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1/12/83 Tract 5114 Page 2 7, That the minimum grade for gutter flowlines in public streets be set at 0.5$ unless otherwise approved by the City Engineer. Grades less than 0.5~ down to 0.3~ shall require special approval, submittal of as-built grade sheets, and controlled flow testing. 8. That all existing wells, septic tanks or holding tanks on the site be properly sealed, filled and abandoned prior to the start of grading operations unless Zone 7 retains specific wells for observation wells, or special approval is obtained from the City Engineer for temporary use of an existing well for construction water. 9. That the haul route for all materials to and from this development be approved by the City Engineer prior to approval of the final map or the start of any construction. 10. That the developer submit an erosion and sedimenta- tion control plan or procedure as part of the improve- ment plans prior to the approval of the final map. 11. That the developer submit a dust control plan or procedure as part of the improvement plans prior to approval of the final map. 12. That storm drainage swales, gutters, inlets, outfalls and channels not within the area of a dedicated public street or an approved public service easement be privately maintained by the property owners or through an association approved by the City. 13. That approval of the water supply and distri- bution system be withheld pending final design and until the developer has demonstrated to the satisfaction of the City Engineer that the proposed system meets both the immediate and long range requirements for supplying water in this area.