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1. Use for: <br /> a. Primary support material, beneath specific application thickness of granular <br /> borrow as required beneath building floors and pavement areas and as noted in <br /> paragraph E.1.b and c below. <br /> b. Foundation backfill. <br /> E. Granular Borrow: Clean granular soil material with no more than 5%by weight passing <br /> the No. 200 sieve and at least 90%passing the 1" sieve. Soils meeting Unified Soil <br /> Classification(USCC)categories SP, SW, GP or GW may qualify. <br /> 1. Use for: <br /> a. Structural Fill <br /> b. Subgrade improvement beneath exterior pavements. <br /> c. Granular Cushion beneath building floor slabs. <br /> d. Granular layer placed over styrofoam insulation. <br /> F. Siltation Fence: A synthetic filter fabric of propylene, nylon, polyester or ethylene yarn, <br /> uniform in texture and appearance, free from defects, flaws or tears that would affect its <br /> physical properties. The fabric shall meet or exceed the following requirements. <br /> PROPERTY TEST METHOD REQUIREMENT <br /> Grab Strength ASTM-D-1682 90 lbs. min. <br /> Elongation ASTM-D-1682 15%min. to 50% max. at <br /> 45 pounds <br /> Equiv. Opening Size CW02215 20 to 80 Sieve No. <br /> (Corps of Eng.) <br /> Ultraviolet Resistance ASTM-D-4355 70%min. <br /> Width N/A 36 in min. <br /> ADDENDUM#1 <br /> 1607.001 -ORONO ICE ARENA(CP-2) Page 02200- 5 <br />