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The City of Portland, Oregon

Portland Water Bureau

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Maps of Park Impacts & Safe Travel

 Click here to visit the new Washington Park Reservoir Improvement Project website.

Project construction will proceed through 2019. A pause is scheduled to occur from 2020 to 2022 to allow soils to consolidate to reduce any vertical movement. From 2022 to 2024, construction of interpretive features, including the two reflecting pools and surface features, will conclude the project.

Maps of Park Impacts: Sept. 12, 2016 - March 2018ACTIVITY
Starting September 12, 2016 and lasting for 12 to 18 months (March 2018), major earthwork will occur along with the construction of shoring walls and the new underground reservoir.

Click here to access a Map of Park Impacts: September 12, 2016 - March 2018.

Work during this stage will cause temporary impacts to traffic, parking, and TriMet bus service. Later stages of the project with have varying impacts. Park users are encouraged to move safely around the park and its attractions. Please watch carefully for detours and signage and follow direction from flaggers.


  • SW Sacajawea Boulevard will be completely closed to all vehicle and bike traffic and pedestrian use from the intersection of SW Sacajawea Boulevard/SW Rose Park Road/SW Wright Road to SW Park Place.
  • SW Sherwood Boulevard will be closed to all vehicle and bike traffic and pedestrian use from SW Sacajawea Boulevard to the soccer field.
  • SW Sherwood Boulevard will be closed to all vehicle traffic from the soccer field to SW Kingston Avenue.


  • SW Sherwood Boulevard sidewalk will remain open for pedestrian use and bike traffic from SW Kingston Avenue to the soccer field.
  • Tour buses, the free park shuttle, and Portland Parks & Recreation maintenance vehicles will be allowed access onto SW Sherwood Boulevard at SW Kingston Drive for turnaround at the soccer field.


  • The flow of traffic will be reversed on SW Lewis Clark Way. One-way traffic will travel SW Lewis Clark Way and exit the park on SW Park Pl.


  • A designated path separate from vehicles will be available on SW Lewis Clark Way. Pedestrians and cyclists can use the path to travel both in and out of the park on SW Lewis Clark Way. Cyclists are required to walk and not ride bicycles on the path. 


  • All parking spaces will be closed on SW Sacajawea Blvd., SW Sherwood Blvd, and SW Lewis Clark Way.


  • Bus Line 63 - Washington Park/Arlington Heights will be detoured.
  • The following stops will be closed:
    • 6177 - SW Sacajawea & Sherwood Blvds.
    • 4346 - SW Park Pl. & Lewis & Clark Way in Portland Westbound
    • 4343 - SW Park Pl. and Green Westbound

The following park entrances and exits will be available September 12, 2016 to March 2018:


  • W Burnside Rd. to SW Tichner Dr.
  • SW Fairview Blvd. to SW Knights Blvd.
  • SW Canyon Rd. to SW Knights Blvd.


  • SW Tichner Dr. to W Burnside Rd.
  • SW Fairview Blvd. to SW Knights Blvd. 
  • SW Lewis Clark Way to SW Park Pl.
  • SW Knights Blvd. to SW Canyon Rd.

During the project, the following park attractions near the project work site will remain open:

  • Amphitheater
  • Children’s Playground**
  • International Rose Test Garden
  • Elephant House**
  • Soccer Field**

**Pedestrian and cycle access only; no unauthorized vehicles will be permitted on SW Sherwood Blvd.

To check availability and reserve facilities in Washington Park, visit the Portland Parks & Recreation’s online facility reservation system or call 503-823-PLAY (7529). 

Moving Safely Around the Park

Washington Park users are encouraged to travel to and move safely around the park and its attractions by using the bus and light rail, walking, biking and skating, and taking the free park shuttle.