Closures & Detours
Week of Monday, July 21, 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 .
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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).


Northbound Laguna Canyon Road connector to southbound I-405
11:59 p.m. to 6 a.m.


Southbound Laguna Canyon Road connector to southbound I-405
11:59 p.m. to 6 a.m.


The southbound Laguna Canyon Road connector to northbound I-405
11:59 p.m. to 5 a.m.


The Barranca Parkway on-ramp to southbound Laguna Canyon Road
11 p.m. to 5 a.m. (7/21 – 7/24)
11 p.m. to 4 a.m. (7/25)


The southbound 133 Toll Road connector to southbound I-405
11:59 p.m. to 5 a.m.


The northbound Laguna Canyon Road connector to southbound I-405
12:01 a.m. to 5 a.m.


The southbound 133 Toll Road connector to northbound 5
11 p.m. to 5 a.m. (7/21 – 7/24)
11 p.m. to 7 a.m. (7/25)


One lane closed on the northbound 241 Toll Road between Alton Parkway and the Tomato Springs Toll Plaza. Two lanes open to traffic.
9 p.m. to 5 a.m. (7/21 – 7/24)
9 p.m. to 9 a.m. (7/25)


One lane closed on the southbound 241 Toll Road between Antonio Parkway and Oso Parkway. One lane open to traffic.
9 p.m. to 5 a.m. (7/21 – 7/24)
9 p.m. to 9 a.m. (7/25)


One lane closed on the northbound 241 Toll Road between Oso Parkway and Antonio Parkway. Two lanes open to traffic.
9 p.m. to 9 a.m.


One lane closed on the southbound 241 Toll Road between the Tomato Springs Toll Plaza and Alton Parkway. One lane open to traffic.
9 p.m. to 9 a.m.


The Alton Parkway off-ramp from southbound 241 Toll Road
9 p.m. to 5 a.m. (7/21 – 7/24)
11 p.m. to 8 a.m. (7/25)


Two lanes closed on the northbound 241 Toll Road between the 133 Toll Road and Santiago Canyon Road. One lane open to traffic.
8 a.m. to 2 p.m.

Other Resources
- For additional information about construction projects, please contact Caltrans at dot.ca.gov
- For specific closure information on The Toll Roads and other highways in Orange County, visit: https://lcswebreports.dot.ca.gov/searchdistricts?district=12
- For current road information, visit: dot.ca.gov/cgi-bin/roads.cgi
- To view current traffic incident information, visit the California Highway Patrol's Orange County Communication Center website: cad.chp.ca.gov
Updated July 18, 2025. Closures subject to change without prior notice.
