Reminder: Overnight Island Crest Way Ramp Closures, September 29 – October 1

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Beginning as early as Friday September 29 through Sunday October 1, both east- and westbound Island Crest Way HOV on- and off-ramps will be closed during off-peak, nighttime hours. Crews will use this time to relocate and reconnect existing traffic information system cabinets.

Here’s what you can expect:

  • Island Crest Way Eastbound HOV off-ramp is planned to be closed overnight on Saturday September 30, from 11 p.m. until 4 a.m. Drivers will be able to use the 77th Avenue and West Mercer Way Eastbound off-ramps.
  • Island Crest Way Westbound HOV on-ramp is planned to be closed nightly beginning Friday, September 29 through Sunday, October 1, from 8 p.m. until 5 a.m. Drivers will be able to use the76th Avenue and West Mercer Way Westbound on-ramps.
  • Crews will relocate existing traffic information system cabinets and reconnect to electrical service.
  • Crews will work in the existing right of way with traffic control in place. Please follow signed detours and flaggers to safely access your destination.

Map of Mercer Island construction area Sept. 29-Oct. 1, 2017