CASA 324271, Castillo de San Marco National Monume

The National Park Service seeks a qualified contractor to repair and raise the seawall at Castillo de San Marcos National Monument in St. Augustine, Florida under solicitation CASA 324271 (140P2026R0016). The project encompasses demolition and reconstruction of approximately 1,355 linear feet of historic seawall across five segments (North Wall, North Transition Wall, Center Wall, South Wall, and South Transition Wall), along with construction of a new fee station building and associated site improvements including pathways and utilities. Key contract requirements include compliance with Davis-Bacon prevailing wage rates, strict adherence to National Park Service design specifications and environmental regulations from the U.S. Army Corps of Engineers and Florida Department of Environmental Protection, and employment of a Secretary of the Interior-qualified archaeologist for archaeological monitoring throughout construction. Proposals are evaluated based on technical merit, past performance, small business subcontracting plans, cost control capabilities, schedule management, and regulatory compliance. The proposal due date is January 23, 2026 at 5:00 PM ET, and potential offerors were required to acknowledge receipt of Amendment 0005 issued on January 21, 2026 containing consolidated Requests for Information responses.

This is a Total Small Business Set-Aside acquisition with a firm-fixed-price contract structure and an estimated project value exceeding $10 million using NAICS code 237990 (Other Heavy and Civil Engineering Construction). The contract requires performance to commence within 10 calendar days of the notice to proceed and completion within 550 calendar days, with liquidated damages of $1,455 per calendar day of delay. Pre-bid meeting attendance included representatives from multiple construction firms and related organizations, with a site visit held on December 16, 2025 in St. Augustine, Florida. Key technical specifications include limitations on scaffolding deployment (200 linear feet per wall side), cofferdam closure periods (120 days maximum per section), concrete strength requirements varying by location, and Buy American Act compliance for granite materials. Work will be performed at Castillo de San Marcos National Monument in St. Augustine, Florida, a historic coastal site requiring careful coordination with existing infrastructure and environmental considerations including oyster habitat and wetland preservation.