across the pier superstructure. The improvements supported the continued use and long-term performance of these waterfront assets, where construction quality, documentation, and code compliance were essential throughout the repair process. Our team provided resident engineering and special inspection services…

  • NYCEDC Vincent Avenue Seawall Rehabilitation

    Colliers Engineering & Design was retained to perform a structural and civil investigation of the end of Vincent Avenue, terminating at Weir’s Creek off the East River in the Bronx. This NYCDOT roadway contains a gravity masonry wall along its waterfront to protect the street and its neighbors. The street end wall had collapsed and…

  • MTA East Side Access Tunnel

    The East Side Access Tunnel project is a massive project that tunnels under the East River to connect the Long Island Rail Road’s (LIRR) Main and Port Washington lines in Queens to a new terminal beneath Grand Central Terminal in Manhattan. This project increases the LIRR’s capacity into Manhattan and will dramatically shorten travel time into…