Santiago Canyon Road Storm Drain Repair Project


SCH Number
Lead Agency
Orange County
Document Title
Santiago Canyon Road Storm Drain Repair Project
Document Type
MND - Mitigated Negative Declaration

Document Description
The proposed project includes removal of a failed 24in. corrugated metal pipe (CMP) cross culvert, a failed 40 lineal feet of 18in. CMP over-side drain, and reconstruction of 200 lineal feet of the westerly roadway fill slope. The proposed project would reconstruct the roadway fill slope by benching new fill; construct 190 lineal feet of 36in. reinforced concrete pipe (RCP); install slope collector sub-drains; provide pavement replacement and resurfacing; and construct asphalt concrete curbs, as necessary.

Contact Information
Lisa Cibellis
Orange County Public Works
P.O. Box 4048
Santa Ana, CA 92702-4048

Phone : (714) 834-2089


33°42'26.9"N 117°38'34.7"W
Cross Streets
Santiago Canyon Rd. and Gertner Estate Rd.
Total Acres
State Highways
Other Location Info
City/Nearest Community: Silverado

Notice of Completion

Review Period Start
Review Period End
Development Type
Other (Storm Drain Repair)
Local Action
Other Action
Project Issues
Aesthetic/Visual Air Quality Archaeologic-Historic Biological Resources Drainage/Absorption Flood Plain/Flooding Forest Land/Fire Hazard Geologic/Seismic Noise Recreation/Parks Soil Erosion/Compaction/Grading Toxic/Hazardous Traffic/Circulation Vegetation Water Quality Wetland/Riparian Wildlife Land Use
Reviewing Agencies
California Department of Fish and Wildlife, South Coast Region 5 California Department of Parks and Recreation California Highway Patrol California Native American Heritage Commission California Regional Water Quality Control Board, Santa Ana Region 8 California State Lands Commission Department of Water Resources Resources Agency California Department of Transportation, District 12

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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