OC Public Works (OCPW) will complete a flood control restoration project in a portion of the Barranca Channel in Irvine between Alton Parkway and McGaw Ave. Work will include the use of heavy equipment and the removal and replacement of large rocks (referred to as “rip rap”) within the channel.
WHAT
Crews will perform improvements within the flood control channel in your area to ensure the channel is operating effectively for flood protection.
- Removal and replacement of rip rap. Rip rap is a standard flood control measure to reduce erosion of the channel slopes.
- Repair and replace damaged drainage inlets.
- Regrading maintenance roads to improve access and drainage.
- Replace storm drain outlets to ensure proper drainage performance.
Residents living in close proximity to the flood channel will experience a temporary increase in noise and dust during working hours.
All work will be performed within the fenced area of the channel. Residents and businesses will not experience any delays or road closures.
WHEN
Anticipated Construction Duration
May 11 - August, 2026
Working Hours
Monday - Friday, 7 a.m. - 5 p.m.
WHERE
A portion of the Barranca Channel in Irvine between Alton Parkway and McGaw Ave.
Construction Inspector: Malachi Rios 714-448-1672
Sup. Construction Inspector: Rudy Alfaro 714-448-0804
ocpublicworks.com
projectinfo@ocpw.ocgov.com