State Route 4 (East) Widening Project: Loveridge Road to State Route 160

7 Documents in Project


SCH Number
Lead Agency
California Department of Transportation, District 4
Document Title
State Route 4 (East) Widening Project: Loveridge Road to State Route 160
Document Type
EA - Environmental Assessment
Present Land Use
Document Description
Widen the existing four-lane highway to an eight-lane facility with one HOV lane and three mixed-flow lanes in each direction for a distance of approximately 6.46 miles from west of Loveridge to east of Hillcrest Avenue.

Contact Information

Barney Wong
Agency Name
Department of Transportation, District 4
Contact Types
Lead/Public Agency


Antioch, Pittsburg
Contra Costa
Cross Streets
0.8 mile west of Loveridge Road to 0.7 mile eastof Hillcrest Avenue
Total Acres
6.46 lin. mi.
State Highways
Martin Luther King Children's Center and Preschool, Los Medanos
West Kirker Creek, Unnamed Drainage (east of Loveridge), East Kirker Creek, West Antioch Creek,
Other Information
Schools: College, Turner ES, Marsh ES, Live Oak Continuous School, Bidwell ES, Park MS, Belshaw ES, Christian HS, Promised Land Christian School, Cornerstone Christian School, Hilltop Christian School, Stepping Stones Academy Waterways: Los Medanos Wasteway, Markley Creek

Notice of Completion

State Review Period Start
State Review Period End
State Reviewing Agencies
Air Resources Board, Transportation Projects, 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 Toxic Substances Control, Department of Water Resources, Office of Historic Preservation, Resources Agency, San Francisco Bay Conservation and Development Commission (BCDC)
Development Types
Project Issues
Aesthetics, Agriculture and Forestry Resources, Air Quality, Cultural Resources, Flood Plain/Flooding, Geology/Soils, Growth Inducement, Hazards & Hazardous Materials, Hydrology/Water Quality, Land Use/Planning, Noise, Population/Housing, Public Services, Recreation, Transportation, Vegetation, Wetland/Riparian, Wildlife

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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