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Nason Creek RM 3.5 – 4.7 Restoration Actions

Nason Creek RM 3.5 – 4.7 Restoration Actions. Project History and Development 2. Design Concepts Fill Removal Oxbow Enhancements 3. Timeline and Next Steps. 2004 Channel Migration Study, Jones and Stokes 2007 Oxbow (N3) 2009 Oxbow (N4) N1. 2009 Kahler Reach Assessment - USBR

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Nason Creek RM 3.5 – 4.7 Restoration Actions

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  1. Nason Creek RM 3.5 – 4.7 Restoration Actions • Project History and Development • 2. Design Concepts • Fill Removal • Oxbow Enhancements • 3. Timeline and • Next Steps

  2. 2004 Channel Migration Study, Jones and Stokes • 2007 Oxbow (N3) • 2009 Oxbow (N4) • N1

  3. 2009 Kahler Reach Assessment - USBR • KDIZ-3 Reconnect Disconnected Inner/outer Zone • KOZ-20 and KOZ-19 Fill Removal

  4. Project Development • 2010 Alternatives Analysis • 2010 SRFB Application • January 2011 RTT Presentation • 2011 SR 207 Relocation Feasibility Study • Geomorphology • EDT Biological Benefit • Geology • April 2012 RTT Presentation

  5. Project Development SRFB Application 2012 for reach based restoration • Fill Removal • 2007 Oxbow Enhancements • ELJ • Side Channel Reconnection

  6. Design Concepts • Fill Removal • 2007 Oxbow Enhancements

  7. Fill Removal

  8. Fill Removal

  9. Parking Lot Fill Removal

  10. Parking Lot Fill Removal Sections

  11. Abuttment Removal

  12. 2007 Oxbow Enhancements

  13. 2007 Oxbow

  14. 2007 Oxbow Enhancements

  15. Next Steps and Timeline • Route link to presentation • Comments on design concepts (fill removal and oxbow enhancements) until 5-31-13 • Revise designs based upon stakeholder and USFS input Summer 2013 • USFS Resource Reviews Summer 2013 • Permit ready designs Sept-October 2013 • Permit submittal and NEPA kick-off Fall 2013 • Construction summer 2014

  16. Questions?

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