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J. H. KLEINFELDER & ASSOCIATES <br />File No. 5-2568-4 <br />December 14, 1983 <br />Summary of Bases for Design <br />1. Effluent of 150 gal./day/bedroom. <br />3 Bedrooms = 450 gal./day <br />4 Bedrooms = 600 gal./day <br />2. Gravel bed absorption area, based on 1.25 gal./ft.2/day. <br />3 Bedrooms 450 gal./day = 360 ft. <br />1.25 gal./ft. /day <br />or square area = 19.0 ft. <br />�4 Bedrooms 600 gal./day = 480 ft. <br />1.25 gal./ft.2/day <br />or square area = 22.0 ft. <br />3. Sandy fill absorption area, at native interface. Based on <br />percolation rate of 60 to 120 min./inch, or 0.25 gal./ft.2/day. <br />3 Bedrooms 450 gal./day = 1,800 ft. <br />0.25 gal./ft.2/day <br />or square area = 42.5 ft. <br />4 Bedrooms 600 gal./day = 2,400 ft. <br />0.25/gal./ft. / Ya <br />or square area = 49.0 ft. <br />M <br />