Specifications include, but are not limited to: The Roosevelt Island Operating Corporation (RIOC), a New York State Public Benefit Corporation seeks a suitable qualified contractor to demolish existing deteriorated seawalls on the East and West shores of Southpoint Open Space Park, install a new rip-rap revetment and construct upland areas that would integrate with the existing park. In addition, the contractor is to re-store and modified two sections of the existing seawalls located along on the west shore and construct concrete return walls to accommodate the new rip-rap slope. The project limits consist of the enclosed East and West shorelines and the adjacent areas in Southpoint Open Space Park, as indicated on the contract drawings.