For more information about this project, please contact the 405 Community Outreach Team at 405project@octa.net or 888-400-8994, or visit octa.net/405improvement.

Si prefiere recibir información en español, por favor llame este numero 888-400-8994.

Nếu quý vị muốn nhận được thông tin này bằng tiếng Việt, xin vui lòng liên lạc với cô Lý Gia
888-662-6569.
To view and print a detailed list of closures and detours CLICK HERE!
REMINDER! Northbound (NB) I-405 and SR-73 Off-Ramps to Fairview Road to Close for Approximately 100 Days
Click image to enlarge.
Crews will close the NB I-405 and SR-73 off-ramps to Fairview for approximately 100 days to accommodate the freeway widening. 

Activities include asphalt removal, placement of base, concrete, rebar, barrier work, permanent paving, drainage work, sign structure work, and electrical work.

This closure is anticipated to begin as early as 10 p.m. Monday, April 5 for approximately 100 days. 

Additional closures in preparation for the extended closure are:

9:30 p.m. Friday, April 2, to 6 a.m. Saturday, April 3:

  • NB I-405 off-ramp from South Coast Drive
  • NB SR-73 Connector to NB I-405

9:30 p.m. Monday, April 5, to 6 a.m. Tuesday, April 6:

  • NB I-405 freeway lane reductions between Bear Street and Fairview
  • NB I-405 off-ramps to Susan Street and Harbor Boulevard
  • NB SR-73 Connector to NB I-405

Sign up for project-wide and bridge-specific construction alerts at bit.ly/405-signup.
The duration of this work may change depending on site conditions. Please be advised that this work may be loud. Dates and times are subject to change due to unforeseen operational factors or inclement weather.