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Hangar One Removal Action Update to Moffett RAB
 

Hangar One Removal Action Update to Moffett RAB

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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