Cholame Section of the Route 46 Corridor Improvement Project

17 Documents in Project


SCH Number
Lead Agency
Caltrans, District 5 - San Luis Obispo/Santa Barbara (California Department of Transportation, District 5)
Document Title
Cholame Section of the Route 46 Corridor Improvement Project
Document Type
EIR - Draft EIR
Present Land Use
Agriculture, Residential Rural, Commercial

Document Description
The Cholame Section is the third section of the Corridor Project. As with the previously constructed sections, the Cholame Section would continue with the widening of the Route 46 Corridor from a two-lane highway to a four-lane divided expressway. Construction of the Cholame Section would begin at PM 49.7, approximately 0.2 miles east of the Shandon Roadside Rest Area and would continue to post mile 54.7, approximately 0.5 miles west of the State Route 41/46 intersection.

Contact Information
Cecilia Boudreau
California Department of Transportation
50 Higuera Street
San Luis Obispo, CA 93401

Phone : (805) 549-3376


35°41'24.68"N 120°20'3.69"W
Chalome, Shandon
San Luis Obispo
Cross Streets
Lucy Brown Road, Bitterwater Road, Davis Road
Total Acres
Approx. 215
Parcel #
State Highways
46 (PM 49.7/54.7)
Cholame Creek & White Canyon
Other Location Info
APNs: 017-101-010, 017-091-001, 017-091-009, 017-091-011

Notice of Completion

Review Period Start
Review Period End
Development Type
Transportation (convert 2-lane highway to 4-lane divided expressway)
Project Issues
Aesthetic/Visual Agricultural Land Air Quality Archaeologic-Historic Biological Resources Drainage/Absorption Economics/Jobs Fiscal Impacts Flood Plain/Flooding Forest Land/Fire Hazard Geologic/Seismic Greenhouse Gas Emissions Minerals Noise Population/Housing Balance Public Services Soil Erosion/Compaction/Grading Toxic/Hazardous Traffic/Circulation Vegetation Water Quality Water Supply Wetland/Riparian Growth Inducing Land Use Cumulative Effects
Reviewing Agencies
California Air Resources Board California Department of Conservation California Department of Fish and Wildlife, Central Region 4 California Department of Forestry and Fire Protection California Department of Parks and Recreation California Department of Water Resources California Governor's Office of Emergency Services California Highway Patrol California Native American Heritage Commission California Natural Resources Agency California Regional Water Quality Control Board, Central Coast Region 3 California State Lands Commission Department of General Services Office of Historic Preservation State Water Resources Control Board, Division of Water Quality Department of Toxic Substances Control


Environmental Document
_Memo   PDF 149 K Rte 46 Improvement_Cholame Section SDEIR-UEA_2019   PDF 25863 K Rte 46 Improvement_Cholame Section SDEIR-UEA_OPR_Summary_Form   PDF 72 K Vol I_Rte 46 Improvement FEIR-FONSI_2006   PDF 15738 K Vol II_Rte 46 Improvement FEIR-FONSI_2006   PDF 86833 K
Rte 46 Improvement_Cholame Section SDEIR-UEA_NOC   PDF 180 K
State Comments
2000011033_DTSC_Route 46 Corridor Improvement Project Supplemental Draft Environmental Impact Report_October 2019   PDF 1513 K

Disclaimer: The Governor’s Office of Planning and Research (OPR) accepts no responsibility for the content or accessibility of these documents. To obtain an attachment in a different format, 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. For more information, please visit OPR’s Accessibility Site.

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