Project Description:

This future project will rehabilitate approximately 4 miles of the regional sewer pipeline that runs along the I-405 freeway in the City of Costa Mesa.

Project elements include the rehabilitation of gravity sewer pipelines using the cured-in-place pipe method, manhole structure rehabilitation, and manhole access improvements. The project also includes the rehabilitation of four sewer pipelines that cross the I-405 freeway.

Construction Schedule: 

Starting spring 2024 and lasting approximately 1.5 years.

Keep Informed:

Continue to follow this page as construction is anticipated to start on the project in the next several months.  Sign up for e-notifications to stay informed about this project by subscribing and selecting the “Costa Mesa Sewer Along the I-405” subscription topic.

Other Information: 

For information about nearby OC San construction work in the City of Costa Mesa, please visit Airway-Airport Loop Sewer Rehabilitation.