Specifications include, but are not limited to: The Contract work will include, but not necessarily be limited to, approximately 250 linear feet of stream restoration. . General: Remove trees, shrubs, grass, and other vegetation, improvements, or obstructions as required to permit installation of new construction. Remove similar items elsewhere on site or premises as specifically indicated. "Removal" includes digging out and offsite disposing of stumps and roots. B. Cut minor roots and branches of trees indicated to remain in a clean and careful manner, where such roots and branches obstruct installation of new construction. C. Topsoil: Topsoil is defined as friable clay loam surface soil found to a depth of not less than 4 inches. Satisfactory topsoil is reasonably free of subsoil, clay lumps, stones, and other objects over 2 inches in diameter, and without weeds, roots, and other objectionable material. D. Strip topsoil to whatever depths encountered in a manner to prevent intermingling with underlying subsoil or other objectionable material. E. Remove heavy growths of grass from areas before stripping. F. Stockpile topsoil in storage piles in areas indicated or directed. Construct storage piles to provide free drainage of surface water. Cover storage piles, if required, to prevent wind erosion. G. Dispose of unsuitable or excess topsoil same as specified for disposal of waste material. H. Clearing and Grubbing: Clear site of trees, shrubs, and other vegetation, except for those indicated to be left standing. I. Completely remove stumps, roots, and other debris protruding through ground surface. J. Removal of Improvements: Remove existing above-grade and below-grade improvements as indicated and as necessary to facilitate new construction.