Agenda - Council - 04/24/2018 - Laserfiche WebLink

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Segments D-1, D-2, D-3 and D-4 include trails, sidewalks and miscellaneous street scape improvements along Sunwood Drive. The Segments, and associated costs, are presented in the following table. Segment Location D-1 D-2 D-3 D-4 Total Center Street to Sapphire Street Xenolith Street to Center Street Yolite Street to Xenolith Street Zeolite Street to Yolite Street Estimated Cost $ 113,000 $ 176,000 $ 198,000 $ 204,000 $ 691,000 The above costs are considered project costs and include 30% contingencies and project development costs. Project development costs include administrative, engineering, and fiscal related costs. Summary of Costs The total for the roadway, trail, sidewalk, street lighting, lateral sanitary sewer and water main improvements is estimated at $3,857,000. The total trunk related improvements for sanitary sewer and storm sewer is estimated at $288,000. The total landscaping improvements along Sunwood Drive from Zeolite Street to Sapphire Lane is estimated at $691,000. General Cost Estimating Assumptions • Dewatering will be required for sewer and water installation. • Fill will be required for all roadways. • Borrow material cost does not assume use of regional pond excavation. • Aggregate base cost does not assume use of City stockpile. Segment A-1 Assumptions • Removal of existing 42-inch storm sewer included in trunk storm sewer cost. • Sanitary sewer is assumed to extend to midpoint of last parcels serviced by sewer line. • Roadway costs include tapering the roadway from a 47 ft wide median to a 20 ft wide median. • Includes an allotment for (2) 6 ft wide sidewalks along the roadway boulevard areas. • Costs for the median include restoration and plantings. Segment A-3 Assumptions • Relocation of 18-inch trunk sanitary sewer into future Ramsey Parkway alignment included in trunk sanitary sewer cost. • Sanitary sewer is assumed to extend to midpoint of last parcels serviced by sewer line. Segment E Assumptions • 30-inch regional pond outlet pipe included in trunk storm sewer cost. • Extension of sanitary sewer laterals to the right of way included in sanitary sewer cost. Additional Assumptions • No costs associated with construction of individual storm water ponds are included, as it is anticipated the regional pond will address all storm water runoff requirements. The regional pond Prepared by: Bolton & Menk, Inc. COST ALLOCATION ALTERNATIVES Center Street Area Analysis I R16.114924 Page 10