The Department of Defense, through the U.S. Army Corps of Engineers, Caribbean District, is seeking proposals for the Rio Puerto Nuevo Flood Control Project, specifically for Supplemental Contract 3: Channel Bottom and Wall Improvements in San Juan, Puerto Rico. The project involves significant construction work, including the widening and deepening of the existing channel, the construction of drilled shaft walls, dredging, and utility relocations, all aimed at enhancing flood control measures. This contract is crucial for improving the region's infrastructure and mitigating flood risks, with an estimated project value exceeding $500 million and a performance period of approximately 2,190 calendar days from the Notice to Proceed. Interested contractors should contact Jaclyn Yocum at Jaclyn.C.Yocum@usace.army.mil, and proposals are expected to be due around May 31, 2025, following the solicitation release on or about April 16, 2025.