State Route 91 Improvement Project Between State Route 57 and State Route 55

SCH Number: 2018111042
Lead Agency: Caltrans 12 (Santa Ana) (California Department of Transportation, District 12)
Document Title: State Route 91 Improvement Project Between State Route 57 and State Route 55
Document Type: NEG - Negative Declaration
Received: 11/20/2018

Document Description: Caltrans District 12, in cooperation with the Orange County Transportation Authority, is proposing to improve traffic operations on SR 91 from PM 4.8 to PM R10.4, SR 57 from PM 15.6 to PM 16.1, and on SR 55 from PM 17.5 to PM R17.9 in the cities of Anaheim, Fullerton, Orange, and Placentia in Orange County, CA, a distance of approx 5.6 miles. The proposed improvements would include the SR-91 freeway mainline widening, primarily in the eastbound direction, and modifications to various interchanges, connectors, ramps, and intersections. Construction of the proposed project is expected to begin in 2026 and is anticipated to be completed in 2030, a duration of approx 3.5 years. The project is classified as category 4A, as described in Chapter 8 of the project development procedures manual.

Contact Information: Kathleen Dove
California Department of Transportation, District 12
1750 E. 4th St, Suite 100
Santa Ana, CA 92705
657-328-6153

Review Period Start: 11/20/2018
Review Period End: 12/19/2018
Development Type: Transportation:Other (freeway widening with improvements (5.6 mi))
Local Action: Other Action Other Action: transportation project
Project Issues: Other Issues Cumulative Effects Landuse Growth Inducing Wetland/Riparian Water Supply 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 Aesthetic/Visual Other Issues: community impacts, environmental justice, railroad, and energy
Reviewing Agencies: California Highway Patrol Department of Fish and Wildlife, Region 5 Air Resources Board California Department of Parks and Recreation California Public Utilities Commission Caltrans, District 12 Department of Conservation Department of Toxic Substances Control Native American Heritage Commission Office of Historic Preservation Regional Water Quality Control Board, Region 8 Resources Agency San Gabriel & Lower Los Angeles Rivers & Mountains Conservancy State Lands Commission State Water Resources Control Board, Division of Drinking Water