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Table 2.05.4(2)(d)-1 Spoil and Soil Criteria for Areas West of 2700 Road (Revised with NRCS and DRMS 2010) <br />August 2013 (PR -08) 2.05.4(2)(d)-5 <br />Benson West, <br />WFC Prime Farmland <br />Morgan <br />Areas West of 2700 <br />Parameter <br />Unit <br />Lloyd, and WFC <br />Property <br />Road <br />(Non -Prime) <br />Zones 5-7 <br />Zone 8 <br />Zones 1-4 <br />All Zones <br />Mixed Topsoil <br />Mixed Topsoil <br />Mixed Topsoil <br />Bench 1 Surface Spoil <br />(single lift) <br />(Upper 2 feet) <br />(Below 2 feet) & <br />Bench 1 Substitute <br />Subsoil <br />pH <br />standard <br /><6.1 <br /><6.1 <br /><6.1 <br /><6.1 <br />units <br />>8.4 <br />>8.4 <br />>8.4 <br />No soil <br />>8.4 <br />Electrical Conductivity (EC) <br />mmho/cm <br />>6 at any location or <br />>4 at any <br />>6 at any location or <br />>8 <br />>5 <br />location <br />>5 <br />testing on <br />average/landowner <br />average/landowner <br />Morgan <br />Saturation Percentage <br />% <br /><25, >80 <br /><25, >80 <br /><25, >80 <br />Property <br />during <br />redistribution <br />(soil <br />Sodium Adsorption Ratio (SAR) <br />Ratio <br />>4 <br />>4 <br />>4 <br />Exchangeable Sodium (ESP) <br />% <br />N/A <br />>15 <br />N/A <br />Calcium Carbonate <br />% <br />N/A <br />>15 <br />>40 <br />stockpiles <br />USDA Soil Texture (based on <br />All Except <br />S, LS, SC, SIC, C <br />S, LS, SC, SIC, <br />S, LS, SC, SIC, C <br />C <br />previously <br />particle size analysis)' <br />tested) <br />Boron <br />ppm <br />N/A <br />N/A <br />N/A <br />>5 <br />Rock FragmentS2 <br />% <br />N/A <br />N/A <br />>15 <br />N/A <br />Sample Grid <br />1 per 5 acres <br />1 per 2.5 acres <br />1 per 2.5 acres <br />1 per 5 acres <br />Sample Thickness <br />Total lift thickness; <br />Top 2 feet <br />Total lift thickness; <br />1, 2 -ft increments <br />max 2 -ft increment <br />max 2 -ft increment <br />per sample <br />per sample <br />August 2013 (PR -08) 2.05.4(2)(d)-5 <br />