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stating that arrangements have been made to supply the plat must be attached.This <br /> provision shall not apply to the Airport Overlay. <br /> 2. When a community water supply is to be provided,detailed drawings of a water <br /> distribution system shall be submitted.A well shall be constructed,a pump and <br /> storage tank shall be installed,and a letter from the Washington State Department <br /> of Health stating that plans and specifications have been approved shall be <br /> attached. <br /> 3. When an individual well is to be constructed on each lot,well sites shall be located <br /> on the plat map. <br /> 4. There shall be one soil log hole to a depth of forty-eight inches on each lot located in <br /> the approximate drainfield area.When percolation tests are requested(use <br /> separate sheet),test holes must be at a depth of thirty-six inches.Larger lot sizes <br /> may be required when percolation rates are over twenty minutes per inch.This work <br /> shall be done by a registered engineer or licensed designer. <br /> 5. Where septic tanks are to be used,there shall be a minimum depth of three feet of <br /> porous soil above hardpan,clay,or ground water.Fill material more than eighteen <br /> inches shall require approval by the health department.Each test hole shall be <br /> clearly marked for easy identification by a stick or flag.If the test holes cannot be <br /> properly identified,it may result in the plat not being considered for recording. <br /> 6. If natural growth prevents the health department from making an adequate <br /> evaluation of the proposed plat,then clearing and grubbing may be specified for <br /> those areas of the plat that are in question. <br /> 7. Lots must be numbered and staked. <br /> 8. Submit a copy of the final linen that will be filed for recording. <br /> 9. Notify this department seven days prior to date of recording for a site inspection. <br /> 10.It is the design engineer's responsibility to see that the sponsor or owner has <br /> complied with the above items pertinent to recording his plat,before the health <br /> department can give approval to the planning department for acceptance. <br /> 11.Any variances from the platting requirements of this regulation shall require <br /> approval by the health officer prior to submission for platting.(Ord.2019-013,2019; <br /> Res.72-69 Reg. 11 §9, 1972). <br /> 13.08.100 Boundary Line Adjustments-Public Health Requirements <br /> 17 <br />