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BRUSH COLLEGE ROAD SEWER STUDY City of Decatur <br /> EXECUTIVE SUMMARY <br /> The City of Decatur has been approached about developments in the Brush College/Reas Bridge Road vicinity. <br /> To support such developments,the City needs to provide sanitary sewer services to this area.The City retained <br /> Clark Dietz to prepare a Sewer Study for this area to determine: <br /> • Service area <br /> • Improvement phasing and flow rates <br /> • Treatment and tie-in location <br /> • Preliminary design criteria for the new infrastructure requirements <br /> • Costs <br /> • Recommendations <br /> Service Area <br /> The 550-acre target Service Area surrounding the Reas Bridge Road and Brush College Road intersection was <br /> outlined based on existing industry limits,site topography,and input from City staff.The general area that <br /> would be served by the new sewer is shown in Figure 1. <br /> L&A Industnai Drive <br /> r � I <br /> s, <br /> Undeveloped Asea <br /> Existing Residential57 flares"" 179 Acres <br /> i <br /> `Existing Industrial <br /> Undevei <br /> 22A(- Admm @wilding <br /> oped Area <" <br /> „�: 209 Acres <br /> Development t <br /> 29 Acres' Undeveoped Area <br /> 91 Acres <br /> Development 2 1 <br /> 24 <br /> . .rt Legend <br /> +., Addi'l Pump Station <br /> PUnned <br /> Future <br /> FM Forcemam <br /> SS Sanitary Sewer <br /> 4.' <br /> Mueller Ave k' . sTr' SW Storm Sewer <br /> Figure 1.Identified Service Area for Sanitary Sewer <br /> This Service Area encompasses the planned developments provided to Clark Dietz by the City(Development 1 <br /> and Development 2), undeveloped areas,and existing developed but unsewered areas.The areas shown in <br /> figure two labeled as either"planned"or"future"would be served by gravity sewers.The areas labeled as <br /> "Addt'I Pump Station"on the east side of the figure are location in low-lying areas and require an additional <br /> pump station to pump flow to the proposed new pump station. <br /> Improvement Phasing and Flow Rates <br /> The design sewer flow rates from the Service Area were calculated based on land area and anticipated (or <br /> existing)land use.To control costs and avoid oversizing planned infrastructure,sewering of the Service Area <br /> was divided into three phases.These phases were defined as: <br /> Clark Dietz,Inc. 3 January 2021 <br />