As most of the construction on the Airway-Airport Loop Sewer Rehabilitation has wrapped up, remaining activities continue at the Main Street Pump Station.
Please check this page regularly for the most up-to-date information.
Upcoming Work
LOCATION: Airway Avenue and Airport Loop Drive
A slurry seal will be placed over sections that were recently restored.
- When: Thursday, August 6
- Hours: Between 7 a.m. – 5 p.m.
- What to Expect:Â
- Temporary no parking along the curb where work will take place. No parking signage will be posted in advance.
- Temporary traffic control while the work is being performed.Â
Ongoing Work
LOCATION:Â Main Street Pump Station, 1499 Main St., Irvine
Rehabilitating and constructing pipelines, pumps, and valves
- When:Â Ongoing – Summer 2026*
- Work Hours:Â Monday – Friday, 7 a.m. – 4 p.m.*
- What to Expect:
- Occasional reduced travel lanes on westbound Main St.
- Increase in activity and noise levels
*All dates and times are subject to change due to operational factors or inclement weather.
Other Information
For information about a nearby project in the City of Costa Mesa, please visit Costa Mesa Sewer Rehabilitation along I-405 Project. Â
Project Description
This project will rehabilitate two parallel regional sewer pipelines, along a 1-mile stretch on Airway Avenue and Airport Loop Drive in the City of Costa Mesa, near the John Wayne Airport. The rehabilitation of the two pipelines must occur one at a time and will take place in separate phases.
Project elements also include improvements at the Main Street Pump Station. See map below (blue line).
Project Map
Stay In The Know
Community Liaison:
(714) 378-2965
Email:
constructionhotline@ocsan.gov
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Related Construction
Site Location
Construction Schedule
2023 – 2026
Construction Budget
$43.4 million