Construction Updates
OCTA in cooperation with Caltrans is widening the San Diego Freeway (I-405) between SR-73 and I-605. The project will improve 16 miles of I-405 between the SR-73 freeway in Costa Mesa and I-605 near the L.A. County line.
View Closures & Detours
Bridge Milestones
The bridges highlighted below have recently reached a significant project milestone.
All Bridge Information
For information about a specific bridge:
Latest Activity
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Milestones and Openings
Now Open: Fairview Road Bridge and On- and Off-Rampsopens in a new tab
Friday, May 13, 2022
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Closures and Detours
Construction Update: I-405 Lane Reductions for Newland Street Column Foundation Activityopens in a new tab
Friday, May 13, 2022
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Closures and Detours
Construction Update: NB and SB I-405 Full Freeway Closuresopens in a new tab
Friday, May 13, 2022
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Closures and Detours
Construction Update: Northbound Euclid Street Closureopens in a new tab
Thursday, May 12, 2022
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Weekly Construction Alert
I-405 Improvement Project Construction Alertopens in a new tab
Wednesday, May 11, 2022
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Closures and Detours
Construction Update: Fairview Road Bridge and Ramp Closuresopens in a new tab
Tuesday, May 10, 2022
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Closures and Detours
Construction Update: Goldenwest Street Bridge Waterline Installationopens in a new tab
Monday, May 9, 2022
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Closures and Detours
Construction Update: NB I-405 / WB SR-22 Connector Pavement Activityopens in a new tab
Friday, May 6, 2022
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Closures and Detours
Construction Update: Sugar Drive Pavement Activityopens in a new tab
Friday, May 6, 2022
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Closures and Detours
Construction Update: Warner Avenue Falsework Installationopens in a new tab
Thursday, May 5, 2022
If you have questions, please
contact the Outreach
Team by calling
888-400-8994
Para obtener
más
información sobre
el Proyecto de Ampliación en el I-405, llame al 888-400-8994
Để
biết
thêm thông tin về Dự Án Cải Thiện Xa Lộ
I-405, vui lòng liên hệ với Gia Ly theo số 888-662-6569