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Area 4. I-90 trail

Some of the new sewer pipe will be installed underneath the I-90 Trail on Mercer Island. The trail will be closed in segments.

About the Area 4. I-90 trail project

Read about upcoming construction on the I-90 Trail. This StoryMap features information for trail that includes:

  • What we are building
  • What to expect during construction
  • What you’ll see when the work is done

View StoryMap in full screen

Construction Reference Guide

Learn what to be aware of if you are a neighbor, resident, commuter, boater, biker, pedestrian or park user in the project area. 

View Construction Reference Guide.

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