State College Sewer Construction Update – December 20, 2019

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State College Sewer Construction Update – December 20, 2019

 construction alert header

For more information please contact the Construction Hotline at ConstructionHotline@ocsd.com or at (657) 208-7900.

As we head into the holidays, the Orange County Sanitation District would like to thank you for your patience and support as we construct this very important regional sewer line. We wish you and your loved ones a very joyous holiday.

There will be no construction activity on Wednesday, December 25 and Wednesday, January 1.

Here’s an update on our current activities:

Romneya/Placentia Ave. to La Palma Avenue

  • Continuing with the sewer installation.
  • Lane reductions and turn restrictions
  • Monday – Friday, 8:30 a.m. – 3:30 p.m. and Saturdays 7 a.m. – 5 p.m.
  • Ongoing – January 2020*

Romneya/Placentia Avenue Intersection

  • Manhole installation, irrigation, and base paving
  • NO THRU TRAFFIC for east/west travel, right turns only onto State College Blvd. No left turns permitted in any direction.
  • Ongoing – December 2019*

La Palma Avenue to Underhill Avenue

  • Sewer installation. First activity is striping, k-rail (concrete barriers), followed by shoring, and excavation. See NOTICE for details.
  • Monday – Friday, 7 a.m. – 7 p.m.
  • Through spring 2020*

Ball Road to Vermont Avenue

  • Sewer installation is complete. Ongoing work consists of street restoration including landscaping, irrigation, and paving.
  • Left turns may be restricted as this work occurs.
  • Monday – Friday, occasional Saturdays. 7 a.m. – 7 p.m. (Night work will be required at times.
  • Through mid-December 2019*

Ball Road (south of intersection)

  • Continue lateral connection to main sewer line
  • Occasional turn restrictions may be necessary
  • Night work: Monday – Friday, 8 p.m. – 6 a.m.
  • Through 2019*

Winston Avenue to Cerritos Avenue – traffic control – NEW ACTIVITY

  • Lateral connection staging area. Now that most of the pipe has been installed in the southern area of the project, laterals need to be connected to the new sewer line. Staging area is required for the large equipment that will be used to perform the work.
  • December 26, 2019 – January 2020*
  • See NOTICE for details.

Cerritos Avenue Intersection

  • Continue lateral connection to main sewer line.
  • Lane reductions and left turn restrictions.
  • Night work: Monday – Friday, 8 p.m. – 6 a.m.
  • Ongoing through mid-January 2020*

Howell Avenue – nighttime detour

  • Lateral connection to main sewer line. K-rail installation between Howell and Cerritos Avenue.
  • Lane reductions. Detour will be in place over the next 6 weeks* at night only as work occurs in the intersection. See MAP for details.
  • Monday – Friday, 8 p.m. – 6 a.m. Occasional Saturdays.
  • Ongoing – Mid-January 2020*

Gateway – closure – NEW ACTIVITY

  • Lateral connection to new sewer line.
  • No east/west travel, left turns restricted. U-turns at Gene Autry and Katella Avenue.
  • Monday – Friday, 5 a.m. – 5 p.m. Occasional weekend work.
  • December 23, 2019 – January 2020*
  • See NOTICE for details.

Orangewood Avenue Intersection – major traffic restrictions

  • Shoring installation, excavation, and pipe laying across the intersection
  • NO THRU TRAFFIC northbound State College Blvd. and westbound Orangewood Avenue. See NOTICE for details and detour options.
  • Monday – Friday, 8:30 a.m. – 3:30 p.m., and Saturday 7 a.m. – 5 p.m.
  • Ongoing through December 2019*

Platinum Triangle

  • Manhole construction to allow connection of laterals to main sewer line. This activity requires shoring and excavation which may trigger minor vibration.
  • Lane reductions and turn restrictions are necessary.
  • Monday – Friday, 5 a.m. – 7 p.m., occasional Saturdays.
  • Ongoing – March 2020

We understand that construction can be an inconvenience, we apologize for the disruption and thank you for your patience and understanding as we work to improve the regional sewer.

*Dates are subject to change due to operational factors or inclement weather.


Project Description:
The project is replacing four miles of sewer along State College Boulevard from the SR-91 to Orangewood Avenue in the City of Anaheim. Construction began in late summer 2018 and is scheduled to be completed in 2020. Once the project is complete, eight million gallons of wastewater will be diverted to OCSD’s Plant No. 1 in Fountain Valley for treatment before being send to the Groundwater Replenishment System.  This is Phase B of a two-phase project; Phase A was completed in 2017 and took place from Yorba Linda Blvd. to SR-91 in the City of Fullerton.