Agenda - Council - 06/10/1997 - Laserfiche WebLink

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§ 8.30 Page 258 Sub~L 8. ao 20. Sandy loam soil shall be placed on the filter material to a depth of 1 foot in the center of the mound and to a depth of 6 inches at the sides. 21. A maxirm:rn of two 10-foot wide beds may be installed side by side in a s~ngle mol~nd if the soil percolation rate is between 5 and 60 rn~nutes per inch to a depth of at least 24 inches below the sandy layer. The beds shall be separated by 4 feet of clean sand. 22. When two beds are installed side by side, the sandy lo~r- fill at the center of the mound shall be 18 inches deep and 6 inches deep at the sides. 23. Six inches shall be placed on the fiIl material over the entire area of the mound. 24. A grass cover shall be established over the entire area of the motlnd. 25. No shrubs shall be planted on the top of the mound. Shrubs may be placed at the foot and side slopes of the mound. 26. The side slopes on the mound shall be no steeper than 3 to 1. 27. Whenever mounds are located on slopes, a diversion shall be constructed immediately upslope from the mound to intercept and direct runoff. 28. A vertical inspection pipe at least 1-1/3 inches in diameter must be installed in each drainfield rock layer of every moumd. The inspection pipe must have 3/8 inch or larger perforations spaced vertically no more than 6 inches apart. At least two perforations must be located in the rock layer. The inspection pipe must extend to the bottom of the rock layer and must be capped flush with or above finished grade. 30. A pump must be used as specified in this Chapter (Refer to Dosing Devices for Pressure Distributions). 1990 Urbnn service area altern~ves. General. Sanitary sewer service is expected to be available to portions of the 2000 Urban Service Area by 1990. The 2000 Urban Service Area property owner shall remain responsible for individual waste disposal until such time that the sewer connection is affected. Urban area lot dimensions tend to be more restrictive for certain methods of waste disposal. It is the purpose of this section to provide the urban service area with alternatives to the long-term approach of individual waste treatment hereto before outlined in this chapter. Such alternatives ~411 allow for "temporary" treatment until such time Ghat. the property is connected to the mu_nicipal sewer. Systems described herein are Printed 12,/28/90 I I i I I I I I I I I I I I I I I I