United States Highway 101/Hearn Avenue Interchange Project

5 Documents in Project


SCH Number
Lead Agency
California Department of Transportation, District 4
Document Title
United States Highway 101/Hearn Avenue Interchange Project
Document Type
NEG - Negative Declaration
Present Land Use
State highway row
Document Description
Caltrans in cooperation with the City of Santa Rosa and the Sonoma County Transportation Authority, proposes to modify and reconstruct the US hwy 101/Hearn Ave interchange in the City of Santa Rosa. The project would replace the existing Hearn Ave overcrossing with a new overcrossing that would have four traffic lanes with bike lanes and sidewalks on both sides of the roadway. The project would not change the alignment or operations of US 101 or the northbound US 101 ramps. The total length of the project is 0.7 mile (from PM 17.9 to 18.6).

Contact Information

Arnica MacCarthy
Agency Name
California Department of Transportation, District 4
Contact Types
Lead/Public Agency


Santa Rosa
Cross Streets
US 101 and Hearn Ave
Parcel #
State Highways
101, 12

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 Highway Patrol, California Native American Heritage Commission (NAHC), California Regional Water Quality Control Board, San Francisco Bay Region 2 (RWQCB), Department of Water Resources, Resources Agency
Development Types
Transportation:Highway/Freeway (improvements)
Project Issues
Aesthetics, Air Quality, Biological Resources, Cultural Resources, Cumulative Effects, Drainage/Absorption, Flood Plain/Flooding, Geology/Soils, Growth Inducement, Hazards & Hazardous Materials, Hydrology/Water Quality, Land Use/Planning, Noise, Public Services, Recreation, Transportation, Vegetation, Wetland/Riparian, climate change

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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