Lock and Dam 10, Island Building Project, Phase 3

The Lock and Dam 10, Island Building Project, Phase 3 involves the construction of various size and shaped islands within the Mississippi River, near Lock and Dam 10, Guttenberg, IA. The base of the islands will be constructed with granular fill and if needed from main-channel dredging. The islands will be topped with fine fill obtained from access and habitat dredging, planted with native grass and willows, and stabilized with various rock structures such as groins and vanes. The project also includes the construction of stand-alone rock features. The contractor will be required to perform various tasks, including berm and island construction, riprap, and turf establishment. • The project involves the construction of islands with granular fill and fine fill. • The islands will be topped with native grass and willows and stabilized with rock structures. • The project includes the construction of stand-alone rock features. • The contractor will be required to perform various tasks, including berm and island construction, riprap, and turf establishment. • The project is located near Lock and Dam 10, Guttenberg, IA.