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Resolution No. 983 Page 4 • 6. Revise Part V, Section 2, Building Sewers, Item 3, to read: The buried or concealed portion of any building sewer, building drain or branch thereof shall be located at least 20 feet from any well. The Building sewer shall be constructed of city approved pipe material with air tested joints. The Air test should be made by attaching an air compressor or test apparatus to a suitable opening.and closing all other inlets or outlets to the sewer and/or. drain under test by means of proper testing plugs. Air shall be forced into the system until there is uniform pressure of five pounds per square inch in the section being tested. The system shall be considered satisfactorily air tested if the pressure therein remains constant for 15 minutes without the addition of air. 7. Revise Part V, Section 6, Item B, Design and Construction, (1) to read: The bottom of the filter material in trenches and beds shall be at least three (3) feet above the seasonal high water table or bedrock. • 8. Revise Part V, Section 8, Item E, Distribution of Sewage, to read: It is strongly recommended that a pressure distribution system be utilized to provide equal distribution of the sewage effluent over the entire soil absorption area. 9. Add Part V, Section 10, Innovative Fill Trench System A. Applicability-- This system is intended for areas of moderately slow permeability where depth to groundwater is acceptable for a standard trench system. 1. Percolation Rate - The percolation rate of the original soil shall be more than 60 and not more than 90 minutes per inch. 2. Depth to Groundwater - Depth to groundwater or seasonally saturated area must be greater than 5 feet. 3. Flood Hazard - There shall be no hazard of flooding within the area considered for installation of the system. 4. Slope - The land slope in the area being considered for installation of the system must not be greater than 12%.