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  • October

    Backlog of Maintenance

    The Major Rehabilitation and Major Maintenance Program for the Locks and Dams on the Mississippi River and Illinois Waterway has been ongoing since 1975. Major rehabilitation consists of reliability or efficiency improvements.
  • Dredged Material Management Program (DMMP) - Overview

    The Dredged Material Management Program (DMMP) evaluates and identifies preferred alternative dredged material placement site(s) using a six-step planning process and, where applicable, a matrix with six evaluation criteria: dredging cost; natural resources; beneficial use of dredged material; recreational resources; cultural resources; and social impacts.
  • Hurricane Island DMMP Report and Environmental Assessment

    The report outlines the District’s plan to maintain the Mississippi River 9-foot navigation channel by dredging material from the channel and placing it on a small island near the channel.
  • Illinois Waterway

    The project includes a total of 268 river miles of 9-foot commercial navigation channel from Chicago to LaGrange Lock and Dam, near Beardstown, Illinois; with 8 locks and 7 dams.
  • Illinois Waterway Consolidated Lock Closures

    To maintain reliable navigation and avoid unscheduled long-duration closures on the Illinois Waterway (IWW), the locks need to undergo scheduled major rehabilitation and maintenance.
  • Illinois Waterway Maintenance Dredging Operations & Maintenance

    In order to maintain the 9-foot navigation channel, maintenance dredging is performed at various locations in the reach of the Illinois Waterway in the Rock Island District.
  • Inland Navigation Design Center (INDC)

    The Inland Navigation Design Center Mandatory Center of Expertise (INDC-MCX) is an organization that provides engineering, design, analysis and review services for studies, new locks, new navigation dams, major rehabilitation of existing inland navigation locks and dams, and significant inland navigation lock and dam Operations & Maintenance (O&M) projects.
  • LaGrange Lock, Illinois Waterway (Major Rehabilitation/Major Maintenance)

    LaGrange Lock, located on the Illinois Waterway at river mile 80.2, was put into service in 1939 and is in need of a major rehabilitation of lock concrete, electrical and mechanical systems.
  • Mississippi River between Missouri River & Minneapolis

    The project consists of a 314-river-mile reach of 9-foot commercial navigation channel from Guttenberg, Iowa, downstream to Saverton, Missouri.
  • Mississippi River Maintenance Dredging (Operations & Maintenance)

    In order to maintain the 9-foot navigation channel, maintenance dredging is performed at various locations in the reach of the Upper Mississippi River in the Rock Island District.
  • Section 408 Program

    The Section 14 of the Rivers and Harbors Act of 1899 and codified in 33 USC 408 (commonly referred to as “Section 408”) authorizes the Secretary of the Army, on the recommendation of the Chief of Engineers of the US Army Corps of Engineers (Corps), to grant permission for the alteration or occupation or use of a civil works project provided the Secretary determines that the activity will not be injurious to the public interest and will not impair the usefulness of the project.
  • Small Boat Harbors

    All small boat harbor projects have a local sponsor, usually a municipality.
  • Upper Mississippi River - Illinois Waterway System Navigation and Ecosystem Sustainability Program (NESP)

    NESP is a long-term program of ecosystem restoration and navigation improvements for the Upper Mississippi River System (UMRS). NESP will improve system capacity and reduce commercial traffic delays through construction of 7 new 1,200-foot locks, mooring cells and switchboat implementation.
  • Wagonseller Bridge, Tazewell County, IL - CAP Section 14

    The Mackinaw River has developed a meandering channel pattern, with the meander bends through this reach causing a significant change in the angle of flow through the Wagonseller Road Bridge. This project reviews opportunities to stabilize the Mackinaw River streambanks, Wagonseller Road Bridge, and north and south bridge approaches.