Z--Lock and Dam 8 Repairs Project (Houston County, MN) and Lock and Dam 9 Repairs Project (Allamakee County, IA).

Solicitation W912ES-13-B-0003, issued by the Department of Defense through the US Army Corps of Engineers St. Paul District, covers repair projects for Lock and Dam 8 in Houston County, Minnesota, and Lock and Dam 9 in Allamakee County, Iowa. The scope of work includes providing all plant, labor, and materials to construct erosion and wave action protection at the storage yards for both locations, as well as performing riprap repairs along the Lock and Dam 9 embankment to address damage caused by past flooding. The project was issued as an Invitation for Bids with an estimated value between 1,000,000 and 5,000,000 dollars and was 100% set aside for small business concerns under NAICS code 237990. The execution of the project required adherence to specific environmental and regulatory mandates, including a Sovereign Lands Construction Permit from the Iowa Department of Natural Resources for Lock and Dam 9 and a Public Waters Work Permit from the Minnesota Department of Natural Resources for Lock and Dam 8. Technical requirements detailed in the construction drawings include riprap overlay, storage yard excavation, and the removal of sand and plastic materials. Administrative updates to the solicitation included adjustments to IA3 wage rates for heavy river work in Iowa and the integration of final state permits into the work restrictions and environmental protection sections.