SLRIDT Site Background SLRIDT Site Remediation Activities
(2006-2009) 2010 Tallas Island Winter Dredging Options Pros/Cons
Winter Dredging Activities Challenges Experienced Project Benefits
Overview
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SLRIDT Site Background
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SLRIDT Site Remediation 2006
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SLRIDT Site Remediation 2007
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SLRIDT Site Remediation 2008
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SLRIDT Site Remediation 2009
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2010 Tallas Island Compensatory Mitigation Project
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2010 Tallas Island Compensatory Mitigation Project
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2010 Tallas Island Compensatory Mitigation Project
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Options.. DDredge and Transport via Barge DDredge and Transport
via Over-the-Road Trucks DDredge and Hydraulic Transport Tallas
Island Winter Dredging
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Pros Expedite 2010 Construction Schedule Minimizes
Environmental Impacts Minimizes Community Nuisances Allows Shallow
Draft Dredge Equipment Access Cost savings Tallas Island Winter
Dredging
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Cons Potential Hazards of On-Ice Dredge Work Schedule
Constraints Temperature Dependent Vegetation Segregation Tallas
Island Winter Dredging
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Challenges Experienced Tallas Island Winter Dredging
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Unseasonably Mild Temperatures Tallas Island Winter
Dredging
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On-Ice Construction Safety Hazards Tallas Island Winter
Dredging
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Frost Road Construction Tallas Island Winter Dredging
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Segregation of Vegetative Root Mass from Ice Tallas Island
Winter Dredging
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Thin Ice Experiences Tallas Island Winter Dredging
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Extreme Working Conditions Tallas Island Winter Dredging
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Project Benefits Flexible 2010 Construction Schedule Minimized
Environmental/Community Impacts Expedited Other SLRIDT Work
Activities Monetary Impact Restoration of the Surrounding
Environment Tallas Island Winter Dredging