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Coal Creek sewer upgrade
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Winter 2022 newsletter, March 2022
Neighbor feedback needed on parking/transportation options on Forest Drive Southeast, August 16, 2021
Reaching out to the community: Accessibility ideas for the Red Cedar Trailhead, July 27, 2021
Crews will carry out surveys in the Coal Creek Natural Area beginning June 18, June 16, 2021
Crews will carry out surveys in the Coal Creek Natural Area beginning April 14, April 8, 2021
Upcoming geotechnical surveying near 130th Ave SE, March 1, 2021
Field work continuing for the Coal Creek Sewer Upgrade Project, February 5, 2021
Self-Guided Tour Signs, October 2020
Project newsletter, September 2020
Field work complete by Friday, August 28, trail impacts reduced on Thursday and Friday, August 26, 2020
Field work making progress; expected to wrap up Friday, August 28, August 2020
Field work underway in August- weekday trail closures beginning Monday August 3rd, July 2020
Sewer upgrades in the works: Join us June 17 & 23 to learn more! June 2020
Work coming up in Coal Creek Natural Area, May 2020
Utility location with lane closure on Coal Creek Parkway starting as early as May 15, May 2020
Final design is underway for the Coal Creek Sewer Upgrade Project! April 2020
Roadwork with lane closures on Coal Creek Parkway starting as early as April 27, April 23, 2020
Planned Coal Creek Natural Area surveying at the end of March and in early April, March 23, 2020
Data gathering at pre-existing survey locations will start as early as February 26, February 19, 2020
Minor maintenance activity in Coal Creek Parkway tomorrow, December 18, December 17, 2019
Field survey update: Work begins on Coal Creek Parkway Monday, July 15, July 12, 2019
Field investigations coming up in Summer 2019, June 7, 2019
Tree surveying for the Coal Creek Sewer Upgrade Project beginning May 7, May 2019
Survey work in the Coal Creek Natural Area beginning March 11, February 2019
A King County sewer upgrade project is coming to your area, December 2018.
(View online version.)
Tree surveying in Coal Creek Natural Area Wednesday-Thursday, September 5-6, August 2018
Field work for a new sewer line in Coal Creek Area continues in July, July 2018
Survey activity week of May 14, 2018, May 2018
Geotechnical work in the Coal Creek Parkway area begins in January, updated January 9, 2018
Geotechnical work in the Coal Creek Parkway area begins in January, December 2017
Coal Creek Trunk Upgrade Project
- DNS and Environmental Checklist , issued January 19, 2021
Coal Creek Trunk Maintenance Hole 25B Protection Project
- DNS and Environmental Checklist , issued June 11, 2020