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1 <br /> Part 2 — Materials <br /> 2.01 Top Soil <br /> A. In areas to receive turf, rough grade to allow for sod thickness in all areas to be <br /> 1 sodded, verify that soil contains enough organic matter to support and encourage <br /> rooting of sod. Fill is to be fine, compacted satisfactory fill material with no rocks <br /> larger than 2-inches. <br /> B. Both surface and subsurface before and after fill operations shall be checked to <br /> confirm that percolation/compaction levels meet the needs of the proposed <br /> planting for that area. <br /> Part 3 — Execution <br /> 3.01 Excavation <br /> A. Excavate or fill where necessary to obtain subgrades, percolation and surface <br /> i drainage as required. <br /> B. Materials to be excavated are unclassified. <br /> 1 C. Remove entirely any existing obstructions after approval by the Landscape <br /> Architect's or Owner's Representative. <br /> D. Remove from site and dispose of debris and excavated material not required. <br /> 3.02 Grading <br /> e A. The Contractor shall establish finished grades as shown on the Engineers <br /> grading plans and Landscape Architects Aesthetic Grading Plans, and as <br /> directed by Landscape Architect and/or Owner's Representative, including areas <br /> 1 where the existing grade has been disturbed by other work. <br /> B. Finished grading shall be smooth, aesthetically pleasing, drain well and ready to <br /> receive sod and other plant material to full satisfaction of Landscape Architect <br /> and Owner's Representative. <br /> 3.03 Compaction <br /> A. Compact each layer of fill in designated areas with approved equipment to <br /> achieve a maximum density at optimum moisture, AASHTO T 180— latest edition <br /> at time of bid. <br /> 1. Under landscape area, compaction shall not exceed 85% of maximum <br /> density. <br /> B. No backfill shall be placed against any masonry or other exposed building <br /> surface until permission has been given by the Owner's Representative, and in <br /> no case until the masonry has been in place seven days. <br /> C. Compaction in limited areas shall be obtained by the use of mechanical tampers <br /> or approved hand tampers. When hand tampers are used, the materials shall be <br /> deposited in layers not more than four inches thick. The hand tampers used <br /> 05/08 02210-2 05-4893 <br />