featured graphic for I-405 Improvement Project

Reminder: Goldenwest Street bridge demolition

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

To view and print a detailed list of closures and detours CLICK HERE!

Click to see closures and detours on the interactive map.

REMINDER! Goldenwest Street Bridge Demolition

Crews will demolish the east side of the Goldenwest bridge over two nights, under full freeway closures.

Additional nighttime demolition will occur for several weeks under freeway lane closures.

Some daytime demolition also is anticipated.

  • Night One: 10 p.m. Saturday, July 18, to 9 a.m. Sunday, July 19
  • Night Two: 10 p.m. Saturday, July 25, to 9 a.m. Sunday, July 26

I-405 will be closed in both directions during nighttime demolition.

Southern California Edison

UPDATE! Crews are relocating utilities underground, and this work requires nighttime lane reductions on northbound (NB) Beach Boulevard.

Crews will close two NB lanes 9 p.m. to 5 a.m. Sunday, July 19.

NEW! Crews will close northbound (NB) and southbound (SB) I-405 from Harbor Boulevard to Euclid Street. The closures are needed for overhead utility relocation.

Full freeway and ramp closures are set for 11 p.m. to 5 a.m. Saturday, July 18, and again Saturday, July 25.

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.

This article was released by the Orange County Transportation Authority.