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CITY OF EVERETT SPECIAL PROVISIONS <br /> Supplement Section 9-03 by adding the following: , <br /> 9-03.22 Sand Backfill for Pipe Zone <br /> (******) <br /> For pipe zone bedding and backfill of ductile iron and steel pipe only, provide a clean sand <br /> mixture free from organic matter and conforming to the following gradation: <br /> U.S. Standard Percent Passing <br /> Sieve Size By Weight <br /> 1/2" 100 <br /> #4 65-100 <br /> #50 5-30 <br /> #200 0-7 <br /> All percentages are by weight. <br /> 9-14 EROSION CONTROL AND ROADSIDE PLANTING <br /> Delete section 9-14.1 in its entirety and substitute the following: ' <br /> 9-14.1 Soils <br /> 1. Provide following soils and soil mixes specified on Drawings or by the Engineer, <br /> according to project needs, and subject to the General Testing and Submittal <br /> Specifications of Section 9-14.1(1) of these Special Provisions, Topsoil Type A — <br /> Imported. Provide a general purpose mix of sandy loam and compost as needed <br /> to comply with the minimum organic matter content requirements. <br /> 2. General Turf Area Soil. Provide an imported soil mix for passive-recreation turf <br /> areas. <br /> 9-14.1(1) General Testing and Submittal Requirements <br /> Submit to the Engineer at least 10 working days prior to any soil placement specified in <br /> this Section the following as specified in Section 1-05.3 — SUBMITTALS. Provide test <br /> results from samples collected and tested within 90 days of submittal. <br /> 1. Aggregate and Loam Analysis. Provide grain size analysis results of the <br /> Mineral Aggregate or sandy loam portion of each soil mix and performed by an <br /> accredited laboratory per ASTM C 136. <br /> 2. Compost Analysis. Provide quality analysis results for the compost portion of <br /> each soil mix performed per STA standards as specified in Section 9-14.4(8). <br /> 3. Mix Analysis. As a minimum, provide test results from an accredited soil <br /> laboratory for the following content values: <br /> a. Total Nitrogen and Soluble Nitrogen (NO3 + NH3) <br /> b. Phosphorous <br /> c. Potassium <br /> d. pH ' <br /> e. Organic Matter percent (Loss on Ignition method) <br /> f. Cation Exchange Capacity <br /> g. Calcium <br /> h. Sulfur <br /> i. Magnesium <br /> j. Sodium <br /> k. Iron <br /> I. Boron <br /> m. Weed Seed (for general turf area mixes) <br /> Watermain Replacement"V" Division 9—MATERIALS April, 2021 <br /> WO No.—UP3730 SP—200 ADDENDUM#1 <br />