Maps of the Brightwater System |
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 Brightwater System map - 8.5 x 11 inches, color (167 KB)
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 Brightwater System map - 11 x 17 inches (more detailed, 605 KB)
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 Conveyance Tunnel Profile (391 KB)
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 Treatment plant site conceputal plan (2.09 MB)
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| Why We Need Brightwater (80 KB) |
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| Conveyance for Brightwater (185 KB) |
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| MBR, Membrane Bioreactor - cleaner water in less space (250 KB) |
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| Odor Control (90 KB) |
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Brightwater North Mitigation Area (260 KB) |
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Summer 2010 – West Tunnel completed but work continues, marine outfall earns engineering awards, work underway on environmenal education and community center, construction updates (2.4 MB) |
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Winter 2007/2008 – Bothell Business Park murals, construction updates, Tunneling to the Future celebration recap (2.4 MB) |
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Spring 2007 – Storm water treatment — an innovative approach, construction updates, Brightwater tunneling begins, salvaging plants and supporting jobs for people with disabilities (2.4 MB) |
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Summer/Fall 2006 – Special seismic edition – a review of King County's investigations at the SR 9 site, update on findings from county's recent seismic studies, information about how engineers are designing facilities for seismic safety, and resources for earthquake preparedness. (1.5 MB) |
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October 2006 – Brightwater offers construction jobs to veterans, public art at North Creek portal, pipeline for reclaimed water distribution system, space for Habitat for Humanity projects. (860 KB) |
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Winter 2005-2006 – county unveils Brightwater systemwide mitigation package; Mitigation and art on other projects (1.6 MB) |
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Brightwater Mitigation Package Summary (PDF, 176 KB) - In December 2005, King County completed a systemwide mitigation package that is the result of many meetings with the public and negotiations with jurisdictions, Tribal governments, and permitting agencies. You can also view other formal Brightwater mitigation agreements here. |
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Regional Wastewater Services Plan: Summary of the Executive's Process to Update the Brightwater System Siting Decision, July 2005 (PDF 78 KB), On July 27, 2005 the King County Executive reaffirmed his earlier selection of the Route 9 - 195th Street system alteranative for the Brightwater project. |
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On December 1, 2003, the King County Executive selected the proposed Brighwater system which is composed of a wastewater treatment plant at the Route 9 site, a conveyance pipeline along Northeast 195th Street and the King/Snohomish County line, and an outfall off Point Wells (PDF 395 KB). See also decision update, above. |
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King County Ordinance 14278, December 2001: adopting action alternatives for further evaluation and final candidate sites and outfall zones. (18 KB) |
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Phase 3 Technical Documentation, Vol 2 - November 2002: Technical data for the plant sites, conveyance and outfall alternatives. Available on CD. |
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| Phase 3 Technical Documentation, Vol 1 - March-Sept. 2002: geotechnical data, conveyance and outfall alternatives, marine construction & design information, a preliminary conveyance evaluation, and reclaimed water and discharge feasibility. Available on CD. |
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Phase 2 - Executive Summary: Siting the Brightwater Facilities; September 2001 (1,650 KB) Phase 2 documents are available on CD. |
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