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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 South

How does freeway lane numbering work?

In Inglewood All lanes will be closed overnight for shoulder reconstruction along Southbound I-405 at San Diego Freeway, Route 405 from May 17 at 10:01PM to May 18 at 9:59PM.

From: San Diego Freeway, Route 405 to Century Blvd in Inglewood
Google Maps & Street View
ID: C405KB-0004-2024-05-17-22:01:00

In Inglewood All lanes will be closed overnight for shoulder reconstruction along Southbound I-405 at Century Blvd from May 17 at 10:01PM to May 18 at 9:59PM.

From: Century Blvd to San Diego Freeway, Route 405 in Inglewood
Google Maps & Street View
ID: C405KB-0007-2024-05-17-22:01:00

In Westminster All lanes will be closed overnight for sign work along Southbound I-405 at Golden West St from May 17 at 10:01PM to May 18 at 4:59AM.

From: Golden West St to San Diego Frwy, Rte 405 in Westminster Loop On-Ramp from SB Goldenwest/Westminster Mall
Google Maps & Street View
ID: C405MC-0003-2024-05-17-22:01:00

In Inglewood All lanes will be closed overnight for shoulder reconstruction along Southbound I-405 at San Diego Freeway, Route 405 from May 17 at 11:01PM to May 18 at 10:59PM.

From: San Diego Freeway, Route 405 to Century Blvd in Inglewood
Google Maps & Street View
ID: C405KB-0001-2024-05-17-23:01:00

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
Google Maps & Street View
ID: C405MC-0025-2024-05-17-23:01:00

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
Google Maps & Street View
ID: C405MC-0026-2024-05-17-23:01:00

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
Google Maps & Street View
ID: C405MC-0027-2024-05-17-23:01:00

In Fountain Valley Lanes #1, #2, #3 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
Google Maps & Street View
ID: C405MC-0028-2024-05-17-23:01:00

In Inglewood All lanes will be closed overnight for shoulder reconstruction along Southbound I-405 at San Diego Freeway, Route 405 from May 18 at 10:01PM to May 19 at 9:59PM.

From: San Diego Freeway, Route 405 to Century Blvd in Inglewood
Google Maps & Street View
ID: C405KB-0005-2024-05-18-22:01:00

In Inglewood All lanes will be closed overnight for shoulder reconstruction along Southbound I-405 at Century Blvd from May 18 at 10:01PM to May 19 at 9:59PM.

From: Century Blvd to San Diego Freeway, Route 405 in Inglewood
Google Maps & Street View
ID: C405KB-0008-2024-05-18-22:01:00

In Inglewood All lanes will be closed overnight for shoulder reconstruction along Southbound I-405 at San Diego Freeway, Route 405 from May 18 at 11:01PM to May 19 at 10:59PM.

From: San Diego Freeway, Route 405 to Century Blvd in Inglewood
Google Maps & Street View
ID: C405KB-0002-2024-05-18-23:01:00

In Gardena All lanes will be closed for landscape work along Southbound I-405 at San Diego Freeway, Route 405 from May 19 at 8:01AM to May 19 at 2:01PM.

From: San Diego Freeway, Route 405 to Normandie Ave in Gardena
Google Maps & Street View
ID: S405DA-0001-2024-05-19-08:01:00

In Inglewood All lanes will be closed overnight for shoulder reconstruction along Southbound I-405 at San Diego Freeway, Route 405 from May 19 at 10:01PM to May 20 at 6:01AM.

From: San Diego Freeway, Route 405 to Century Blvd in Inglewood
Google Maps & Street View
ID: C405KB-0006-2024-05-19-22:01:00

In Inglewood All lanes will be closed overnight for shoulder reconstruction along Southbound I-405 at Century Blvd from May 19 at 10:01PM to May 20 at 6:01AM.

From: Century Blvd to San Diego Freeway, Route 405 in Inglewood
Google Maps & Street View
ID: C405KB-0009-2024-05-19-22:01:35

In Inglewood All lanes will be closed overnight for shoulder reconstruction along Southbound I-405 at San Diego Freeway, Route 405 from May 19 at 11:01PM to May 20 at 6:01AM.

From: San Diego Freeway, Route 405 to Century Blvd in Inglewood
Google Maps & Street View
ID: C405KB-0003-2024-05-19-23:01:00

In Inglewood All lanes will be closed for shoulder reconstruction along Southbound I-405 at San Diego Freeway, Route 405 from May 20 at 9:01AM to May 20 at 2:59PM.

From: San Diego Freeway, Route 405 to Century Blvd in Inglewood
Google Maps & Street View
ID: C405KB-0010-2024-05-20-09:01:00

In Inglewood All lanes will be closed for shoulder reconstruction along Southbound I-405 at Century Blvd from May 20 at 9:01AM to May 20 at 2:59PM.

From: Century Blvd to San Diego Freeway, Route 405 in Inglewood
Google Maps & Street View
ID: C405KB-0011-2024-05-20-09:01:00

In Westminster All lanes will be closed overnight for sign work along Southbound I-405 at Golden West St from May 20 at 10:01PM to May 21 at 4:59AM.

From: Golden West St to San Diego Frwy, Rte 405 in Westminster Loop On-Ramp from SB Goldenwest/Westminster Mall
Google Maps & Street View
ID: C405MC-0006-2024-05-20-22:01:00

In Costa Mesa All lanes will be closed overnight for miscellaneous work along Southbound I-405 at San Diego Frwy, Rte 405 from May 20 at 10:01PM to May 21 at 4:59AM.

From: San Diego Frwy, Rte 405 to Costa Mesa Frwy, Rte 55 in Costa Mesa
Google Maps & Street View
ID: C405MA-0002-2024-05-20-22:01:27

In Westminster Lanes #4, #5, and the right shoulder will be closed overnight for sign work along Southbound I-405 at Westminster Ave from May 20 at 10:01PM to May 21 at 4:59AM.

From: Westminster Ave to Golden West St in Westminster Edwards OC
Google Maps & Street View
ID: C405MC-0020-2024-05-20-22:01:43

In Westminster Lanes #3, #4, #5, and the right shoulder will be closed overnight for sign work along Southbound I-405 at Westminster Ave from May 20 at 11:01PM to May 21 at 4:59AM.

From: Westminster Ave to Golden West St in Westminster Edwards OC
Google Maps & Street View
ID: C405MC-0013-2024-05-20-23:01:27

In Westminster All lanes will be closed overnight for sign work along Southbound I-405 at Golden West St from May 21 at 10:01PM to May 22 at 4:59AM.

From: Golden West St to San Diego Frwy, Rte 405 in Westminster Loop On-Ramp from SB Goldenwest/Westminster Mall
Google Maps & Street View
ID: C405MC-0007-2024-05-21-22:01:00

In Costa Mesa All lanes will be closed overnight for miscellaneous work along Southbound I-405 at San Diego Frwy, Rte 405 from May 21 at 10:01PM to May 22 at 4:59AM.

From: San Diego Frwy, Rte 405 to Costa Mesa Frwy, Rte 55 in Costa Mesa
Google Maps & Street View
ID: C405MA-0003-2024-05-21-22:01:27

In Westminster Lanes #4, #5, and the right shoulder will be closed overnight for sign work along Southbound I-405 at Westminster Ave from May 21 at 10:01PM to May 22 at 4:59AM.

From: Westminster Ave to Golden West St in Westminster Edwards OC
Google Maps & Street View
ID: C405MC-0021-2024-05-21-22:01:43

In Westminster Lanes #3, #4, #5, and the right shoulder will be closed overnight for sign work along Southbound I-405 at Westminster Ave from May 21 at 11:01PM to May 22 at 4:59AM.

From: Westminster Ave to Golden West St in Westminster Edwards OC
Google Maps & Street View
ID: C405MC-0014-2024-05-21-23:01:27

In Westminster All lanes will be closed overnight for sign work along Southbound I-405 at Golden West St from May 22 at 10:01PM to May 23 at 4:59AM.

From: Golden West St to San Diego Frwy, Rte 405 in Westminster Loop On-Ramp from SB Goldenwest/Westminster Mall
Google Maps & Street View
ID: C405MC-0008-2024-05-22-22:01:00

In Costa Mesa All lanes will be closed overnight for miscellaneous work along Southbound I-405 at San Diego Frwy, Rte 405 from May 22 at 10:01PM to May 23 at 4:59AM.

From: San Diego Frwy, Rte 405 to Costa Mesa Frwy, Rte 55 in Costa Mesa
Google Maps & Street View
ID: C405MA-0004-2024-05-22-22:01:27

In Westminster Lanes #4, #5, and the right shoulder will be closed overnight for sign work along Southbound I-405 at Westminster Ave from May 22 at 10:01PM to May 23 at 4:59AM.

From: Westminster Ave to Golden West St in Westminster Edwards OC
Google Maps & Street View
ID: C405MC-0022-2024-05-22-22:01:43

In Westminster Lanes #3, #4, #5, and the right shoulder will be closed overnight for sign work along Southbound I-405 at Westminster Ave from May 22 at 11:01PM to May 23 at 4:59AM.

From: Westminster Ave to Golden West St in Westminster Edwards OC
Google Maps & Street View
ID: C405MC-0015-2024-05-22-23:01:27

In Westminster All lanes will be closed overnight for sign work along Southbound I-405 at Golden West St from May 23 at 10:01PM to May 24 at 4:59AM.

From: Golden West St to San Diego Frwy, Rte 405 in Westminster Loop On-Ramp from SB Goldenwest/Westminster Mall
Google Maps & Street View
ID: C405MC-0009-2024-05-23-22:01:00

In Costa Mesa All lanes will be closed overnight for miscellaneous work along Southbound I-405 at San Diego Frwy, Rte 405 from May 23 at 10:01PM to May 24 at 4:59AM.

From: San Diego Frwy, Rte 405 to Costa Mesa Frwy, Rte 55 in Costa Mesa
Google Maps & Street View
ID: C405MA-0005-2024-05-23-22:01:27

In Westminster Lanes #4, #5, and the right shoulder will be closed overnight for sign work along Southbound I-405 at Westminster Ave from May 23 at 10:01PM to May 24 at 4:59AM.

From: Westminster Ave to Golden West St in Westminster Edwards OC
Google Maps & Street View
ID: C405MC-0023-2024-05-23-22:01:43

In Westminster Lanes #3, #4, #5, and the right shoulder will be closed overnight for sign work along Southbound I-405 at Westminster Ave from May 23 at 11:01PM to May 24 at 4:59AM.

From: Westminster Ave to Golden West St in Westminster Edwards OC
Google Maps & Street View
ID: C405MC-0016-2024-05-23-23:01:27
See all lane closures...