University Drive Widening Improvements - Ridgeline Drive to I-405 Project


SCH Number
Lead Agency
Irvine, City of (City of Irvine)
Document Title
University Drive Widening Improvements - Ridgeline Drive to I-405 Project
Document Type
MND - Mitigated Negative Declaration

Document Description
The city proposes to widen University Dr from 2 through lanes to 3 through lanes in the eastbound direction from approx 650 ft east of the Ridgeline Dr/University Dr intersection to the southbound I-405 on-ramp. The project will join the existing 3 through lanes at the easterly limits and will join the planned improvements at the westerly limits from the Ridgeline Intersection Improvement Project. The project includes restriping from the Ridgeline Dr/University Dr intersection to the SB I-405 on-ramp. University Dr also includes an on-street Class II bike lane. The project will also include improvements such as paving, curb/gutter, grading, drainage, stormwater features, utility relocations, curb ramps, traffic signal modifications, and landscaping.

Contact Information
Melissa Dugan
City of Irvine
One Civic Center Plaza PO Box 19575
Irvine, CA 92623-9575

(949) 724-7384


33°39'29.7"N 117°48'26.7"W
Cross Streets
University Dr from Ridgeline Dr/Rosa Drew Lane to I-405
Total Acres
Parcel #
481-191-02, -38, -30, -27
State Highways
Multiple schools
Sand Canyon Wash, Sand Canyon Reservoir, SD Creek

Notice of Completion

Review Period Start
Review Period End
Development Type
Transportation:Other (roadway widening)
Local Action
Site Plan
Project Issues
Cumulative Effects Landuse Growth Inducing Water Quality Vegetation Traffic/Circulation Toxic/Hazardous Solid Waste Soil Erosion/Compaction/Grading Schools/Universities Recreation/Parks Public Services Population/Housing Balance Noise Minerals Geologic/Seismic Forest Land/Fire Hazard Flood Plain/Flooding Drainage/Absorption Biological Resources Archaeologic-Historic Air Quality Agricultural Land Aesthetic/Visual
Reviewing Agencies
Air Resources Board, Transportation Projects California Department of Parks and Recreation California Highway Patrol Caltrans, District 12 Department of Fish and Wildlife, Region 5 Department of Toxic Substances Control Department of Water Resources Native American Heritage Commission Regional Water Quality Control Board, Region 8 Resources Agency State Water Resources Control Board, Division of Drinking Water
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