SM-280 Seismic at 5 Bridges

Summary

SCH Number
2019119043
Lead Agency
Caltrans, District 4 - Bay Area/Oakland (California Department of Transportation, District 4)
Document Title
SM-280 Seismic at 5 Bridges
Document Type
MND - Mitigated Negative Declaration
Received
Project Applicant
California Department of Transportation (Caltrans)
Present Land Use
Transportation

Document Description
The California Department of Transportation (Caltrans) proposes to seismically retrofit six bridges on I-280 at three separate locations in San Mateo County. The following are the six bridges for the proposed projects: Alpine Road Undercrossing (UC) (Bridge No. 35-0009 Left/Right (L/R)) at PM R0.0S (two bridges), Sand Hill Road Overcrossing (OC) (South) (Bridge No. 35-0007) at PM R1.56, Sand Hill Road OC (North) (Bridge No. 35-0008) at PM R1.62, and I-280/I-380 Separation (Bridge No.35-0217 L/R) at PM R20.97 (two bridges).

Contact Information
John Seal
California Department of Transportation (Caltrans)
Mail Station 8B, 111 Grand Ave
Oakland, CA 94612

Phone : (510) 286-5230

Location

Counties
San Mateo
State Highways
280

Notice of Completion

Review Period Start
Review Period End
Project Issues
Aesthetic/Visual Agricultural Land Air Quality Archaeologic-Historic Biological Resources Drainage/Absorption Flood Plain/Flooding Forest Land/Fire Hazard Geologic/Seismic Noise Population/Housing Balance Public Services Recreation/Parks Soil Erosion/Compaction/Grading Solid Waste 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, Bay Delta Region 3 California Department of Forestry and Fire Protection California Department of Parks and Recreation California Department of Transportation, District 4 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, San Francisco Bay Region 2 California State Lands Commission Department of Toxic Substances Control Office of Historic Preservation State Water Resources Control Board, Division of Drinking Water State Water Resources Control Board, Division of Water Quality

Attachments

Environmental Document
4J850 Signed DED   PDF 17852 K Summary Form   PDF 114 K
NOC
NOC   PDF 1390 K

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