Measure J Projects
The transportation authority reviews progress on ongoing projects funded by Measure C and/or Measure J through a program management system and a variety of reports such as Monthly Project Status Reports [PDF-2 MB] and the Quarterly Project Funding Plans. Click here for more information on completed projects.
Following is a list of projects to be funded through Measure J.
Caldecott Tunnel Fourth Bore
BART - East Contra Costa Extension
State Route 4 East Widening
- SR 4 East Widening: Somersville Road to SR 160 [PDF-217 KB]
- SR4 East Widening: Loveridge Rd. to Somersville Rd. [PDF-166 KB]
Capitol Corridor Improvements
East County Corridors
- SR4 Bypass: Widen to 4 Lanes - Laurel Rd. to Sand Creek Rd. [PDF-197 KB]
- SR4 Bypass: Sand Creek Interchange - Phase 1 [PDF-217 KB]
- Vasco Road Safety Improvements - Phase 1 (CC County)
- SR4 Bypass: Segments 1 and 3
Interchange Improvement on I-680 & State Route 242
- I-680/SR4 Interchange Improvements - Phase 1 [PDF-219 KB]
- SR242/Clayton Road Southbound Off-Ramp [PDF-208 KB]
- SR242/Clayton Ramps PSR-PDS Volume 1 [PDF - 759 KB]
- Attachment A-Location Map [PDF - 1.8 MB]
- Attachment B-Build Alternative [PDF - 2.5 MB]
- Attachment C-Alternatives Considered (Conceptual Layouts) [PDF - 3.1 MB]
- Attachment D-Preliminary Cost Estimate [PDF - 117 KB]
- Attachment E-PEAR_REV [PDF - 805 KB]
- Attachment F-Transportation Planning Scoping Information Sheet [PDF - 79 KB]
- Attachment G-Right of Way Conceptual Cost Estimate [PDF - 32 KB]
- Attachment H-Risk Register [PDF - 36 KB]
- I-680/Marina Vista Interchange Modifications [PDF-215 KB]
- SR242/Clayton Road Northbound On-Ramp
- Willow Pass Road/SR4 Ramp Reconstruction [PDF-195 KB]
I-80 Carpool Lane Extension and Interchange Improvements
- I-80/San Pablo Dam Road Interchange Improvements [PDF-104 KB]
- I-80/Central Avenue Interchange Improvements [PDF-216 KB]
- I-80 Integrated Corridor Mobility [PDF-234 KB]
I-680 Carpool Lane Gap Closure/Transit Corridor Improvements
- I-680 Carpool Lane Gap Closure (Central County) [1.1 MB]
- I-680 Southbound Carpool Lane Extension (Restripe)
- I-680 HOV Direct Access Ramps Project [PDF-200 KB]
Richmond Parkway
BART Parking, Access and Other Improvements
BART Parking, Access and Other Improvements - Central County
- Access Improvements at Central County BART Stations [PDF-159 KB]
- Improved Vertical Circulation: Pleasant Hill Station [PDF-203 KB]
- Comprehensive Wayfinding System for Central County BART Stations
- Electronic Bicycle Facilities at Concord, North Concord, Walnut Creek, and Pleasant Hill BART Stations
BART Parking, Access and Other Improvements - West County
- Transit Oriented Development (TOD) and Access Improvements at El Cerrito Plaza & del Norte BART Stations
- Improved Vertical Circulation at El Cerrito Plaza BART Station
- Electronic Bicycle Facilities at El Cerrito del norte, El Cerrito Plaza, and Richmond BART Stations
- Improved Vertical Circulation at El Cerrito del Norte BART Station
Additional Bus Transit Enhancement
Major Streets: Traffic Flow, Safety, & Capacity Improvements
- Marsh Creek Road Upgrade (Clayton) [PDF-223 KB]
- Pacheco Blvd. Realignment and Widening (Contra Costa County)
- Kirker Pass Road Truck Lanes - Northbound (Contra Costa County)
- Court Street Overcrossing - Phase 1 (Martinez)
- Buskirk Avenue Widening - Phase 2 (Pleasant Hill)
- Geary Rd. Widening - Phase 3 (Walnut Creek & Pleasant Hill) [PDF-205 KB]
- Waterworld Parkway Bridge (Concord)
- Contra Costa Blvd. Improvements (Pleasant Hill) [PDF-187 KB]
- Ygnacio Valley Road Permanent Restoration - Phase 2 (Concord) [PDF-210 KB]
- Clayton Rd./Treat Blvd./Denkinger Rd. Intersection Capacity Improvements (Concord)
- Old Marsh Creek Road Overlay (Clayton) [PDF-211 KB]