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• <br />Table 1: Implementation of Corridor Improvement Projects <br />• <br />• <br />DESCRIPTION <br />LOCATION <br />TRIGGER <br />ESTIMATED COST <br />Traffic Signal Improvements <br />(Includes new and revised signals) <br />CSAH 34 Intersections with: <br />• CSAH 49 <br />• Ware Road <br />• West Shadow Lake Drive <br />• Black Duck Drive <br />• CSAH 21 <br />• CSAH 54 <br />- Development <br />- Traffic /safety issues <br />- Minnesota Mannaul on Uniform <br />Traffic Control Devices (MMUTCD) <br />Warrants <br />- Availability of Funding <br />$250,000 to $1.0 million <br />per intersection <br />Posted Speed Limit Modifications <br />Western Segment of Corridor <br />(West of Black Duck Drive) <br />- Mn/DOT sets speeds limits on state <br />and local roadways. <br />- Monitor speeds and request a <br />Mn/DOT speed study when the <br />difference between posted and the 85th <br />percentile speeds approach 10 mph. <br />Minimal cost for roadway <br />section <br />Capacity Improvements: <br />Additional Lanes (Through Lanes) <br />Western Segment of Corridor <br />(West of Black Duck Drive) <br />- Consider additional lane in each <br />direction along CSAH 34 when traffic <br />volumes reach 10 to 12,000 vehicles per <br />day. <br />$5.0 million per mile <br />Turn Lanes (Left and Right) <br />Improvements <br />Major Intersections along Corridor as <br />Development Occurs <br />- Traffic volumes <br />- Safety /crash experience <br />- Sight distance <br />$100,000 to $500,000 <br />per turn lane <br />Access Management Strategies <br />Entire Corridor <br />- Development/redevelopment <br />- Safety /crash experience <br />- Congestion <br />Varies dependent on Access <br />Management Strategy <br />Safety Improvement Strategies <br />• Traffic Signal Improvements <br />• Turn Lane Improvements <br />• Improved Roadway Delineation <br />CSAH 34 Intersections with: <br />• CSAH 49 <br />• Ware Road <br />• S -Curve (Deerwood Ln - E. <br />Shadow Lk. Court) <br />- Safety/crash experience <br />See costs above for traffic <br />signal and turn lane <br />improvements. Minimal cost <br />for roadway delineation <br />Y <br />Bicycle/Pedestrian Trail Improvements <br />Entire Corridor <br />- Development <br />- In conjunction with other planned <br />roadway or trail improvements <br />- Availability of funding <br />$160,000 per mile for trail, <br />$185,000 to $1.0 million for <br />pedestrian underpass <br />Streetscape Improvements <br />Entire Corridor <br />(with emphasis areas at Ware Road and <br />CSAH 21) <br />- In conjunction with other planned <br />roadway or trail improvements <br />- Availability of funding <br />Varies depending on level of <br />streetscape desired <br />