1515 Surf Avenue is a 430,000 SF development in Coney Island, New York. The complex features a 26- and 19-story tower atop a shared eight-story podium with amenities and three stories of parking. There are a total of 461 units with 139 affordable housing units. McNamara • Salvia employed a flat plate post-tensioned concrete system for building which provides for flexible column spans and reduced reinforcing steel tonnage. The building is situated within the floodplain, and as such, it incorporates a flood-resistant design.