South
Active
Interstate I-405 Lane Closures, Road Construction and Blocked Lanes
The following is a list of CalTrans lane closures, road construction, and blocked lanes that are active or plannded for on Interstate I-405
CalTrans Lane & Road Closures on Highway I-405
How does freeway lane numbering work?North
Active
In Costa Mesa Lane #1, the median, and the left shoulder will be closed overnight for electronic toll & traffic work along Northbound I-405 at Bristol St from May 17 at 11:01PM to May 18 at 5:59AM.
From: Bristol St in Costa Mesa to San Gabriel River Frwy, Rte 605 in Los Alamitos Bristol OC to Bear OC
South
Active
In Huntington Beach Lanes #1, #2 will be closed overnight for electronic toll & traffic work along Southbound I-405 at Beach Blvd, Rte 39 from May 17 at 11:01PM to May 18 at 5:59AM.
From: Beach Blvd, Rte 39 in Huntington Beach to Magnolia St in Fountain Valley
South
Active
In Seal Beach Lane #1, the median, and the left shoulder will be closed overnight for electronic toll & traffic work along Southbound I-405 at San Gabriel River Frwy, Rte 605 from May 17 at 11:01PM to May 18 at 5:59AM.
From: San Gabriel River Frwy, Rte 605 in Seal Beach to Harbor Blvd in Costa Mesa Junction I-605
South
Active
In Fountain Valley Lane #1, the median, and the left shoulder will be closed overnight for sign work along Southbound I-405 at Euclid St / Ellis Ave from May 17 at 11:01PM to May 18 at 5:59AM.
From: Euclid St / Ellis Ave in Fountain Valley to Harbor Blvd in Costa Mesa
South
Active