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Silver Lake Plaza <br />Flow Control. System, Water Quality System, and Conveyance System Analysis and <br />Design Flow control to be provided by underground detention pipe located on the <br />southwestern portion of the site. Refer to section MR#7 of this report for more detailed <br />analysis. Water quality Treatment is to be provided by a Large Linear Sand filter located <br />near the southwest corner of the site downstream of the detention facility. Refer to <br />section MR#6 of this report for more detailed analysis. On -site Conveyance system to <br />0 mainly consist of12" diameter storm pipes located under the new parking area. Refer to <br />Appendix III of this report for verification of pipe sizing needs based on minimum slope <br />and developed site runoff. <br />• Special Reports and Studies <br />Refer to "Geotechnical Engineering Report' by Robinson Noble, Inc. dated March 23, <br />2016 within Appendix II for more detailed soil information. <br />0 <br />• <br />0 <br />Other Permits <br />Other possible permits may include dry utility permits, including cable, telephone, and <br />intemet services. Note that due to the project proposing less than 1 Acre of site <br />disturbance, a separate stormwater permit from WADOE should not be needed. <br />WESTERN ENGINEERS, INC. 4 PROJECT: 15-1415-A <br />