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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,

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Presentation on theme: "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,"— Presentation transcript:

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 1

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

3 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 3 Project Goals

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

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

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

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

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

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

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

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

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

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

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

15 Project Cost / Funding Total Project Cost.................. $113.8 M Current Funding: 1.Measure J Funds: $7 M 2.City of San Pablo Redevelopment Fund $3 M 3.STIP Funds $15 M 4.Regional Measure 2 Funds $8 M Available Funds $33.0 M Funding Shortfall$80.8 M 15

16 Project Phasing 16

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

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

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

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

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

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


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