District 4 Current Projects
District Wide Projects
- 37 Corridor Projects
- Marin-Sonoma Narrows
- Vegetation Management Projects
- Roadside Vegetation Management, including Herbicide Spraying
- Drought-Related Tree Removal
- 82 Pedestrian Beacons HAWK System
- Advance Environmental Mitigation (RAMNA)
- The State Route 239 Project
- Glossary
Alameda
- 13 State Route 61 Emergency Bridge Railing Replacements
- 580 East and Westbound Rehabilitation Project
- 580 & 680 Alameda County Express Lanes
- 680 Express Lanes between Milpitas and Pleasanton
- 680 Corridor Improvements in Alameda County
- 680 Paving Project
- 80 Gilman Interchange Improvement Project
- 84 Arroyo De La Laguna Bridge Project
- 84 Niles Canyon Safety and Improvement Project
- 84 Expressway Widening and State Route 84/I-680 Interchange Improvements Project
- 84 Barrier Project
- 880 Washington Ave Ramps Reconstruction
- 880 Interchange Improvements (Winton Avenue and A Street)
- 880 Interchange Improvements (Whipple Road/Industrial Parkway Southwest and Industrial Parkway West)
- Oakland Alameda Access Project
- Various Locations Crosswalk and Ramp Restriping Project
Contra Costa
- 242 Northbound Rehabilitation Project Concord
- 580 Richmond-San Rafael Bridge Access Improvements
- 680 & 4 Interchange
Marin
- 1 Capital Preventive Maintenance (Proposed)
- 101 NB Central San Rafael Harbor Bridge Replacement
- 101 Marin Ramp Metering Project Northbound
- Lagunitas Creek Bridge Project
Napa
- 121 Capell Creek Bridge Repair
- 128 Conn Creek Bridge Replacement Project
- 128 Capell Creek Bridge Replacement Project
- Route 29 Paving between St. Helena and Calistoga
- Hopper Slough Bridge
- Soscol Junction
San Francisco
- State Route 1 Safety and Roadway Improvement Project
- 19th Avenue (CA Route 1) Combined City Project (Non-Caltrans Project)
- 101 Doyle Drive / Presidio Parkway
- Bay Bridge Info.org
- Van Ness Improvement Project (Non-Caltrans Project)
- Yerba Buena Island I-80 Interchange Improvement Project
- Central Freeway - WB I-80 to NB Hwy 101 Weekend Closure
- Farallones Avenue Overcrossing
- Skyline-Great Highway Intersection Project
San Mateo
- 82 El Camino Real Project
- 101 Cordilleras Creek Bridge Replacement Project
- 101 Express Lanes
- 101/92 Short-Term Interchange Improvements Project
- Caltrans' U.S. 101 Project | Institute For Sustainable Infrastructure
Santa Clara
- 9 Saratoga Creek Bridge
- 82 El Camino Real Pavement Rehabilitation Project (McKendrie Street to El Camino Real. Post Mile 9.8/R10.4)
- 82 El Camino Real Pavement Rehabilitation and ADA Improvements (0.5 mile north of SR-237 to Sand Hill Road)
- Caltrans' U.S. 101 Project | Institute For Sustainable Infrastructure
Solano
- Delta Ferry
- 80/SR 29 Bridge Replacement Project Vallejo
- 80 Six Bridges
- 80 680 12 Interchange
- Solano I-80 Express Lanes
Sonoma
- 1 Gleason Beach Realignment
- 1 Paving near Bodega Bay and Jenner
- 101 Widening in Petaluma
- 101 Big Pave 2 Geyserville to Cloverdale
- 12 Hooker Creek and Sonoma Creek Bridge Replacement Project
- 12 Paving Project in City of Sonoma
- 116 Guerneville Pedestrian Upgrades
- Hwy Retaining Wall Project between Jenner and Fort Ross