
Area 8. Mercer Slough
North Mercer Island/Enatai sewer upgrade
Area 8 project updates
General updates and newsletters are located on the Library page.
- Enatai Siphon pipe installation is complete! December 19, 2023
- Enatai siphon pipe installation planned to begin as early as December 15th. This will require work around the clock. December 2, 2022
- Extended work hours in Bellevue in preparation for Enatai siphon pipe installation. December 2022
- Construction on Southeast 35th Place begins November 28th, November 22, 2022
- Construction on Southeast 35th Place beginning next week, October 28, 2022
- Crews continue to prepare for Horizontal Directional Drilling (HDD) at Enatai Beach Park and Sweyolocken Pump Station, September 12, 2022
- Saturday work will ramp up across the project corridor, September 2022
- Construction update: Expect intermittent loud noises and/or vibrations. Hammering to begin near Sweyolocken Boat launch. August 18, 2022
- Mercer Slough Bike Trail will be closed while crews work at Sweyolocken Boat Launch, June 10, 2022
- Construction equipment and activity coming to the Sweyolocken Boat Launch in June, May 18, 2022
- Surveying continues/utility locates beginning in May, May 4, 2022
- Mercer Slough pre-construction StoryMap - What you need to know as construction gets started, April 19, 2022
Read about upcoming construction in and around Mercer Slough. This StoryMap features information for this public area that includes:
- What we are building
- What to expect
- Schedule and duration
- Detour routes
- What you’ll see when the work is done
- How to reach us