District 12 Environmental

For any copies of Environmental Documents please contact Public Information Office via email or via phone at (657) 328-6000.

I-5 HOV South County Project

I-5 Managed Lanes Project (Red Hill Ave. to OC/LA County Line)

I-5 Widening (I-405 to SR-55)

I-5 El Toro Interchange Project

I-405 Improvement Project

I-405 Multi Asset Project

SR-1 Bike Lane Project

SR-55 Multi Asset Project

SR-57 Northbound Improvement Project (Orangewood Ave. to Katella Ave.)

SR-57 Stormwater Mitigation Project

SR-74 Lower Ortega Widening Project

SR-91 Improvement Project (SR-57 to SR-55)

SR-133 Operational Improvements Project

SR-133/SR-241 Silverado Fire Restoration Project

SR-241/SR-91 Tolled Express Lane Connector Project

Various Route Bridge Maintenance Project (I-5, SR-133, and SR-241)