B.01.03 - Geotechnical Data - W912HP20B0003 - Post 45 Dredging Contract 4.pdf

This document provides details on a federal dredging contract opportunity with the U.S. Army Corps of Engineers Charleston District. The solicitation seeks bids for maintenance and new work dredging of approximately 6.076 million cubic yards of material from the Charleston Lower Harbor Channel and Cooper River in Charleston and Berkeley Counties, South Carolina. Dredged materials will be placed upland at designated placement areas, including the Clouter Creek Placement Area Middle Cell, Daniel Island Placement Area Wando Cell, and Ocean Dredged Materials Disposal Area. Work includes complying with requirements of the Endangered Species Act and Marine Mammals Protection Act, and hopper dredges may not be utilized. The magnitude of work is estimated between $25-100 million. Geotechnical survey data was provided as of March 6, 2020 in advance of the solicitation, which was formally posted on July 8, 2020 along with subsequent amendments providing additional information and updates.