Lower Wicomico River Maintenance Dredging

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Summary from the notice

Amendment 0001 issued on July 20, 2022 Lower Wicomico River Maintenance Dredging at Wicomico County, MD This proposed procurement is a Competitive Invitation for Bid (IFB); NAICS 237990 “Other Heavy and Civil Engineering Construction” with a size standard of $39,500,000.00. Total 100% Small Business Set-aside. This project is to include the hydraulic dredging the lower half of the Wicomico River to its authorized depth of 14 feet (plus one foot of allowable over depth). Approximately 120,000 cubic yards of silty material, with small pockets of sandy material, are to be dredged. Placement of material via pipeline will be utilized. Pipeline distance will be, on average, 8 miles, with a maximum pumping distance of 14 miles. The pipeline will travel through the Wicomico River and over land (approximately 4 miles) to reach the placement site. The pipeline will be placed atop the existing berm at the WMA impoundment and a diffuser shall be used at multiple locations to place the material at a lower velocity into the placement site. The outflow of the pipeline shall be moved across the project placement areas to achieve the desired elevation. As such, careful attention to the prescribed elevation in placing the material is critical to the success of the project. Approximately 70 acres of land will be restored. Due to the location of the placement site being surrounded by water and the WMA impoundment, minimal land access is available with little to no access for heavy equipment from…

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