* NOTE: CHP incident text may be been modified from its original to improve readability, as a result some errors may have been introduced. Data provided by CHP. Official CHP Incidents.
Why is SR-55 South closed?
Real-Time Updates on SR-55 CalTrans lane closures
Summary of current and upcoming CalTrans lane closures and construction work on SR-55 in California.
: CalTrans data reports no active lane closures along SR-55 South scheduled. If you're stuck in traffic check our traffic collision info or look for problems in the opposite direction of travel (aka rubber necking).
Upcoming Closures:
No lane closures are currently scheduled along SR-55 South during tomorrow morning's commute.
1 Closure: One closure is scheduled for mid-day tomorrow, near Costa Mesa Frwy/Rte 55
No lane closures are currently scheduled along SR-55 South during tomorrow evening's commute.
3 Closures: Three closures are planned late this evening and/or overnight, one is a full closure, primarily affecting areas near Mcfadden St, and Macarthur Blvd.
Next 3 Days:
1 Closure: Over the next three days, one closure is planned near Costa Mesa Frwy/Rte 55
The southbound connector to southbound SR 73 in Costa Mesa (Orange Co) is closed from 2100 hrs each night to 0500 hrs each morning Monday thru Friday thru 2/14/25 - Due to construction - Motorists are advised to use an alternate route
Northbound traffic is reduced to 3 lanes at Macarthur Blvd in Costa Mesa (Orange Co) - Due to flooding