(A) Sewage collection and treatment system.
(1) All subdivisions shall be provided with an approved sewage collection and treatment system, as approved by the Jefferson County Health Department.
(2) Connection with the city sanitary sewer system shall be required except where the Planning Commission determines that such connection will require unreasonable expenditure when compared with other methods of sewage disposal.
(3) When septic tanks are permitted, the subdivider shall conduct percolation tests in accordance with requirements of the State Department of Health in order to determine the adequacy of proposed lot size and the soil.
(4) If a sanitary sewage treatment system is to be installed, the plans for such system shall be approved by the State Department of Health prior to approval of the final plat by the Planning
Commission.
(5) The sewage collection system shall be designed to handle the anticipated flow from within the subdivision, including development of future sections of the same subdivision. Recognized engineering design criteria in accordance with the requirements of the State Department of Health shall be used to design the system.
(6) The minimum size line, excluding house service lines, shall be eight inches in diameter.
(7) Manholes shall not be spaced more than 400 feet apart and shall be provided at all changes in grade, direction, and pipe size.
(8) The city may require larger sewer lines than are necessary to serve the subdivision and future development of the same subdivision in order to provide for future development of the area. In the event that said larger lines are required, then the developer may be entitled to participating aid from the city on said over-sized lines in accordance with the sewer policy of the city.
(9) Where a public water supply is not available, or a public sanitary sewer is not accessible, a certificate or letter from the County Health Department shall be presented showing the results of percolation tests for septic tanks and a statement as to the ability of soil to absorb water. The statement must set out that septic tanks meet the requirements of the County Health Department. The letter shall also state the County Health Department's recommendation as to the approximate recommended depth of wells, if known. If unknown, the subdivider shall sink a test well to enable the County Health Officer to evaluate the adequacy of the individual well water supply. The statement must set out that the well meets the requirements of the Jefferson County Health Department.
(10) Whenever a septic tank and an absorption system or water supply is to be provided, the subdivider shall require, as a condition in the bill of assurance of the subdivision, that those facilities shall be installed by the builders of the improvements in accordance with regulations and in compliance
with the standards of the Jefferson County Health Department.
(B) Water and sewer service connections. Water and sewer service connections shall be provided for every lot in the subdivision and the city water and sewer policy shall govern the size and material used in the installation of water and sewer service connections. No street cuts for utility connections will be allowed after the street has been paved.
(C) Water supply and distribution system.
(1) All subdivisions shall be provided with water supply and water distribution systems approved by and meeting the requirements of the State Department of Health.
(2) Where a public water supply is within one-quarter mile, the developer shall install or have installed a system of water mains and connect to such supply.
(3) The minimum size line, excluding house service lines, shall be eight inches in diameter.
(4) Fire hydrants shall be required in all subdivisions with a public water supply. The maximum distance between fire hydrants shall be eight hundred feet.
(5) Where a public water supply is not available, each lot in a subdivision shall be furnished with a water supply system approved by the State Department of Health. (Also see division (A)(9) for additional requirements).
(Ord. 172, passed 6-8-87; Am. Ord. 372, passed 7-18-05)