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Chamber SAS <br /> SYSTEM ELEVATION AND SIZING CALCULATIONS <br /> Below Grade Chamber Soil Absorption Systems <br /> Isyverts Owner's Name6/22/2004 Review Date <br /> InY or N Highly Pretreated Effluent <br /> 3 ft Suitable Soil 1 <br /> 11 in Chamber Height2 <br /> 8 ft Maximum Bury Depth 3 —Check bury depth as per manufa <br /> LSA Bio Diffuser Standard <br /> 450 gpd Estimated Daily Peak Flow <br /> 0.70 gpd/ft21n-situ Wastewater Infiltration Rate ft2 Chamber Area <br /> Igpd/ft2Permifted Chamber Infiltration Rate _ ft2 per Chamber <br /> No. of Chambers <br /> 97.22 ft Proposed SAS Elevation <br /> Soil Surface Acceptable Finished Grade EL 4(ft) <br /> Boring Grade Limitation SAS Elevation(ft) System Minimum I Maximum <br /> Number Elevation(ft) Depth(in) Lowest Highest Elevation? 99.14 1 106.14 <br /> 1 98.68 96 93.68 97.76 Yes Fill required <br /> 2 98.80 55 97.22 97.88 Yes Fill required <br /> 3 98.84 80 95.17 97.92 Yes Fill required <br /> t. Depth of suitable soil required below the infiltrative surface for treatment. <br /> 2. Total height of chamber in inches. <br /> 3. Maximum bury depth as per manufacturer's recommendations. <br /> 4. Based on chosen system elevation,and chamber height. Top of chamber is <br /> equivalent to top of aggregate. The addition of fill for cover or the reduction of <br /> finished grade may be required to meet minimum or maximum code standards. <br /> Version 2.0(R.03/01) <br />