State Route 55 Improvement Project (I-5 to SR-91)

5 Documents in Project


SCH Number
Lead Agency
Caltrans, District 12 - Orange (California Department of Transportation, District 12)
Document Title
State Route 55 Improvement Project (I-5 to SR-91)
Document Type
FIN - Final Document
Project Applicant
Caltrans District 12
Present Land Use

Document Description
Capacity and operational improvements on State Route (SR) 55 in both directions from just north of the Interstate 5 (1-5)/State Route 55 (SR 55) interchange to just south of SR 91 between Post Miles 10.4 and R17.9 in the cities of Tustin, Santa Ana, Orange, and Anaheim in Orange County, California.

Contact Information
Charles Baker
Caltrans District 12
1750 E. 4th St
Santa Ana, CA 92705

Phone : (657) 328-6139


Anaheim Orange Santa Ana Tustin
Southern California
Total Acres
State Highways
State Route 55
John Wayne
Handy Elementary, La Veta Elementary, Nohl Canyon Elementary
Santiago Creek, Santa Ana River

Notice of Completion

Project Issues
Aesthetic/Visual Air Quality Archaeologic-Historic Biological Resources Drainage/Absorption Fiscal Impacts Flood Plain/Flooding Geologic/Seismic Greenhouse Gas Emissions Noise Population/Housing Balance Public Services Recreation/Parks Schools/Universities Toxic/Hazardous Traffic/Circulation Tribal Cultural Resources Vegetation Water Quality Wetland/Riparian Wildlife Land Use Cumulative Effects
Reviewing Agencies
California Air Resources Board California Department of Fish and Wildlife, South Coast Region 5 California Department of Parks and Recreation California Department of Transportation, District 7 California Department of Water Resources California Energy Commission California Highway Patrol California Native American Heritage Commission California Natural Resources Agency California Public Utilities Commission California Regional Water Quality Control Board, Santa Ana Region 8 California State Lands Commission Department of Toxic Substances Control Office of Historic Preservation State Water Resources Control Board, Division of Water Quality


Environmental Document
0K720_Summary_Form   PDF 577 K
Final Document(s)
0K7200_SR55_(I5-SR91)_FONSI_NOA   PDF 78 K 0K7200FED_MND'FONSI   PDF 44678 K
0K7200 SR 55 Final ISEA_NOC   PDF 458 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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