Lock and Dam 10, Island Building Project, Phase 3
This project involves constructing multiple islands and rock features in the Mississippi River near Lock and Dam 10 in Guttenberg, Iowa. The work includes building island bases with granular fill, topping them with fine fill from dredging, and stabilizing them with native plantings and rock structures like groins and vanes. The performance location is specified as near Lock and Dam 10 in Guttenberg, Iowa. No specific budget amounts or non-bid timelines are mentioned in the provided description.