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<br />Attachment B <br /> <br />3877C Premium Topsoil Borrow. <br /> <br />Premium topsoil borrow for use as a plant growirig medium in critical areas and top dressing erosion stabilization mats shall. <br />be screened and pulverized and meet the requirements of Table 3877-3: <br /> <br />TABLE 3877-3 <br />PREMIUM TOPSOn.. BORROW REQUlRJEMENT . <br /> <br />Minimum <br />95% <br />10% <br />25% <br />25% <br />5% <br />6.0 <br /> <br />Material Passing 2.00 mm (#10) Sieve <br />Clay <br />Silt <br />Sand & Gravel <br />Org~6 Matter. <br />pH <br />Soluble Salts <br /> <br />32 <br /> <br />Maximum <br /> <br />25% <br />60% <br />60% <br />15% <br />7.1 <br />0.15 sierriens/m <br />(1.5 mmho/em) <br />