I-680 Pavement Rehabilitation Project

4 Documents in Project


SCH Number
Lead Agency
California Department of Transportation, District 4
Document Title
I-680 Pavement Rehabilitation Project
Document Type
NEG - Negative Declaration
Document Description
Note: Review Per Lead Caltrans proposes to rehabilitate the mainline roadway and ramps pavement on I-680 from the Koopman Road Undercrossing in the town of Sunol to the Alcosta Boulevard Overcrossing in the city of Dublin. The project also proposes to repair or replace drainage systems, replace or upgrade guardrails, replace and upgrade the concrete median barrier within Segments 4-6, replace all signs, and implement ADA curb ramp requirements. The roadway will be rehabilitated within the same alignment, and all work will be done within the state ROW. There will be no increase in lane capacity, and no temporary or permanent acquisition of new ROW.

Contact Information

Charles Winter
Agency Name
California Department of Transportation, District 4
Contact Types
Lead/Public Agency


State Highways
Arroyo de la Laguna
Other Location Info

Notice of Completion

State Review Period Start
State Review Period End
State Reviewing Agencies
California Department of Conservation (DOC), California Department of Fish and Wildlife, Bay Delta Region 3 (CDFW), California Department of Parks and Recreation, California Highway Patrol, California Native American Heritage Commission (NAHC), California Regional Water Quality Control Board, San Francisco Bay Region 2 (RWQCB), California State Lands Commission (SLC), Department of General Services (DGS), Department of Water Resources, Office of Historic Preservation, Resources Agency, State Water Resources Control Board, Division of Drinking Water
Development Types
Transportation:Other (pavement rehabilitation)
Project Issues
Aesthetics, Biological Resources, Cultural Resources, Flood Plain/Flooding, Hazards & Hazardous Materials, Hydrology/Water Quality, Wetland/Riparian

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 state.clearinghouse@opr.ca.gov or via phone at (916) 445-0613.

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