Freeway Performance Initiative Interstate 580 in Alameda County

3 Documents in Project


SCH Number
Lead Agency
California Department of Transportation, District 4
Document Title
Freeway Performance Initiative Interstate 580 in Alameda County
Document Type
MND - Mitigated Negative Declaration
Present Land Use
State Highway

Document Description
This project proposes the installation and implementation of a ramp metering system and traffic operations system (TOS) along I-580, in Alameda and San Joaquin Counties. The project limits are from the Patterson Pass Interchange in unincorporated San Joaquin County (PM 13.5) to Greenville Road in the City of Livermore, Alameda County (PM 8.1) and from San Ramon Road in the City of Dublin, Alameda County (PM 22.0) to Strobridge Avenue in Castro Valley, an unincorporated area in Alameda County (PM 30.3). The project includes metering 12 existing on-ramps, 2 of which will be widened to provide for a High Occupancy Vehicle Occupancy Vehicle (HOV) preferential lane or Mixed Flow (MF) lane. A total of 59TOS elements [36 Traffic Monitoring Stations (TMS), 21 Closed Circuit Television Cameras (CCTV), and 2 Changeable Message Signs (CMS) will be installed.

Contact Information
Valerie Shearer
California Department of Transportation, District 4
Lead/Public Agency
111 Grand Avenue, MS 8B
Oakland, CA 94612

Phone : (510) 286-5594


Dublin Livermore Pleasanton
Other Location Info
Castro Valley

Notice of Completion

Review Period Start
Review Period End
Development Type
Transportation:Other (Traffic Operation Systems)
Project Issues
Aesthetics Air Quality Biological Resources Cultural Resources Flood Plain/Flooding Geology/Soils Hazards & Hazardous Materials Hydrology/Water Quality Noise
Reviewing Agencies
Air Resources Board, Transportation Projects California Air Resources Board (ARB) California Department of Fish and Wildlife, Bay Delta Region 3 (CDFW) California Department of Parks and Recreation California Department of Transportation, District 4 (DOT) California Highway Patrol California Native American Heritage Commission (NAHC) California Regional Water Quality Control Board, San Francisco Bay Region 2 (RWQCB) Department of Water Resources Office of Emergency Services, California Resources Agency

Disclaimer: The document was originally posted before CEQAnet had the capability to host attachments for the public. To obtain the original attachments for this document, please contact the lead agency at the contact information listed above. You may also contact the OPR via email at or via phone at (916) 445-0613.

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