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Edwin Zillmer Plan View & Cross Section Page 3 of 3 <br /> ObservationNent Pipes <br /> // <br /> / <br /> Finished Grade= <br /> � Finished Grade= � / <br /> Slope%= <br /> Original Grade <br /> Original Grade <br /> Top of Shell= <br /> System Elev. <br /> 'lam <br /> I' Treatment and Dispersal Zone <br /> Limiting Factor <br /> ObservationNent pipes to be constructed and <br /> capped with approved materials for the particular use. <br /> GPD 300 / Load Rate 0.7 = 429 Sq. Ft, 2 End Caps = 5.8 Sq.Ft. <br /> 422.77 Sq. Ft. / EISA 19.1 = 22.135 or 23 Total Quick 4 Standard Chambers <br /> 422.77 Sq. Ft. / EISA 20.0 = 21.139 or 22 Total Quick 4 Chambers <br /> OBERVATION/VENT PIPES <br /> Q 12" INFILTRATORS <br />