Interstate 80/Gilman Street Interchange Improvement Project

5 Documents in Project


SCH Number
Lead Agency
California Department of Transportation, District 4
Document Title
Interstate 80/Gilman Street Interchange Improvement Project
Document Type
FIN - Final Document
Present Land Use
Transportation, Commercial, Park and Recreation, Industrial
Document Description
The California Department of Transportation (Caltrans) and Alameda County Transportation Commission (Alameda CTC) propose to improve operations for vehicles, bicycles, and pedestrians where Interstate 80 (1-80) and Gilman Street intersect. The project will construct two roundabouts at the 1-80/Gilman Street on- and off-ramp intersections and a bike/pedestrian bridge over 1-80, adjacent to Gilman Street.

Contact Information

Cristin Hallissy
Agency Name
California Department of Transportation, District 4
Contact Types
Lead/Public Agency

Agency Name
California Department of Transportation
Contact Types
Project Applicant


Cross Streets
Interstate 80/Gilman Street
State Highways
I-80, I-580, SR 123
San Francisco Bay, Codornices Cr

Notice of Completion

State 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 Highway Patrol, California Native American Heritage Commission (NAHC), California Public Utilities Commission (CPUC), California Regional Water Quality Control Board, San Francisco Bay Region 2 (RWQCB), California State Lands Commission (SLC), Department of Toxic Substances Control, Department of Water Resources, Resources Agency, San Francisco Bay Conservation and Development Commission (BCDC), State Water Resources Control Board, Division of Drinking Water
Development Types
Transportation (interchange improvements)
Project Issues
Aesthetics, Air Quality, Biological Resources, Coastal Zone, Cultural Resources, Cumulative Effects, Drainage/Absorption, Flood Plain/Flooding, Geology/Soils, Hazards & Hazardous Materials, Hydrology/Water Quality, Land Use/Planning, Noise, Population/Housing, Public Services, Recreation, Transportation, Wetland/Riparian


Environmental Document

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