A significant traffic collision occurred today on Interstate 405 South (I-405) near State Route 55 in Costa Mesa, CA, resulting in major disruptions to traffic flow. The incident involved six vehicles, including a white smaller SUV, a Toyota Highlander that became immobile in the High Occupancy Vehicle (HOV) lane, and a black Chevrolet Tahoe that overturned but was later righted. Additionally, a black truck or SUV and another white SUV were involved in a separate collision.
Due to the traffic incident, complete lane closures were implemented on both the HOV flyover and the mainline segments of the highway. Emergency traffic management units were dispatched to the scene to manage the situation and ensure safety. A cone pattern was established to direct traffic away from the affected areas, leading to significant congestion and delays.
A SigAlert was issued for one hour, indicating that drivers should expect backups and plan for alternative routes. The traffic incident has caused ripple effects on surrounding roads, contributing to increased congestion in the area. Motorists are advised to exercise caution and seek alternate routes to avoid delays.