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Maryland Avenue and Arkwright Street

Maryland Avenue and Arkwright Street. Jerry Auge, PE Project Manager Ramsey County 651-266-7117 jerry.auge@co.ramsey.mn.us April 2, 2013. Presentation Topics. Purpose/Background of Project Proposed Improvements Project Limits Infiltration Property Acquisition Update Costs Schedule

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Maryland Avenue and Arkwright Street

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  1. Maryland Avenue andArkwright Street Jerry Auge, PE Project Manager Ramsey County 651-266-7117 jerry.auge@co.ramsey.mn.us April 2, 2013

  2. Presentation Topics • Purpose/Background of Project • Proposed Improvements • Project Limits • Infiltration • Property Acquisition Update • Costs • Schedule • HSIP Crash Data

  3. Project Purpose • Improve Safety within the Corridor • Adding Left Turn Lanes on Maryland Avenue • Estimated Accident Reduction of 58%*** • Increase Lane Width to 11 feet • Improve Radii at Intersection of Arkwright St. • Consolidate Driveway Access near Arkwright St. • Improve Pedestrian Facilities at Intersection

  4. Maryland Ave/Arkwright Intersection • #1 Rated County Road intersection for Accidents in St. Paul • Rated #4 • Intersection of Highest Accidents @ 175 crashes • Crash Data for June 2007-2012 • ~35 crashes per year

  5. Existing and Proposed Improvements

  6. Existing Maryland Ave at Arkwright St. • Roadway width 40 feet • Four lane section • Lane width 10 ft • No designated left turn lanes at Arkwright St. • 30 mph

  7. Proposed Maryland Ave at Arkwright St. • Roadway width 44 feet • Four lane roadway • 2 foot curb and gutter • 11’ left turn lane • 11’ thru lanes • 5’ sidewalk • 5’ boulevard • 30 mph

  8. Proposed Maryland Ave Alignment

  9. Water Quality Improvements • Watershed requires Improvements • Infiltration/Water Quality Improvements • Necessary for the Proposed Project Imp. • Proposing to install within the Southwest Corner of Westminster/Maryland.

  10. Proposed Rain Garden

  11. Property Acquisition Update

  12. Parcels within the Project Limits • Total of 31 Parcels • 4 Commercial Properties • 26 Residential Properties • 1 MnDOT Property

  13. Property Acquisition Update • Total of 31 Parcels • 1 Property has Settled • 15 Properties Tentatively Settled • 15 Properties Unsettled

  14. North East Quadrant • 3 Residential Properties • Commercial Property • County/City has Prepared for all Options for Northeast Quadrant • St. Paul Water/Sewer Division • Other Private Utilities

  15. Project Costs • Federal Funding $1,363,300 • County State Aid Funding $1,350,000 • City Funding $1,050,000 • Total Project Costs $3,963,300

  16. Project Schedule Acquire All PropertiesMay 20, 2013 Project Approvals May 2013 Advertise Project June 2013 Utility Relocations July 2013 Start Construction August 2013 End Construction October 2013

  17. Project Phasing • To be Determined • Private/Public Utility Work • Community Input • Project Duration • Future Open House Meeting (April/May)

  18. Crash Data

  19. Crash Data • Report Prepared by FHWA (Crash Reduction Factors) • Iowa State and Iowa Department of Transportation Study (Effectiveness of Roadway Safety Improvements) • FHWA – Tool Box of Counter Measures

  20. Data In Reports • Estimated Crash Reduction to be Expected • Provide 12 Tables (FHWA)grouped as: • Intersections • Roadways • Non Intersection Crashes • Pedestrian Crashes • Tables provide a compiled Crash Reduction Factor (CRF)

  21. Maryland Avenue at Arkwright Street(Intersection) • CRF Incorporate this Information: • Crash Type • Crash Severity • Area Type • Configuration • Control • Major Traffic Volumes • Study Type • Minor Traffic Volumes • Reference • Intersections Observed • Crash Reduction Factor • Standard Error • Range

  22. FHWA (CRF) Table

  23. Maryland Avenue andArkwright Street Jerry Auge, PE Project Manager Ramsey County 651-266-7117 jerry.auge@co.ramsey.mn.us April 2, 2013

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