The Delta Bison Range Access Improvement aims to improve an existing trail to provide access for heavy equipment to support bison range habitat restoration. The project includes armoring the existing access road and building a turn-around off tower road; The Contractor shall remove all rubbish, temporary structures, excess materials, and equipment from the project site, from furnished materials sources, and from all work areas before project completion. The Contractor shall give the work the constant attention necessary for its progress, and shall cooperate fully with the Engineer, SDSWCD staff, and other contractors in every way possible. The SDSWCD will provide sufficient horizontal and vertical control data to establish the planned lines, grades, shapes, and structures. The Contractor shall provide all additional survey work to maintain control during the project.