SR-110 Arroyo Seco Parkway Safety and Operational Enhancement Project


SCH Number
Lead Agency
Caltrans 7 (Los Angeles) (California Department of Transportation, District 7)
Document Title
SR-110 Arroyo Seco Parkway Safety and Operational Enhancement Project
Document Type
NOP - Notice of Preparation

Document Description
The California Department of Transportation (Caltrans) is proposing improvements along the SR-110 Arroyo Seco Parkway (Parkway) which would enhance safety and operations along the Parkway. The improvements would address existing traffic conflicts by allowing vehicles more efficient ingress and egress from the on- and off ramps along the Parkway. This is to inform you: that Caltrans will be the lead agency and will prepare an environmental impact report (EIR) for the project described below. Your participation as a responsible agency is requested in the preparation and review of this document.

Contact Information
Kelly Ewing-Toledo
California Dept. of Transportation
District 7 Environmental Planning 100 South Main Street (MS16A)
Los Angeles, CA 90012

Phone : (213) 897-3656


Los Angeles South Pasadena
Los Angeles
Other Location Info
The limits of the proposed SR-110 Arroyo Seco Parkway Safety and Operational Enhancements Project (Project) will be along a 4.81-mile segment on Arroyo Seco Parkway (SR-110) between the Figueroa Street off-ramp (PM 25.78) within the City of Los Angeles and Orange Grove Avenue (PM 30.59) within the City of South Pasadena, California.

Notice of Completion

Review Period Start
Review Period End
Reviewing Agencies
Air Resources Board, Transportation Projects Cal Fire California Department of Parks and Recreation California Department of Transportation, District 7 California Highway Patrol California Regional Water Quality Control Board, Los Angeles Region 4 Department of Toxic Substances Control Department of Water Resources Resources Agency State Water Resources Control Board, Divison of Financial Assistance California Native American Heritage Commission California Department of Fish and Wildlife, South Coast Region 5


Environmental Document
NOP   PDF 893 K NOS - Intiation of Studies   PDF 377 K
Letter   PDF 89 K NOC   PDF 846 K
State Comments
2019090323_CDFW Comment Letter SR-110 NOP   PDF 3108 K 2019090323_NAHC_NOP SR-110 Arroyo Seco Parkway Safety and Operational Enhancement Project 9   PDF 239 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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