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Published byJayson Hart Modified over 9 years ago
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East-West Corridor Connectivity Study – Study Recommendations November 17, 2009
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Presentation Outline Review Study Process Review Previous Input –City Council Workshop –Stakeholders –Long Range Planning Advisory Commission Review Recommended Concept –Process to Identify –Recommended Concept –Improvement Priorities Next Steps
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Corridor Screening Concept Development / Traffic Simulation Prepare Report Consultant Data Collection Site Visits Videotape Corridors Travel Time Runs Obtain City Data GIS Master Trail Plan Transit Maps Existing Utilities Obtain ECIA and Iowa DOT Data LRTP Traffic Counts Corridor Screening Review Data Collected Perform Planning Level Capacity Checks Brainstorm Range of Potential Improvements Perform TransCAD Screening Analysis Document Analysis Traffic Projections (ECIA) Identify Bottlenecks Identify Potential Improvements Traffic Simulation Concept Development Project Sequencing Prepare Draft Report Incorporate City / Public Input Prepare Final Report Evaluation Criteria Diversion Potential Impact on US 20 Traffic General Costs / Impacts Public / City Council Input Public Acceptance Technical Kickoff Meeting Review Corridor Screening Public Involvement Corridor Screening City Council Corridor Screening Review Concepts / Screening Review Draft Study Results Public Involvement Review Draft Study Results City Council Review Draft Study Results Evaluation / Refinement Criteria Traffic Operations Construction Costs / Impacts Diversion Potential Public / City Council Input Public Acceptance Data Collection
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Previous City Council Work Session –Presented July 2009 –Reviewed Corridor Screening Scenarios 19 – 22, TDM Strategies & Typical Sections Incorporating Bicycle Accommodations –General Direction Major ROW or Parking Impacts not Feasible ROW Impacts may be Considered on University Avenue Overlap Section Enhanced Bicycle / Pedestrian Accommodations Should be Considered
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Stakeholder/Agency Coordination Held September 16 & 17 –11 Individual Meetings –Presented Recommended Concept Signals vs. Roundabouts for University Avenue Overlap Section –Priorities University Avenue Overlap Section Improving Skewed Intersections
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Long Range Planning Advisory Commission Coordination Held September 16 –Presented Recommended Concept Signals vs. Roundabouts for University Avenue Overlap Section –LRPAC Response Very Supportive of Roundabouts Travel Demand Management Complete Streets Asbury Road/University Avenue
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Process to Identify Recommended Concept –Safety –Traffic Operations –Complete Streets –Property Impacts –Sustainability –Technical Staff Input –Stakeholder Input
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Recommend Concept - Complete Streets Bike Lanes A “Complete Street” is safe, comfortable and convenient for travel via automobile, foot, bicycle, and transit.
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Complete Streets Example High Visibility Crosswalk
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Recommended Concept Overview
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Immediate Recommendation: Reserve Right of Way Existing Wilbricht Ln./Asbury Rd. –NW Corner – Redevelopment Plans Being Considered Asbury Rd./University Ave. –NE Corner – Currently Vacant Delhi St./University Ave. –Existing House for Sale
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Immediate Recommendation: Removing Parking and Convert to 3-lane Section Asbury Road –East of NW Arterial to University Ave. Pennsylvania Avenue –Vizaleea Dr. to University Ave. Benefits –Traffic Operations –Safety –Consistent with Long-Term Improvements
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Immediate Recommendation: Add Sharrows Asbury Road –NW Arterial to University Ave. Pennsylvania Avenue –NW Arterial to University Ave. University Avenue –East of Loras Blvd. and west of Booth St. Loras Boulevard –University Ave. to Alta Vista St. Benefit – Accommodate Bicyclists
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High Priority – University Avenue Overlap Section 2 Options Evaluated: Signalized Intersections and Roundabouts Evaluation Considerations –Safety –Traffic Operations –Complete Streets –Cost Coordination –Technical Staff –Stakeholders
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High Priority – University Avenue Overlap Section RoundaboutsSignals Full Property Acquisitions1514 Cost (Construction + ROW)$5.4M$5.8M Traffic OperationsAcceptable SafetyPreferredAcceptable Complete StreetsPreferredAcceptable
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High Priority – University Avenue Overlap Section Benefits of Roundabouts –Safety Vehicle-to-Vehicle Conflict Points: 32 versus 8 Vehicle-to-Pedestrian Conflict Points: 24 versus 8 Crashes Less Severe –Slower Speeds –Left-turn, Right Angle and Head-on Crashes Eliminated Single Circulating Direction –Less Decisions for Drivers
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High Priority – University Avenue Overlap Section Benefits of Roundabouts (continued) –Safety (continued) Pedestrians Cross Each Direction of Traffic Separately Bicyclists –Complete Streets Compatibility –Reduction in Off-Peak Delay –Long-term Maintenance Cost Savings
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Recommended Concepts University Avenue Overlap Section –Roundabout and Signalized Concepts –Animation Asbury Road east of Northwest Arterial University Avenue / Loras Boulevard Pennsylvania Avenue Asbury Road west of Northwest Arterial
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Additional Considerations Grandview Ave./Delhi St./Grace St. 5-leg Intersection University Ave./Hill St./W 9 th St./W 8 th St. University Ave. and Delhi St. –Acquire Right of Way from Loras Blvd. to 5- leg Intersection for Bicycle and Pedestrian Accommodations
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Next Steps Finalize East West Corridor Connectivity Study Recommendations City Council Endorsement of East-West Corridor Connectivity Study Prioritize Improvements and Incorporate into CIP and Long Range Transportation Plans Implement Proposed Improvements
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Discussion/Questions
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