B. Suitable Soils. Only areas where the actual or seasonal high groundwater or other limiting layer is a minimum of thirty (30) inches from the natural soil surface may be included in the designated septic system and future septic system replacement areas.
C. Tank Outside Designated Areas. Septic tanks, lift stations and aeration devices will be allowed in areas which are not included in the designated private sewage disposal and future septic system replacement areas due to critical soils provided that provisions are made to ensure that the inlet and outlet inverts, tops of tank, lift stations and aeration devices are water tight.
D. Minimum Number Of Borings. A minimum of three (3) soil borings shall define the designated area with one boring each at the high, middle and lowest elevations of the area.
E. Topography. The topography of the designated private sewage disposal system area and future septic system replacement areas shall be provided in one (1) foot contours.
F. Sizing of Designated Septic Areas. The designated areas shall be sized per Table I requirements. The number of bedrooms, or gallons per day for non-residential properties, that the size of the designated private sewage disposal system and future system replacement areas will allow, must be clearly shown on the tentative and final plats.
G. Free From Encroachment. The designated private sewage disposal system and future septic system replacement areas shall remain free of any structures, driveways, parking areas or other development.
H. Building Sewer/ Forcemain Easements. When access to the designated private sewage disposal and/or future septic system replacement areas will require the crossing of easements, lot lines or roadways, building sewer and/or forcemain easements shall be designated and provisions for protecting the forcemain or building sewer (i.e. sleeving) shall be specified.
I. Designated Septic System Areas To Serve More Than One Property. Septic systems serving more than one property shall be on common property under joint ownership of the users, or under public jurisdiction, or managed by a district established for the maintenance of such systems.
J. Documentation. Documentation shall be provided to the Department that there will be adequate revenues to maintain and operate the private sewage disposal system in compliance with Ordinance standards.
(Ord. O-201711-51-031, passed 11-14-2017)