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I-394 MnPASS Enhancements: A Vision for the Future

I-394 MnPASS Enhancements: A Vision for the Future. MnPASS Community Advisory Group Meeting July 10, 2008. Infrastructure Improvements - Project Scope. Traffic Operations Analysis Concept Alternatives Transit & Carpool Access Concept of Operations & Enforcement Plans

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I-394 MnPASS Enhancements: A Vision for the Future

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  1. I-394 MnPASS Enhancements: A Vision for the Future MnPASS Community Advisory Group Meeting July 10, 2008

  2. Infrastructure Improvements - Project Scope • Traffic Operations Analysis • Concept Alternatives • Transit & Carpool Access • Concept of Operations & Enforcement Plans • Recommendations & Implementation Steps

  3. Areas Studied

  4. Costs and Implementation Steps

  5. Alternative Analysis Summary • Reversible Section - Ultimate 1 (Moveable barrier) • Reversible Section - Ultimate 2 (Permanent barrier) • TH 100 Interchange • I-394/I-94 EB 1A • I-394/I-94 EB 1B • I-394/I-94 WB 2A • 3rd Avenue Collector/Distributor • Dunwoody Ramps • I-394/I-494 Alt 1 • I-394/I-494 Alt 3

  6. Existing Condition

  7. I-394 EB, Year 2006 AM Peak Hour, Base Conditions

  8. I-394 EB, Year 2006 PM Peak Hour, Base Conditions

  9. Reversible Section - (Moveable barrier)

  10. Reversible Section - Ultimate 1 (Moveable barrier) LOS • EB I-394 - Improved operations during the p.m. peak hour, however queues will still develop at the I-94 off-ramps extending back to Penn Ave. • EB I-394 – Operations remain the same as existing during the a.m. peak hour • WB I-394 – Operations remain the same as existing during the a.m. and p.m. peak hours

  11. Reversible Section - Ultimate 1 (Moveable barrier) Thru-put • EB I-394 – Increased thru-put during the p.m. peak hour, however, no increase is expected on the ramp to EB I-94 (already at capacity) Access • Provides direct MnPass connections for all traffic movements at I-394/TH 100 • Provides an additional MnPass ramp at Dunwoody Blvd • Provides a new access to westbound I-94 for eastbound MnPass Traffic

  12. Reversible Section – Permanent Barrier

  13. Reversible Section - Ultimate 1 (Permanent barrier) LOS • Same as Moveable barrier option Thru-put • Same as Moveable barrier option Access • Maintains direct MnPass connections for existing traffic movements at I-394/TH 100 • Maintains existing MnPass ramp at Dunwoody Blvd • Provides a new access to westbound I-94 for eastbound MnPass Traffic

  14. I-394 / TH 100 Interchange - Ultimate

  15. I-394 / TH 100 Interchange - Recommended

  16. Recommended Alternative – 5D

  17. I-394 EB, Year 2006 AM Peak Hour, 5D

  18. I-394 EB, Year 2006 - PM Peak Hour, 5D

  19. Reversible Section - Recommendations • Reversible – Ult. 1 (Moveable barrier) • TH 100 area (EB direction) • Alt 5d = reconstruct EB to add 3rd lane • Staged Implementation • w/ HOV to EB I-94 • w/ HOT to EB I-94 • w/ HOT to EB I-94 & full width shldrs at 100

  20. Comparison of Benefits

  21. Comparison of Costs

  22. Questions and More Information Visit: www.mnpass.net or Contact Brian Scott, PE SRF Consulting Group, Inc. 763-475-0010 bscott@srfconsulting.com

  23. MnPASS Access Points

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