The Orange County Transportation ….

The Orange County Transportation Authority, in cooperation with Caltrans, is widening the San Diego Freeway (I-405) between SR-73 and I-605.The project is improving 16 miles of I-405 between the SR-73 freeway in Costa Mesa and I-605 near the Los Angeles County line. Construction updates are as follows:

• I-405 Northbound Seal

Beach Boulevard Off-ramp

Opens Soon The northbound I-405 offramp to Seal Beach Boulevard has been closed for nearly a month and is scheduled to reopen this week.

It was closed to reconstruct the ramp as part of the freeway widening. Work includes demolition, excavation, grading, draining, electrical system installation, concrete pours and asphalt paving.

Dates and times may change due to unforeseen operational factors.