Engaging Stakeholders in Sediment Management Examples from the United States Steven Wolf US Army Corps of Engineers, New England District Igor Linkov, John T. Vogel US Army Corps of Engineers Engineer i Research & Development Center
Sediment Management Challenges in the US Significant river transport maintenance dredging Legacy contamination ti in many ports and harbors Hudson River (Bing photos) Army Corps of Engineers charged with maintaining navigation Passaic River (Historical Society)
Examples of Stakeholder Involvement in Sediment Management Projects Providence Boston ) Long Island Sound dredged material management plan (ongoing 2011) Providence Harbor dredging (2003 2005) Boston Harbor dredging (1997 2001) New York Long Island Sound
Boston Harbor Maintenance Dredging Project Great Lakes Dredge and Dock Main Issue: Disposal of ~1M m 3 contaminated t sediment Stakeholder Involvement: Advisory Committee during permitting & operations Uncertainty/concerns higher project/monitoring costs
Providence Harbor Maintenance/Improvement Dredging Project 41 30'0"N 4 71 33'20"W 71 30'0"W West Kingston! 71 26'40"W 71 23'20"W 71 20'0"W 71 16'40"W! Newport 71 13'20"W 71 10'0"W 41 30'0"N 4 41 26'40"N Peace Dale!! Brenton Point 41 26'40"N 41 23'20"N Separation Zone! Point Judith for Shipping 41 23'20"N Main Issue: Siting of open water disposal (fisheries/resource impact) Stakeholder Involvement: Advisory group formed early in the process Dedicated facilitator 41 10'0"N 41 13'20"N 41 16'40"N 41 20'0"N Block Island! 71 33'20"W 71 30'0"W Kilometers 0 2 4 16.67 km 71 26'40"W RISDS 71 23'20"W Site 69a 71 20'0"W RISDS Alternatives Current Disposal Site Site 18 71 16'40"W 71 13'20"W 71 10'0"W Z 41 13'20"N 41 16'40"N 41 20'0"N
Long Island Sound Dredged Material Management Plan Main Issues: Large geographic area variations in sediment type/dredging d needs 3 states with varying priorities and management approaches Long term planning horizon Stakeholder Involvement: Diverse working group formed early in process MCDA
Long Island Sound Dredged Material Management Plan Main Issues: Large geographic area variations in sediment type/dredging d needs 3 states with varying priorities and management approaches Long term planning horizon Stakeholder Involvement: Diverse working group formed early in process MCDA
Utfordringer med håndtering av sedimenter i USA Signifikant partikkel transport ned elvene mudring for å opprettholde seilingsdybde Gamle forurensning i flere havn Hudson River (Bing photos) Army Corps of Engineers har ansvar å opprettholde seilingsdybde Passaic River (Historical Society)
Eksempler av involvering av interessenter i sediment prosjekter Providence Boston Long Island Sound plan for mudrede masse (2011 ) Providence Harbor mudring di (2003 2005) Boston Harbor mudring (1997 2001) New York Long Island Sound
Boston Harbor Mudringsprosjekt Great Lakes Dredge and Dock Hovedtema: Deponering ~1M m 3 forurensede sedimenter Involvering av interessenter: Rådgivningskomité under tillatelse & gjennomføring Usikkerhet/bekymringer høyere kostnader i prosjektet/overvåkning
Providence Harbor Mudringsprosjekt 41 30'0"N 4 71 33'20"W 71 30'0"W West Kingston! 71 26'40"W 71 23'20"W 71 20'0"W 71 16'40"W! Newport 71 13'20"W 71 10'0"W 41 30'0"N 4 41 26'40"N Peace Dale!! Brenton Point 41 26'40"N 41 23'20"N Separation Zone! Point Judith for Shipping 41 23'20"N Hovedtema : Undervannsdeponi d (fiske/konsekvens på ressurser) Involvering av interessenter : Rådgivningsgruppe etablert tidlig i prosessen Facilitator 41 10'0"N 41 13'20"N 41 16'40"N 41 20'0"N Block Island! 71 33'20"W 71 30'0"W Kilometers 0 2 4 16.67 km 71 26'40"W RISDS 71 23'20"W Site 69a 71 20'0"W RISDS Alternatives Current Disposal Site Site 18 71 16'40"W 71 13'20"W 71 10'0"W Z 41 13'20"N 41 16'40"N 41 20'0"N
Long Island Sound Plan for mudrede masse Hovedtema : Stort areal variasjon i sediment og behov 3 stater med ulike prioriteringer og tilnærminger Langtidsplanlegging Involvering av interessenter: Arbeidsgrupper tidlig i prosessen Multi kriteria analyse