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CITY OF ROSEVILLE TH 36/RICE STREET (CSAH 49) INTERCHANGE IMPROVEMENTS ROSEVILLE CITY PROJECT 09-11 S.P. 62-649-27 EXECUTIVE SUMMARY This feasibility study and report has been prepared for the Trunk Highway (TH) 36/Rice Street (CSAH 49) Interchange Improvements, Roseville City Project 09-11. The project is being led by Ramsey County and includes interchange and roadway reconstruction, drainage, and utility improvements along Rice Street, County Road B West, Minnesota Avenue, and County Road B2 West in the Cities of Roseville, Maplewood, and Little Canada. The proposed improvements include the following: • Reconstruction of the standard diamond interchange to an offset single point interchange which will include replacement of the Rice Street bridge as well as construction of two ramp bridges over TH 36. • Construction of a noise wall and stormwater infiltration area as a result of the new interchange. • Reconstruction and widening of approximately 3,900 feet of Rice Street from south of County Road B West to north of County Road B2 West. Rice Street will be widened from 3-lanes to 4-lanes with shoulders, turn lanes, and concrete sidewalk along both sides of the roadway. • Traffic signal replacement and the construction of turn lane improvements at the intersections of Rice Street and County Road B West, the TH 36 ramps, Minnesota Avenue, and County Road B2 West. This includes improvements to the roadway approaches at each of these intersections. • Storm sewer, water main, and sanitary sewer improvements as well as private utility improvements (natural gas, telephone, electric, cable TV) along the segments of Rice Street, County Road B West, Minnesota Avenue, and County Road B2 West that are being reconstructed. Improvements to private utilities include burial of over head lines along the corridor. • Right-of--way and easement acquisition along the segments of Rice Street, County Road B West, Minnesota Avenue, and County Road B2 West that are being reconstructed. The estimated costs for the proposed improvements are detailed below. Proposed Improvement Estimated Cost Street Improvements $ 11,800,000 Storm Sewer Improvements $ 400,000 Sanitary Sewer Improvements $ 50,000 Water Main Improvements $ 250,000 Interchan,~provements $ 8,500,000 Subtotal -Construction Cost $ 21,000,000 Right-of-Way/Easement Acquisition $ 3,000,000 Roseville Overhead Utility Burial Construction & $ 350,000 Easement Acquisition