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Page 3 of 7 <br /> Cross Section of an Inground Component Cell <br /> Using Leaching Chambers <br /> 431,eaching chambers (Approx. 215' in length) <br /> Proposed chambers centered over the approx. 93.25' contour. <br /> Observation/Vent Pipes <br /> Finished Grade= 94.00' <br /> Slope % = 6.5-10% <br /> Original Grade = 93.25' ky) <br /> Top of Shell = 91.25' <br /> m 4 <br /> System Elev. = 90.25' <br /> Treatment and Dispersal Zone <br /> --------- ____- Limiting Factor <br /> Observation/Vent pipes to be constructed and capped with approved materials for the <br /> particular use. <br /> Locate observation pipes at opposite ends of the distribution cell, and 1/5 to 1/10 the <br /> length of the distribution cell measured from the end of the cell. <br /> Sizing Calculation= 750 gal. DWF / .7 soil loading rate = <br /> 1071.43/ an EISA Rating of 25 for the ARC 36 Bio-diffuser= <br /> 42.86 or 43 chambers. <br /> m� <br />