SLSDC Concrete Diffusers Replacement_ReferencePhotos.pdf

This document outlines a two-phase federal design-build contract solicitation for concrete diffuser replacements at the Eisenhower Lock located in Massena, New York. The Saint Lawrence Seaway Development Corporation is seeking qualification proposals from firms to replace up to six concrete diffusers below the downstream sill over two winter seasons. In Phase I, interested firms must submit capability proposals by October 22, 2020 demonstrating their ability to successfully execute the design-build contract. Approximately five firms will be shortlisted to compete in Phase II, where they will submit detailed proposals. The estimated construction costs range between $5-10 million, and the contract type will be firm-fixed price.