LOCATION: Airway Ave. between Baker St. and Airport Loop Dr., Costa Mesa
- What:
- Pressure testing of a segment of newly installed sewer pipeline. This will require filling the pipeline with water for a continuous period, approximately 3 days.
- Asphalt paving at the intersection of Airway Ave. and Baker St. Some work may be done during the nighttime hours.
- When:Â November 15 - December 6
- Work Hours:
- Daywork hours between 7 a.m. – 3:30 p.m.
- Nightwork hours between 8 p.m. - 6 a.m.
- What to Expect:
- Traffic control around the work areas
- Increase in activity and noise levels
LOCATION: Main Street Pump Station, 1499 Main St., Irvine
- What:Â Rehabilitating pipelines, pumps, and valves
- When: Current – Spring 2025
- Work Hours: Day-time work, 7 a.m. – 5:30 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.
For more project information, visit www.ocsan.gov/airwayport.
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
Construction Schedule*
*Schedule subject to change due to operational factors or inclement weather. Â
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Site Location
Construction Schedule
Fall 2023 - early 2026
Construction Budget
$43.4 million