The Department of the Interior, through the National Park Service, is seeking qualified small businesses to undertake the repair and raising of the seawall at Castillo de San Marcos National Monument in St. Augustine, Florida. The project entails the reconstruction of approximately 1,355 linear feet of seawall, including the demolition and construction of new seawalls with granite facades, rehabilitation of the existing Center Seawall, and the construction of new walkways and utilities, among other tasks. This significant construction effort, with a magnitude exceeding $10 million, is crucial for preserving the monument's structural integrity and accessibility. Interested parties must have an active registration on SAM.gov, with the Request for Proposal (RFP) expected to be issued electronically on or after December 8, 2025, and the anticipated period of performance set for 550 calendar days. For further inquiries, contact Joseph Wingfield at joseph_wingfield@nps.gov.