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Portland Water Bureau

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TRAFFIC ADVISORY 09/20/2018: Washington Park, SW Sacajawea Blvd.

Portland Water Bureau logoSouthwest Sacajawea Boulevard between Southwest Park Place and Southwest Sherwood Boulevard will be closed to all traffic during the week of Sept. 23. This includes vehicles, bicycles, and pedestrians. Traffic control will be set up Sunday, Sept. 23, and removed by end of day Friday, Sept. 28.

The Washington Park Reservoir Improvement Project will begin receiving deliveries of segments of a tower crane. Delivery will begin arriving at approximately 7 a.m. Monday, Sep. 24 by tractor trailer via Southwest Park Place, Lewis Clark Way and then to Sacajawea. It will take more than a dozen deliveries to get all the segments delivered. During this week, the crane will be erected on site.

Local residents and visitors to the park should still expect delays, watch for signs, plan extra time for trips, and consider alternate routes and modes of transportation to get to destinations.

Impacts include:

Park Entrances and Exits

  • Southwest Park Place will be open for entrance to the park via Southwest Lewis Clark Way.
  • Southwest Sacajawea Boulevard will be closed, closing park exits via Southwest Park Place.

Intermittent Delays

  • Southwest Lewis Clark Way will experience intermittent delays between Southwest Park Place and Southwest Sherwood Blvd.

Multi-Use Shared Path

  • A designated path separates pedestrians and cyclists from vehicles on Southwest Lewis Clark Way.
  • Pedestrians and cyclists can use the path to travel both in and out of the park on Southwest Lewis Clark Way.
  • Cyclists are required to walk and not ride bicycles on the paths.


  • Madison Trail: The trail will be closed.


About the Washington Park Reservoir Improvement Project

The Portland Water Bureau’s Washington Park Reservoir Improvement Project will seismically strengthen key water infrastructure on Portland’s west side and help ensure a healthy, resilient, and secure water system. When complete and online, the new reservoir will supply water to Portland’s west side and serve more than 360,000 people, including all downtown businesses and residents, industrial customers, 20 schools, three hospital complexes, more than 60 parks, and some of Portland’s world class attractions. It will also provide fire suppression.

For more information, visit