FY26 Charleston Harbor Lower Harbor Maintenance Dredging

DESCRIPTION OF WORK: The work consists of maintenance dredging of approximately 4,287,000 cubic yards (BASE), and 350,000 cy (OPTION) of unclassified material from the Charleston Lower Harbor which shall be deposited in the Charleston Ocean Dredged Material Disposal Site (ODMDS). The work is located in Charleston and Berkeley Counties, South Carolina. The work includes complying with the requirements of the Endangered Species Act and Marine Mammals Protection Act. MAGNITUDE OF WORK is estimated between $25,000,000 TO $40,000,000. North American Industry Classification System (NAICS) Code: 237990 Other Heavy and Civil Engineering Construction with an SBA Small Business Size of $37,000,000. The Solicitation is hereby posted as of 11 June 2026. Amendment 01 is hereby posted as of 30 June 2026. Amendment 02 is hereby posted as of 9 July 2026. Amendment 03 is hereby posted as of 9 July 2025. Amendment 04 is hereby posted as of 10 July 2025.