Loading...
09_11_17 East_West Corridor Connectivity Study_Slide Presentation, Recommendationsi ^ East-West Corridor Connectivity Study - Study Recommendations November 17, 2009 2 ~ Presentation Outline • Review Study Process • Review Recommended Concept -Process to Identify Recommended Concept • Safety • Traffic Operations • Complete Streets • Property Impacts •Sustainability • Identify Improvement Priorities 3 4 Previous Work Session -Presented to City Council 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 • Bicycle accommodations should be considered 5 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 s ~ Process to Identify Recommended Concept -Safety -TrafOc Operations -Complete Streets -Property Impacts -Sustainability ~~ Recommended Concept Overview 8 ~~ Immediate Recommendation: Reserve Right of Way • Existing Wilbricht Ln./Asbury Rd. - NW Corner • Asbury Rd./University Ave. - NE Corner • Delhi St./University Ave. 9 G~ 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. • Traffic Operations • Safety • Accommodate Bicyclists • Cost: $160,000 & $130,000 io U 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. ii Immediate Recommendation: Add Sharrows • Accommodate Bicyclists • Cost -University Avenue: $32,000 -Loras Boulevard: $74,000 iz~ University Ave. &Loras Blvd.: Recommended Cross Section • Typical Cross Section • Recommended Concept is ~ High Priority -University Avenue Overlap Section • 2 Options Evaluated: Signalized Intersections and Roundabouts • Evaluation Considerations -Safety -Traffic Operations - Sustainability -Cost • Coordination -Technical Staff -Stakeholders i4 ~ High Priority -University Avenue Overlap Section 15 High Priority -University Avenue Overlap Section • Benefits of Roundabouts -Safety 2 •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 Young and Elderly Drivers is High Priority -University Avenue Overlap Section • Benefits of Roundabouts (continued) -Safety (continued) •Two-Stage Gap Acceptance for Pedestrians • Bicyclists - Sustainability -Reduction in Off-Peak Delay -Long-term Maintenance Cost Savings 1~ ~I High Priority -University Avenue Overlap Section (continued) • Typical Cross Section • Recommended Concept • Animation is ~ Moderate Priority -Realign Hillcrest Rd., Clarke Dr. and Wilbricht Lane with Asbury Rd. • Traffic Operations -Signalize Clarke Drive/Asbury Road • Safety • Complete Streets -Accommodate Bicyclists -Enhanced Pedestrian Accommodations • 4 Full Property Acquisitions • Cost: $1,540,000 • Recommended Concept 19 0 Moderate Priority -Realign St. Ambrose St. with Asbury Rd. • Traffic Operations • Safety • Enhanced Pedestrian Accommodations • 3 Full Property Acquisitions • Cost: $1,050,000 • Recommended Concept 20 Moderate Priority -Realign Delhi St. with University Ave. • Safety • Traffic Operations • 2 Full Property Acquisitions • Cost: $510,000 • Recommended Concept 3 zi Moderate Priority -Grandview Ave./Loras Blvd. Left-turn Lanes • NB, SB and EB Approaches • Traffic Operations • Safety • Enhanced Pedestrian Accommodations • Cost: $190,000 • Recommended Concept 22 Low Priority -Asbury Road: 3-lane Cross Section • Traffic Operations • Safety • Complete Streets -Accommodate Bicyclists -Enhanced Pedestrian Accommodations • Cost: $4,092,000 z3 ~ Low Priority -Asbury Road: 3-lane Cross Section • Typical Cross Section • Between Hillcrest Rd. & Clarke Dr. z4~®~' Low Priority -Asbury Road: 3-lane Cross Section • Between Green St. & University Ave. • Recommended Concept zsJ Low Priority - JFK Rd./Pennsylvania Ave. Right-turn Lanes • NB, SB, and EB Approaches • Traffic Operations • Safety • Enhanced Pedestrian Accommodations • Cost: $640,000 zs ~ Low Priority -Pennsylvania Avenue: Recommended Cross Section • Traffic Operations • Safety • Complete Streets 4 -Accommodate Bicyclists -Enhanced Pedestrian Accommodations • Cost: $6,110,000 z~~ Low Priority- Pennsylvania Avenue: Recommended Cross Section • Typical Cross Section • Between NW Arterial & Vizaleea Dr. • Recommended Concept zs Low Priority -Grandview Ave./University Ave. Signalization and Left-turn Lanes • Traffic Operations • Safety • Enhanced Pedestrian Accommodations • Cost: $190,000 • Recommended Concept z9 ~J Long-Term Improvements -Asbury Road West of NW Arterial: Recommended Cross Section • Traffic Operations • Safety • Accommodate Bicyclists • Cost: $1,970,000 • Typical Cross Section • Recommended Concept so Additional Considerations • Grandview Ave./Delhi St./Grace St. 5-leg Intersection • University Ave./Hill St./W 9th St./W 8th St. • University Avenue and Delhi St. -Acquire Right of Way from Loras Blvd. to 5-leg Intersection for Bicycle and Pedestrian Accommodations 3i ®^ 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 5 EastEast--West Corridor West Corridor Connectivity Study Connectivity Study –– Study RecommendationsStudy Recommendations November 17, 2009 Presentation Outline •Review Study Process •Review Recommended Concept –Process to Identify Recommended Concept •Safety •Traffic Operations •Complete Streets •Property Impacts •Sustainability •Identify Improvement Priorities Review Review Technical Corridor Draft Study Kickoff ScreeningResults Meeting Public Involvement Public Involvement Corridor ScreeningReview Draft Study Results Review City Council City Council Concepts / Corridor ScreeningReview Draft Study Results Screening Data Collection Corridor Concept Development / Prepare ScreeningTraffic SimulationReport Corridor Screening Traffic Projections (ECIA) Consultant Data Collection Review Data Collected Site Visits Prepare Draft Report Identify Bottlenecks Perform Planning Level Capacity Videotape Corridors Incorporate City / Public Input Identify Potential Improvements Checks Travel Time Runs Prepare Final Report Traffic Simulation Brainstorm Range of Potential Concept Development Improvements Obtain City Data Project Sequencing Perform TransCAD Screening Analysis GIS Document Analysis Master Trail Plan Transit Maps Existing Utilities Evaluation / Refinement Criteria Traffic Operations Evaluation Criteria Obtain ECIA and Construction Costs / Impacts Diversion Potential Iowa DOT Data Diversion Potential Impact on US 20 Traffic LRTP Public / City Council Input General Costs / Impacts Traffic Counts Public Acceptance Public / City Council Input Public Acceptance Previous Work Session –Presented to City Council 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 •Bicycle accommodations should be considered 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 Process to Identify Recommended Concept –Safety –Traffic Operations –Complete Streets –Property Impacts –Sustainability Recommended Concept Overview Immediate Recommendation: Reserve Right of Way •Existing WilbrichtLn./Asbury Rd. –NW Corner •Asbury Rd./University Ave. –NE Corner •Delhi St./University Ave. Immediate Recommendation: Removing Parking and Convert to 3-lane section •Asbury Road –East of NW Arterial to University Ave. •Pennsylvania Avenue –VizaleeaDr. to University Ave. •Traffic Operations •Safety •Accommodate Bicyclists •Cost: $160,000 & $130,000 Immediate Recommendation: Add Sharrows •Asbury Road –NW Arterial to University Ave. •Pennsylvania Avenue –NW Arterial to University Ave. •University Avenue –East of LorasBlvd. and west of Booth St. •LorasBoulevard –University Ave. to Alta Vista St. Immediate Recommendation: Add Sharrows •Accommodate Bicyclists •Cost –University Avenue: $32,000 –LorasBoulevard: $74,000 University Ave. & LorasBlvd.: Recommended Cross Section •Typical Cross Section •Recommended Concept High Priority –University Avenue Overlap Section •2 Options Evaluated: Signalized Intersections and Roundabouts •Evaluation Considerations –Safety –Traffic Operations –Sustainability –Cost •Coordination –Technical Staff –Stakeholders High Priority –University Avenue Overlap Section RoundaboutsSignals Full Property Acquisitions1514 Cost$5,410,000$5,770,000 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 Young and Elderly Drivers High Priority –University Avenue Overlap Section •Benefits of Roundabouts (continued) –Safety (continued) •Two-Stage Gap Acceptance for Pedestrians •Bicyclists –Sustainability –Reduction in Off-Peak Delay –Long-term Maintenance Cost Savings High Priority –University Avenue Overlap Section (continued) •Typical Cross Section •Recommended Concept •Animation Moderate Priority –Realign Hillcrest Rd., Clarke Dr. and WilbrichtLane with Asbury Rd. •Traffic Operations –Signalize Clarke Drive/Asbury Road •Safety •Complete Streets –Accommodate Bicyclists –Enhanced Pedestrian Accommodations •4 Full Property Acquisitions •Cost: $1,540,000 •Recommended Concept Moderate Priority –Realign St. Ambrose St. with Asbury Rd. •Traffic Operations •Safety •Enhanced Pedestrian Accommodations •3 Full Property Acquisitions •Cost: $1,050,000 •Recommended Concept Moderate Priority –Realign Delhi St. with University Ave. •Safety •Traffic Operations •2 Full Property Acquisitions •Cost: $510,000 •Recommended Concept Moderate Priority –Grandview Ave./LorasBlvd. Left-turn Lanes •NB, SB and EB Approaches •Traffic Operations •Safety •Enhanced Pedestrian Accommodations •Cost: $190,000 •Recommended Concept Low Priority –Asbury Road: 3-lane Cross Section •Traffic Operations •Safety •Complete Streets –Accommodate Bicyclists –Enhanced Pedestrian Accommodations •Cost: $4,092,000 Low Priority –Asbury Road: 3-lane Cross Section •Typical Cross Section •Between Hillcrest Rd. & Clarke Dr. Low Priority –Asbury Road: 3-lane Cross Section •Between Green St. & University Ave. •Recommended Concept Low Priority –JFK Rd./Pennsylvania Ave. Right-turn Lanes •NB, SB, and EB Approaches •Traffic Operations •Safety •Enhanced Pedestrian Accommodations •Cost: $640,000 Low Priority –Pennsylvania Avenue: Recommended Cross Section •Traffic Operations •Safety •Complete Streets –Accommodate Bicyclists –Enhanced Pedestrian Accommodations •Cost: $6,110,000 Low Priority –Pennsylvania Avenue: Recommended Cross Section •Typical Cross Section •Between NW Arterial & VizaleeaDr. •Recommended Concept Low Priority –Grandview Ave./University Ave. Signalization and Left-turn Lanes •Traffic Operations •Safety •Enhanced Pedestrian Accommodations •Cost: $190,000 •Recommended Concept Long-Term Improvements –Asbury Road West of NW Arterial: Recommended Cross Section •Traffic Operations •Safety •Accommodate Bicyclists •Cost: $1,970,000 •Typical Cross Section •Recommended Concept Additional Considerations •Grandview Ave./Delhi St./Grace St. 5-leg Intersection thth •University Ave./Hill St./W 9St./W 8St. •University Avenue and Delhi St. –Acquire Right of Way from LorasBlvd. to 5- leg Intersection for Bicycle and Pedestrian Accommodations 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 Discussion/QuestionsDiscussion/Questions