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West Contra Costa Unified School District March 12, 2013

Major Interchange Modifications at I-80 and San Pablo Dam Road, McBryde Avenue and El Portal Drive. West Contra Costa Unified School District March 12, 2013. Project Location. El Portal Drive. San Pablo Dam Road. I-80/San Pablo Dam Road Interchange. Project Limits. McBryde Avenue.

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West Contra Costa Unified School District March 12, 2013

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  1. Major Interchange Modifications at I-80 and San Pablo Dam Road, McBryde Avenue and El Portal Drive West Contra Costa Unified School District March 12, 2013

  2. Project Location El Portal Drive San Pablo Dam Road I-80/San Pablo Dam Road Interchange Project Limits McBryde Avenue

  3. Project Goals • Reduce Traffic Congestion at the I-80/SPDR Interchange • Improve Safety and Access to, from and on I-80 • Provide Safe and Efficient Pedestrian Access Across I-80 • Accommodate Future Traffic Volumes • Provide Better Access to Amador Street

  4. Congestion on SPDR, Spillover Impacts EB Traffic near Denny’s WB Traffic at Amador St

  5. Safety Issues Height of SPDR OC (14’-8” Clearance) Standard Clearance = 16’-6” 14’-8” WB I-80

  6. Safety Issues Narrow/No Sidewalks Narrow Sidewalk (Width = 4’-0”) No Sidewalk Standard Sidewalk Width = 6’-0” (Minimum) SPDR OC Amador St

  7. Safety Issues Pedestrian OC Does Not Cross Amador St Riverside Elementary School Amador St

  8. Riverside Ave. Pedestrian Overcrossing • 283 crossings (7 AM – 4 PM) @ POC AM Peak Hour (8 AM – 9 AM): 83PM Peak Hour (2:30 PM – 3:30 PM): 98 • Amador Street:85th Percentile: 35 mphMax Speed: 45 mphAM Peak Hour (Both Direction): 792 cars/hourPM Peak Hour (Both Direction): 884 cars/hour ADT onAmador St : 7948 cars/day (6247 NB, 1701 SB)

  9. Project Features & Benefits Construct McBryde Connector Road Replace and Widen SPDR OC Relocate McBryde Ave Access SPDR City of Richmond City of San Pablo McBryde Ave Amador St To San Francisco Remove ExistingPOC Replace Riverside Ave POC Realign Amador St To Sacramento Full Interchange at El Portal Dr Realign El Portal Dr Relocate El Portal Dr Access El Portal Dr Extend Auxiliary Lane Construct On-Ramp

  10. Replace and Widen SPDR OC Jack in the Box SPDR Raised Median Denny’s Six Lanes 5’ (Min) Shoulder 7’ Sidewalk To Sacramento To San Francisco Amador St Left Turn to Amador St Wider Ramp Realign Amador St

  11. Relocate El Portal Dr WB On-Ramp Shell Gas Station Construct Sound Wall Reduce Accident Rates New Freeway Entrance Realign El Portal Dr El Portal Dr To Sacramento To San Francisco Relocate El Portal Dr Access Extend Auxiliary Lane Wider Ramp El Portal Dr

  12. Relocate McBryde Ave Exit to SPDR Denny’s McBryde Ave Traffic Exit at SPDR McBryde Ave Connector Road SPDR Amador St To Sacramento To Sacramento To San Francisco To San Francisco Safer Access to McBryde Ave McBryde Ave Connector Road McBryde Ave City of San Pablo City of Richmond Reduce Accident Rates Eliminate Unsafe Weaving Conflict Amador St Improved Traffic Operations on I-80

  13. Relocate McBryde Ave Exit to SPDR To Sacramento To San Francisco SPDR

  14. Replace Riverside Ave Pedestrian Overcrossing Riverside Ave Humboldt Ave To Sacramento To San Francisco Amador St POC Spans Over Amador St Remove Existing POC Riverside Elementary School Safer Access To/From School

  15. Project Cost / Funding Total Project Cost . . . . . . . . . . . . . . . . . . $113.8 M Current Funding: • Measure J Funds: $7 M • City of San Pablo Redevelopment Fund $3 M • STIP Funds $15 M • Regional Measure 2 Funds $8 M Available Funds$33.0 M Funding Shortfall$80.8 M

  16. Project Phasing

  17. Project Phasing SPDR To San Francisco To Sacramento Amador Street

  18. Bridge Aesthetics San Pablo Dam Road Overcrossing Blue-Colored, Curvilinear Fence Solid Metal Panels Perforated Metal Panels

  19. Bridge Aesthetics Sample Tiles Colored Tiles Fencing Fractured Rib Pedestrian Ramps Ramp Aesthetics (School Side of I-80) Blue-Colored Fence Riverside Avenue Pedestrian Overcrossing (POC)

  20. Riverside Ave Pedestrian Overcrossing Riverside Ave Amador St Reconfigured Parking Lot Riverside Elementary School POC Spans Over Amador St Safer Access To/From School

  21. Project Schedule 2006 07 08 09 10 11 12 13 14 2015 Begin Final Design: April 2011 Begin Construction Phase 1: Late 2014 Begin PA&ED: September 2006 IS/EA - PR Approved: May 2010 Submitted 35% Design December 2011 Complete Final Design Phase 1: Late 2013 Award Project Phase 1: Nov 2014 ROW Certification: Mid 2014 Submitted 65% Design September 2012 Public Meetings – September 12/25, 2012

  22. Thank You For more information visit: www.ccta.net

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