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The turn lanes on the east side of Cleveland A venue turn lanes are included in the Twin Lakes Parkway Phase One costs. The cost of the turn lanes on the west side of Cleveland Avenue are included with the I-35W Interchange improvement. The proposed 12" water main and sanitary sewer services to be located extending across the center of the Business Park have been include in the costs of Twin Lakes Parkway Phase Three. All other utilities are included in with the phase in which they are located. Prior A venue. Prior Avenue is proposed to be constructed as a typical commercial street between 32-feet and 36-feet wide with concrete curb and gutter. The proposed Prior Avenue section would be approximately 500-feet in length and include an 8-foot bituminous path. Prior A venue construction costs have been included in the Phase Four cost estimate. All proposed pavement sections are assumed to be bituminous, meet a 10 ton classification and have a design speed of 35 miles per hour. The bituminous has been estimated as three 2-inch lifts with and 8-inch class- V aggregate base and 12-inch sand sub-base with sub drains. I-35W Interchange. The proposed upgrades to the 1-35 interchange include the removal of the north bound I-35W exit loop to west bound Cleveland A venue and the construction of a new right-turn lane along the west side of Cleveland A venue from the ramp to County Road C. In addition, the existing signal at Cleveland Avenue will be upgraded to accommodate the geometric changes to the intersection. The reconfiguration of the I-35W interchange at Cleveland A venue includes an HOV lane and ramp meters on the north bound I-35W ramp. b. Project Tasks Not Associated With Twin Lakes Parkway Urban Design. The urban design enhancements criteria have not been changed from the 1996 Plan. The urban design roadway enhancements include the streetscaping of existing roads and streets within and around the Twin Lakes Business Park. Typical streetscape elements include; street lighting, trees, plantings and bituminous pathways. Corner monuments are also included as enhancements and the costs have been updated. It is anticipated that these improvements will be constructed as part of a future roadway project or adjacent site redevelopment. It is assumed that the enhancements to County Road C will be constructed as part of Ramsey County's 2003 reconstruction project and have not been included in this update. Twin Lakes Business Park Master Plan - Update of September 30, 1996 Report 4