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Mn Ma1[ Woodruff, P.E. <br />October I5, 2010 <br />Page 9 oj4 <br />• Army Corp of Engineers/Department of Natural Resources Joint Wetland <br />Permit <br />• Federal Emergency Management Agency Conditional Letter of Map <br />Revision {CLOMRj prior to bridge construction <br />• Federal Emergency Management Agency Letter of Map Revision <br />(LOMR) after conshuction is compiete <br />• Rice Creek Watershed District Permits and Variance for fill within the <br />floodway <br />• National Pollutant Discharge Elimination System (NPDES) permit for <br />erosion control which could be included with the roadway work <br />The anticipated costs for the permits are inciuded in the cost estimate for the new <br />structure. We anticipate [he permitting costs of this project will offset by <br />providing more cost effective culvert structure at this iocation. <br />Estimate of Probable Construction Costs <br />Kimley-Horn has prepared an estimated total cost for bridge replacement. Ali <br />costs presented assumed 20� 1 const�ucrion dollars. Construction costs include <br />the anticipated bridge construction cost, but do not include roadway, erosion and <br />sediment control, traffic control, or other non-bridge related costs. Permitting <br />costs inciude the professional services to prepare the permit applications, <br />including wetland delineation, hydraulic modeling, and permit application fees. <br />Professional Services include bridge funding application, bridge design, bridge <br />plan and specificarion preparation, and bridge construction phase services. <br />The following table outlines the anticipated project costs, and detailed cost <br />information is attached. <br />Preliminary Estimate of Construction <br />Permit Preparation and Appiications <br />Professional Services <br />Subtotal <br />Contingency (15%1 <br />Total Anticipated Cost <br />Attachment: Construction Cost Estimate <br />$316,000 <br />$61,000 <br />$66,000 <br />$443,000 <br />$48,000 <br />$491,000 <br />Cc: Kristine Giga, P.E. — City of Arden Hills <br />Beth Engum, P.E. — KHA <br />