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Hangar One Removal Action Update to Moffett RAB

Hangar One Removal Action Update to Moffett RAB



Hangar One Removal Action Update to Moffett Restoration Advisory Board, January 13, 2011. Mike Schulz, PMP, AMEC Earth & Environmental, Inc.

Hangar One Removal Action Update to Moffett Restoration Advisory Board, January 13, 2011. Mike Schulz, PMP, AMEC Earth & Environmental, Inc.



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    Hangar One Removal Action Update to Moffett RAB Hangar One Removal Action Update to Moffett RAB Presentation Transcript

    • Former NAS Moffett FieldHangar 1 Removal Action Update Mike Schulz, PMP , AMEC Earth & Environmental, Inc. January 13, 2011 RAB Meeting
    • Presentation Overview• P j t Obj ti Project Objective• Progress Update  Community Outreach  Biological Monitoring  Storm Water Protection  Asbestos Abatement  Interior Demolition  Air Monitoring  Historic Mitigation Hi t i Miti ti• Future Activities• Schedule• Questions
    • Project Objective• Control release of PCBs from Hangar 1 in accordance with EE/CA (July 2008) and Action Memorandum (December 2008)  Demolition of interior structures  Removal of contaminated siding  Application of weather-resistant coating to steel frame
    • Community Outreach• RAB presentation November p 2009• Fact Sheet January 2010• NASA b i fi J briefing January 2010• Video documentation• RAB tour July 2010• RAB presentation July 2010• SHPO meeting September 2010• Regulatory agency progress meeting D ti December 2010 b
    • Biological Monitoring• Weekly observation of Burrowing Owls• Inspection of biological activity inside hangar• Weekly reports to CDFG and USF&W• No observed impacts to protected species Owl Buffer Fence
    • Storm Water Protection• S di Sediment removed t d from storm water trench• Plastic liner placed over bare soil areas• Silt barriers placed l b l d around storm drains• Paved areas vacuumed prior to storm events
    • Asbestos Abatement• Interior asbestos abatement completed December 2010• 83 tons of asbestos waste sent to Altamont Landfill• 160 tons of PCB/metal contaminated waste sent to Kettleman Landfill
    • Asbestos AbatementRemoval of Asbestos Floor Tile
    • Asbestos AbatementRemoval of Floor Tile Mastic and Leveling Compound
    • Asbestos AbatementRemoval of Floor Tile Mastic Using High-Pressure Water
    • Asbestos AbatementRemoval of Asbestos Insulated Pipe Using Glove Bags
    • Interior Demolition• D Demolition of interior liti fi t i structures completed December 2010• 1897 tons of construction debris sent to Newby Island Landfill• 431 tons of metal recycled y• 4568 fluorescent light tubes and ballasts recycled
    • Interior DemolitionDust Suppression During Demolition of Interior Offices
    • Interior DemolitionDemolition of Offices and Shops – North End of Hangar
    • Interior DemolitionDemolition of Mezzanine Level Offices Using Light Equipment
    • Interior DemolitionSorting Debris for Disposal and Recycling
    • Interior DemolitionSizing Debris for Transportation Offsite
    • Interior DemolitionLoading Construction Debris for Disposal Offsite
    • Interior DemolitionRemoval of Last Few Loads of Debris
    • Interior DemolitionCompleted Demolition – Looking South
    • Interior DemolitionCompleted Demolition – Looking West
    • Air Monitoring• Baseline air sampling completed July 2010• Continuous air monitoring during abatement and demolition activities• Three levels of air monitoring – Workers – Work areas – Site perimeter• Monitoring coordinated with NASA g• Weekly reports provided to agencies and public• Data demonstrates control of air emissions
    • Air Monitoring Results
    • Air Monitoring Results
    • Preservation of Historic Artifacts
    • Cork Room Preservation
    • Future Activities• Continued biological monitoring• Design and repair of secondary structural steel members• Scaffold installation• Siding removal and coating• Continued Community Outreach
    • Schedule• Start steel repairs January 2011• Start scaffold installation February 2011• Start siding removal and coating Spring 2011 g g p g• Complete siding removal and coating Winter 2011• Submit final report Spring 2012
    • Questions Point of Contact Scott Anderson, P.E.BRAC Environmental Coordinator (619) 532-0938 532 0938 Scott.d.anderson@navy.mil