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PART 3 EXECUTION 3.01 DEMUCKING A. Muck, organic matter, or other unsuitable material within the limits of the worksite, shall be excavated and removed. B. Depth of removal shall be that required to reach suitable material. C. The muck hole shall be dewatered to provide visual inspection by the ENGINEER. D. The muck shall be removed in such a manner as to prevent the unsuitable materials from mixing with suitable material to be used for backfilling. E. Where muck is encountered at the boundary of the site; sheeting shall be installed and left in place to preclude future damage to the installed fill by adjacent muck. F. Suitable material shall be placed and compacted where muck or other unsuitable material has been removed and as required to elevate the site to finish grade as specified in this section. G. Muck and other unsuitable material shall be disposed of at locations secured by the CONTRACTOR and approved by the ENGINEER. H. Furnish to the ENGINEER, a written release from the OWNER of the property on which the excess material is disposed, stating that the agreements have satisfactorily been fulfilled. I. Material shall be spread in a manner to drain properly and not disturb existing drainage conditions. J. Where approved by the ENGINEER muck may be stockpiled and used for top dressing on areas to be grassed. 1. The muck to be used for top dressing shall be free from appreciable quantities of hard clods, stiff clay, hard pan, gravel, brush, large roots, or other deleterious materials, and of reasonably uniform quality. 2. The organic content shall be at least 5 percent and the pH shall be in the range of 5.0 to 7.0. City of Sunny Isles Beach NE 174th Street Roadway Improvements 02300 - 6 Earthwork 14-1758 / 09-19-2014