Closures & Detours

Week of Monday, May 11, 2025

The interactive map below is updated weekly and includes specific closure dates and times as well as recommended detours that may be convenient for your commute.

Closures subject to change without prior notice. For up-to-the-minute driving conditions throughout Orange County, visit Sigalert.com or check out Caltrans' Quickmap .

Map View

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Full Closure icon Full Closure
Lane Reduction icon Lane Reduction

List View

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Full Closure icon
Full Road Closure
Striping
05/05/2025 to 05/08/2025

The northbound 133 Toll Road connector to southbound 241 Toll Road

10 p.m. to 5 a.m. (5/5 – 5/8) 

Full Closure icon
Full Road Closure
Striping
Full Closure icon
Full Road Closure
Striping
05/05/2025 to 05/09/2025

The southbound 241 Toll Road connector to southbound 133 Toll Road

10 p.m. to 5 a.m. (5/5 – 5/8) and 10 p.m. to 7 a.m. (5/9)

Full Closure icon
Full Road Closure
Striping
Full Closure icon
Full Road Closure
Grinding
05/05/2025

The Santiago Canyon Road on-ramp to northbound 261 Toll Road  

9 p.m. to 6 a.m. (5/5 - 5/8)

Full Closure icon
Full Road Closure
Grinding
Full Closure icon
Full Road Closure
Grinding
05/05/2025

The Santiago Canyon Road off-ramp from northbound 261 Toll Road

9 p.m. to 6 a.m. (5/5 - 5/8)

Full Closure icon
Full Road Closure
Grinding
Lane Reduction icon
Lane Reduction
Bridge work
03/18/2025

Southbound 241 at Trabuco Creek Bridge

The right lane will be closed indefinitely on the southbound 241 at the Trabuco Creek Bridge (located between Los Alisos Boulevard and Santa Margarita Parkway).

Lane Reduction icon
Lane Reduction
Bridge work
Full Closure icon
Full Road Closure
Miscellaneous work
05/09/2025

Southbound 133 connector to northbound I-5

9 p.m. to 5 a.m.

Full Closure icon
Full Road Closure
Miscellaneous work
Full Closure icon
Full Road Closure
Electrical
05/12/2025

The northbound Laguna Canyon Road between El Toro Road and the 73 Toll Road

8 p.m. to 6 a.m.

Full Closure icon
Full Road Closure
Electrical
Full Closure icon
Full Road Closure
Miscellaneous Work
05/12/2025 to 05/16/2025

The southbound 133 Toll Road connector to northbound 405

9 p.m. to 5 a.m.

Full Closure icon
Full Road Closure
Miscellaneous Work
Full Closure icon
Full Road Closure
Miscellaneous Work
05/12/2025

The Barranca Parkway on-ramp to southbound 133 Toll Road

9 p.m. to 5 a.m.

Full Closure icon
Full Road Closure
Miscellaneous Work
Lane Reduction icon
Lane Reduction
Road Maintenance
05/18/2025

Right lane closed indefinitely on the southbound 241 at the Trabuco Creek Bridge (located between Los Alisos Boulevard and Santa Margarita Parkway).

Lane Reduction icon
Lane Reduction
Road Maintenance
Full Closure icon
Full Road Closure
Grinding
05/12/2025

The Santiago Canyon Road on-ramp to northbound 261 Toll Road  

9 p.m. to 6 a.m. 

Full Closure icon
Full Road Closure
Grinding
Full Closure icon
Full Road Closure
Grinding
05/12/2025 to 05/13/2025

The Santiago Canyon Road off-ramp from northbound 261 Toll Road

9 p.m. to 6 a.m.

Full Closure icon
Full Road Closure
Grinding

Other Resources

Updated May 8, 2025. Closures subject to change without prior notice.