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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 SouthHow does freeway lane numbering work?

In Westminster Lanes #4, #5, and the right shoulder will be closed overnight for sign work along Southbound I-405 at Garden Grove Frwy East, Rte 22 from Apr 29 at 10:01PM to Apr 30 at 4:59AM.

From: Garden Grove Frwy East, Rte 22 to Westminster Ave in Westminster Junction SR-22 EB
Google Maps & Street View
ID: C405MC-0050-2024-04-29-22:01:47

In Westminster Lanes #3, #4, #5, and the right shoulder will be closed overnight for sign work along Southbound I-405 at Garden Grove Frwy East, Rte 22 from Apr 29 at 11:01PM to Apr 30 at 4:59AM.

From: Garden Grove Frwy East, Rte 22 to Westminster Ave in Westminster Junction SR-22 EB
Google Maps & Street View
ID: C405MC-0052-2024-04-29-23:01:03

In Westminster Lanes #4, #5, and the right shoulder will be closed overnight for sign work along Southbound I-405 at Garden Grove Frwy East, Rte 22 from Apr 30 at 10:01PM to May 1 at 4:59AM.

From: Garden Grove Frwy East, Rte 22 to Westminster Ave in Westminster Junction SR-22 EB
Google Maps & Street View
ID: C405MC-0051-2024-04-30-22:01:47

In Westminster Lanes #3, #4, #5, and the right shoulder will be closed overnight for sign work along Southbound I-405 at Garden Grove Frwy East, Rte 22 from Apr 30 at 11:01PM to May 1 at 4:59AM.

From: Garden Grove Frwy East, Rte 22 to Westminster Ave in Westminster Junction SR-22 EB
Google Maps & Street View
ID: C405MC-0053-2024-04-30-23:01:03

In Westminster Lanes #3, #4, #5, and the right shoulder will be closed overnight for sign work along Southbound I-405 at Garden Grove Frwy East, Rte 22 from May 2 at 11:01PM to May 3 at 4:59AM.

From: Garden Grove Frwy East, Rte 22 to Westminster Ave in Westminster Junction SR-22 EB
Google Maps & Street View
ID: C405MC-0060-2024-05-02-23:01:00

In Westminster All lanes will be closed overnight for sign work along Southbound I-405 at San Diego Frwy, Rte 405 from Apr 29 at 10:01PM to Apr 30 at 4:59AM.

From: San Diego Frwy, Rte 405 to Valley View St / Bolsa Chica in Westminster
Google Maps & Street View
ID: C405MC-0054-2024-04-29-22:01:00

In Westminster All lanes will be closed overnight for sign work along Southbound I-405 at San Diego Frwy, Rte 405 from May 1 at 10:01PM to May 2 at 4:59AM.

From: San Diego Frwy, Rte 405 to Valley View St / Bolsa Chica in Westminster
Google Maps & Street View
ID: C405MC-0055-2024-05-01-22:01:00

In Westminster Lanes #4, #5, and the right shoulder will be closed overnight for sign work along Southbound I-405 at Springdale St from Apr 29 at 10:01PM to Apr 30 at 4:59AM.

From: Springdale St to Westminster Ave in Westminster
Google Maps & Street View
ID: C405MC-0065-2024-04-29-22:01:01

In Westminster Lanes #3, #4, #5, and the right shoulder will be closed overnight for sign work along Southbound I-405 at Springdale St from Apr 29 at 11:01PM to Apr 30 at 4:59AM.

From: Springdale St to Westminster Ave in Westminster
Google Maps & Street View
ID: C405MC-0069-2024-04-29-23:01:14

In Westminster Lanes #4, #5, and the right shoulder will be closed overnight for sign work along Southbound I-405 at Springdale St from Apr 30 at 10:01PM to May 1 at 4:59AM.

From: Springdale St to Westminster Ave in Westminster
Google Maps & Street View
ID: C405MC-0066-2024-04-30-22:01:01

In Westminster Lanes #3, #4, #5, and the right shoulder will be closed overnight for sign work along Southbound I-405 at Springdale St from Apr 30 at 11:01PM to May 1 at 4:59AM.

From: Springdale St to Westminster Ave in Westminster
Google Maps & Street View
ID: C405MC-0070-2024-04-30-23:01:14

In Westminster Lanes #4, #5, and the right shoulder will be closed overnight for sign work along Southbound I-405 at Springdale St from May 1 at 10:01PM to May 2 at 4:59AM.

From: Springdale St to Westminster Ave in Westminster
Google Maps & Street View
ID: C405MC-0067-2024-05-01-22:01:01

In Westminster Lanes #3, #4, #5, and the right shoulder will be closed overnight for sign work along Southbound I-405 at Springdale St from May 1 at 11:01PM to May 2 at 4:59AM.

From: Springdale St to Westminster Ave in Westminster
Google Maps & Street View
ID: C405MC-0071-2024-05-01-23:01:14

In Westminster Lanes #4, #5, and the right shoulder will be closed overnight for sign work along Southbound I-405 at Springdale St from May 2 at 10:01PM to May 3 at 4:59AM.

From: Springdale St to Westminster Ave in Westminster
Google Maps & Street View
ID: C405MC-0068-2024-05-02-22:01:01

In Westminster Lanes #3, #4, #5, and the right shoulder will be closed overnight for sign work along Southbound I-405 at Springdale St from May 2 at 11:01PM to May 3 at 4:59AM.

From: Springdale St to Westminster Ave in Westminster
Google Maps & Street View
ID: C405MC-0072-2024-05-02-23:01:14

In Westminster All lanes will be closed overnight for sign work along Southbound I-405 at San Diego Frwy, Rte 405 from Apr 29 at 10:59PM to Apr 30 at 4:59AM.

From: San Diego Frwy, Rte 405 to Westminster Ave in Westminster
Google Maps & Street View
ID: C405MC-0038-2024-04-29-22:59:00

In Westminster All lanes will be closed overnight for sign work along Southbound I-405 at San Diego Frwy, Rte 405 from Apr 30 at 10:59PM to May 1 at 4:59AM.

From: San Diego Frwy, Rte 405 to Westminster Ave in Westminster
Google Maps & Street View
ID: C405MC-0039-2024-04-30-22:59:00

In Westminster Lanes #4, #5, and the right shoulder will be closed overnight for sign work along Southbound I-405 at Westminster Ave from Apr 29 at 10:01PM to Apr 30 at 4:59AM.

From: Westminster Ave to Golden West St in Westminster Edwards OC
Google Maps & Street View
ID: C405MC-0044-2024-04-29-22:01:26

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 Apr 29 at 11:01PM to Apr 30 at 4:59AM.

From: Westminster Ave to Golden West St in Westminster Edwards OC
Google Maps & Street View
ID: C405MC-0047-2024-04-29-23:01:47

In Westminster Lanes #4, #5, and the right shoulder will be closed overnight for sign work along Southbound I-405 at Westminster Ave from Apr 30 at 10:01PM to May 1 at 4:59AM.

From: Westminster Ave to Golden West St in Westminster Edwards OC
Google Maps & Street View
ID: C405MC-0045-2024-04-30-22:01:26

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 Apr 30 at 11:01PM to May 1 at 4:59AM.

From: Westminster Ave to Golden West St in Westminster Edwards OC
Google Maps & Street View
ID: C405MC-0048-2024-04-30-23:01:47

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 1 at 10:01PM to May 2 at 4:59AM.

From: Westminster Ave to Golden West St in Westminster Edwards OC
Google Maps & Street View
ID: C405MC-0046-2024-05-01-22:01:26

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 1 at 11:01PM to May 2 at 4:59AM.

From: Westminster Ave to Golden West St in Westminster Edwards OC
Google Maps & Street View
ID: C405MC-0049-2024-05-01-23:01:47

In Westminster All lanes will be closed overnight for sign work along Southbound I-405 at San Diego Frwy, Rte 405 from May 1 at 10:59PM to May 2 at 4:59AM.

From: San Diego Frwy, Rte 405 to Golden West St in Westminster Off Ramp to Goldenwest/Bolsa CD Road
Google Maps & Street View
ID: C405MC-0040-2024-05-01-22:59:24

In Westminster All lanes will be closed overnight for sign work along Southbound I-405 at Golden West St from Apr 29 at 10:01PM to Apr 30 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-0041-2024-04-29-22:01:45

In Westminster All lanes will be closed overnight for sign work along Southbound I-405 at Golden West St from Apr 30 at 10:01PM to May 1 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-0042-2024-04-30-22:01:45

In Westminster All lanes will be closed overnight for sign work along Southbound I-405 at Golden West St from May 1 at 10:01PM to May 2 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-0043-2024-05-01-22:01:45

In Westminster All lanes will be closed overnight for sign work along Southbound I-405 at Golden West St from May 2 at 10:01PM to May 3 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-0056-2024-05-02-22:01:00

In Westminster All lanes will be closed overnight for sign work along Southbound I-405 at San Diego Frwy, Rte 405 from Apr 29 at 10:01PM to Apr 30 at 4:59AM.

From: San Diego Frwy, Rte 405 to Bolsa Ave in Westminster Loop Off-Ramp to EB Bolsa
Google Maps & Street View
ID: C405MC-0035-2024-04-29-22:01:28

In Westminster All lanes will be closed overnight for sign work along Southbound I-405 at San Diego Frwy, Rte 405 from Apr 30 at 10:01PM to May 1 at 4:59AM.

From: San Diego Frwy, Rte 405 to Bolsa Ave in Westminster Loop Off-Ramp to EB Bolsa
Google Maps & Street View
ID: C405MC-0036-2024-04-30-22:01:28

In Westminster All lanes will be closed overnight for sign work along Southbound I-405 at San Diego Frwy, Rte 405 from May 1 at 10:01PM to May 2 at 4:59AM.

From: San Diego Frwy, Rte 405 to Bolsa Ave in Westminster Loop Off-Ramp to EB Bolsa
Google Maps & Street View
ID: C405MC-0037-2024-05-01-22:01:28

In Huntington Beach Lanes #4, #5, and the right shoulder will be closed overnight for electrical work along Southbound I-405 at Beach Blvd, Rte 39 from Apr 26 at 10:01PM to Apr 27 at 4:59AM.

From: Beach Blvd, Rte 39 to Edinger Ave in Huntington Beach
Google Maps & Street View
ID: C405MC-0073-2024-04-26-22:01:00

In Huntington Beach All lanes will be closed overnight for electrical work along Southbound I-405 at Beach Blvd, Rte 39 from Apr 26 at 10:01PM to Apr 27 at 4:59AM.

From: Beach Blvd, Rte 39 to San Diego Frwy, Rte 405 in Huntington Beach Loop On-Ramp from SB Beach/Center
Google Maps & Street View
ID: C405MC-0074-2024-04-26-22:01:00

In Fountain Valley All lanes will be closed overnight for maintenance operation along Southbound I-405 at Warner Ave from Apr 26 at 10:01PM to Apr 27 at 4:59AM.

From: Warner Ave to San Diego Frwy, Rte 405 in Fountain Valley
Google Maps & Street View
ID: C405MC-0075-2024-04-26-22:01:00

In Costa Mesa Lanes #6, #7 will be closed overnight for sign work along Southbound I-405 at Harbor Blvd from Apr 29 at 10:01PM to Apr 30 at 4:59AM.

From: Harbor Blvd to Bristol St in Costa Mesa
Google Maps & Street View
ID: C405MC-0006-2024-04-29-22:01:10

In Costa Mesa Lanes #5, #6, #7, and the right shoulder will be closed overnight for sign work along Southbound I-405 at Harbor Blvd from Apr 29 at 11:01PM to Apr 30 at 4:59AM.

From: Harbor Blvd to Bristol St in Costa Mesa
Google Maps & Street View
ID: C405MC-0008-2024-04-29-23:01:37

In Costa Mesa Lanes #6, #7 will be closed overnight for sign work along Southbound I-405 at Harbor Blvd from Apr 30 at 10:01PM to May 1 at 4:59AM.

From: Harbor Blvd to Bristol St in Costa Mesa
Google Maps & Street View
ID: C405MC-0007-2024-04-30-22:01:10

In Costa Mesa Lanes #5, #6, #7, and the right shoulder will be closed overnight for sign work along Southbound I-405 at Harbor Blvd from Apr 30 at 11:01PM to May 1 at 4:59AM.

From: Harbor Blvd to Bristol St in Costa Mesa
Google Maps & Street View
ID: C405MC-0009-2024-04-30-23:01:37

In Costa Mesa Lanes #6, #7, and the right shoulder will be closed overnight for sign work along Southbound I-405 at Harbor Blvd from May 1 at 10:01PM to May 2 at 4:59AM.

From: Harbor Blvd to Bristol St in Costa Mesa
Google Maps & Street View
ID: C405MC-0017-2024-05-01-22:01:00

In Costa Mesa Lanes #5, #6, #7, and the right shoulder will be closed overnight for sign work along Southbound I-405 at Harbor Blvd from May 1 at 11:01PM to May 2 at 4:59AM.

From: Harbor Blvd to Bristol St in Costa Mesa
Google Maps & Street View
ID: C405MC-0016-2024-05-01-23:01:00

In Costa Mesa All lanes will be closed overnight for roadway excavation along Southbound I-405 at San Diego Frwy, Rte 405 from Apr 29 at 11:01PM to Apr 30 at 4:59AM.

From: San Diego Frwy, Rte 405 in Costa Mesa to Corona Del Mar Frwy, Rte 73 in Plaza Mobile Home Estates SB I-405 to SB SR-73 Connector
Google Maps & Street View
ID: C405MC-0012-2024-04-29-23:01:35

In Costa Mesa All lanes will be closed overnight for roadway excavation along Southbound I-405 at San Diego Frwy, Rte 405 from Apr 30 at 11:01PM to May 1 at 4:59AM.

From: San Diego Frwy, Rte 405 in Costa Mesa to Corona Del Mar Frwy, Rte 73 in Plaza Mobile Home Estates SB I-405 to SB SR-73 Connector
Google Maps & Street View
ID: C405MC-0013-2024-04-30-23:01:35

In Costa Mesa All lanes will be closed overnight for roadway excavation along Southbound I-405 at San Diego Frwy, Rte 405 from May 1 at 11:01PM to May 2 at 4:59AM.

From: San Diego Frwy, Rte 405 in Costa Mesa to Corona Del Mar Frwy, Rte 73 in Plaza Mobile Home Estates SB I-405 to SB SR-73 Connector
Google Maps & Street View
ID: C405MC-0014-2024-05-01-23:01:35

In Costa Mesa All lanes will be closed overnight for sign work along Southbound I-405 at San Diego Frwy, Rte 405 from Apr 29 at 10:01PM to Apr 30 at 4:59AM.

From: San Diego Frwy, Rte 405 to Fairview Rd in Costa Mesa
Google Maps & Street View
ID: C405MC-0021-2024-04-29-22:01:48

In Costa Mesa All lanes will be closed overnight for sign work along Southbound I-405 at San Diego Frwy, Rte 405 from Apr 30 at 10:01PM to May 1 at 4:59AM.

From: San Diego Frwy, Rte 405 to Fairview Rd in Costa Mesa
Google Maps & Street View
ID: C405MC-0022-2024-04-30-22:01:48

In Costa Mesa All lanes will be closed overnight for sign work along Southbound I-405 at San Diego Frwy, Rte 405 from May 1 at 10:01PM to May 2 at 4:59AM.

From: San Diego Frwy, Rte 405 to Fairview Rd in Costa Mesa
Google Maps & Street View
ID: C405MC-0023-2024-05-01-22:01:48

In Costa Mesa All lanes will be closed overnight for sign work along Southbound I-405 at Harbor Blvd from May 1 at 10:01PM to May 2 at 4:59AM.

From: Harbor Blvd to San Diego Frwy, Rte 405 in Costa Mesa
Google Maps & Street View
ID: C405MC-0015-2024-05-01-22:01:00

In Costa Mesa All lanes will be closed overnight for electrical work along Southbound I-405 at San Diego Frwy, Rte 405 from Apr 26 at 11:01PM to Apr 27 at 4:59AM.

From: San Diego Frwy, Rte 405 in Costa Mesa to Costa Mesa Frwy, Rte 55 in Santa Ana
Google Maps & Street View
ID: C405AA-0001-2024-04-26-23:01:00

In Costa Mesa All lanes will be closed overnight for electrical work along Southbound I-405 at San Diego Frwy, Rte 405 from Apr 27 at 11:01PM to Apr 28 at 4:59AM.

From: San Diego Frwy, Rte 405 in Costa Mesa to Costa Mesa Frwy, Rte 55 in Santa Ana
Google Maps & Street View
ID: C405AA-0002-2024-04-27-23:01:00

In Costa Mesa All lanes will be closed overnight for sign work along Southbound I-405 at Fairview Rd from Apr 29 at 10:01PM to Apr 30 at 4:59AM.

From: Fairview Rd to San Diego Frwy, Rte 405 in Costa Mesa On-Ramp from Fairview
Google Maps & Street View
ID: C405MC-0018-2024-04-29-22:01:58
See all lane closures...