All Work Underway

Work underwayWork underway  Road closure Road closure  Partial closure Partial closure  Night work Night Work

Most pipeline for the project is installed in the public right of way. There is an exception, where the pipeline tunnels under the Willamette River. Read the What to Expect During Construction handout (781 kb, May 2014) for more detailed maps and information about the construction process.

For a project construction schedule map visit the About the Partnership page

Field Updates

Friday - February 5, 2016

Major pipeline work on Mapleton Drive almost complete

Crews approach the intersection of Mapleton Drive and Highway 43

West Linn Pipeline Construction Update: Mapleton Drive

Major pipeline work on Mapleton Drive is almost complete! Pipe is currently being installed near the intersection of Mapleton Drive and Highway 43.

No work is planned on Mapleton Drive tomorrow, Saturday, February 6 – crews will be working over in Gladstone tomorrow night to repair some concrete panels on Highway 99E. Mapleton Drive work will resume on Monday, February 8, to install the remaining pieces of pipe at the intersection of Highway 43.

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Friday - January 29, 2016

McVey Avenue construction focuses on pipe bridge over Oswego Creek

Crews working on the portion of pipeline that will be installed next to the traffic bridge.

Lake Oswego Pipeline Construction Update

This update includes construction work in the following areas. Read more for specific information on each location:

  • McVey Avenue pipeline – in-ground pipeline work complete, pipe bridge work underway
  • George Rogers Park – restoration continues

For the most up to date information on construction and road closures, follow @LOTwater on Twitter, visit work underway, or contact us.

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Friday - January 29, 2016

Final remaining sticks of pipe to be installed on Mapleton Drive next week

Crews prepare to install a piece of pipe in the final block of Mapleton Drive.

West Linn Pipeline Construction Update: Mapleton Drive

Final remaining sticks of pipe to be installed on Mapleton Drive next week!

Pipe crews are expecting to install their final sticks of pipe on Mapleton Drive next week, near Highway 43!

Once the pipe is in place, crews will continue working between Highway 43 and Trillium Creek to install an air valve and vault near the corner of Highway 43 and Mapleton Drive, pressure test and disinfect the pipe, and make final connections to the system. This work is expected to continue through February. Crews will also begin restoration and final “punch list” activities on Mapleton Drive.

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Friday - January 22, 2016

Tigard Pipeline Installation Complete, Bonita Pump Station wrapping up!

Bonita Road has been repaved and restored.

Tigard Pipeline and Bonita Pump Station Construction Update

This construction update includes all work in Tigard for the project. Read more for specific information on each location:

  • Bonita Pipeline Construction
  • Bonita Pump Station
  • About Bonita Pump Station

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Friday - January 22, 2016

450 feet of pipe left to install on Mapleton Drive!

Crews install a 48-foot stick of pipe close to Trillium Creek.

West Linn Pipeline Construction Update: Mapleton Drive

About 450 feet of pipe left to install on Mapleton Drive!

This week, the pipe was successfully installed and connected to the tunnel under Trillium Creek!

Pipe crews are now embarking on their final portion of pipe laying on Mapleton Drive! Next week, they begin working their way closer towards Highway 43, installing pipe up the hill west of Trillium Creek.

Throughout February, crews expect to work between Highway 43 and Trillium Creek finishing pipe laying, installing an air valve and vault near the corner of Highway 43 and Mapleton Drive, and pressure testing and disinfecting the pipe. Crews will also begin restoration and final “punch list” activities on Mapleton Drive.

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