Dutch Gap Aquatic Ecosystem Restoration, Antioch, Lake County, Illinois

** This Pre-Solicitation Notice is being issued by the United States Army Corps of Engineers- Chicago District to inform interested vendors of the district?s intent to issue a solicitation for Dutch Gap Aquatic Ecosystem Restoration, Antioch, Lake County, Illinois. **PROJECT INFORMATION: Under the requirement, USACE requires the following construction services at the Dutch Gap Aquatic Complex, IL - Sec. 206 project spans 785-acres in Antioch, Lake County, Illinois, on land owned by Lake County Forest Preserves: restore stream, riparian, wetland, and buffering plant communities to provide habitat for migratory birds and local fish and wildlife. Restoration of aquatic ecosystems within the project area will reestablish hydroperiods and other hydrologic and hydraulic parameters to rehydrate former hydric soils to support critical wetland and riparian habitats. It will also reestablish native plant communities that will further diversify over time, resulting in greater quantity (acres) and quality of native plant communities. **Background: Intensive agriculture has led to the installation of drain tile networks, excavation of drainage ditches, and stream channelization, impacting natural hydrologic and other processes. Such impacts have enhanced flooding risks, minimized the amount of open space available for native plant and wildlife communities, diminished recreational opportunities, and disturbed natural processes and soils in the project area. The project area is further dominated by non-native and invasive plant species. **ACQUISITION INFORMATION: Competition for this acquisition is planned to be FULL AND OPEN, UNRESTRICTED TO BUSINESS SIZE. The North American Industry System Classification Code is 237990, with a small business size standard in dollars of $45.0 Million. The magnitude of cost for construction is estimated between $5,000,000.00 and $10,000,000. The requirement is for five (5) years. The solicitation package is planned for advertisement Fourth...