Activities & Closures

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Project limits are from Harbor Blvd to I-5

*Construction schedule is subject to change. You may experience loud noises due to construction.

Nightly alternating lane closures of northbound and southbound I-405 from Harbor Blvd. to I-5.
Nightly on- and off-ramp and connector closures along I-405 from Harbor Blvd. to I-5.
Some construction activities will require nighttime lane, ramp, and connector closures. Detours will be in place for motorists to navigate around the closures.