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

1. Former NAS Moffett Field
Hangar 1 Removal Action Update
Mike Schulz, PMP
,
AMEC Earth & Environmental, Inc.
January 13, 2011
RAB Meeting

2. 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

3. 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

4. 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

5. 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

6. 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

7. 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

8. Asbestos Abatement
Removal of Asbestos Floor Tile

9. Asbestos Abatement
Removal of Floor Tile Mastic and Leveling Compound

10. Asbestos Abatement
Removal of Floor Tile Mastic Using High-Pressure Water

11. Asbestos Abatement
Removal of Asbestos Insulated Pipe Using Glove Bags

12. 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

13. Interior Demolition
Dust Suppression During Demolition of Interior Offices

14. Interior Demolition
Demolition of Offices and Shops – North End of Hangar

15. Interior Demolition
Demolition of Mezzanine Level Offices Using Light Equipment

16. Interior Demolition
Sorting Debris for Disposal and Recycling

17. Interior Demolition
Sizing Debris for Transportation Offsite

18. Interior Demolition
Loading Construction Debris for Disposal Offsite

19. Interior Demolition
Removal of Last Few Loads of Debris

20. Interior Demolition
Completed Demolition – Looking South

21. Interior Demolition
Completed Demolition – Looking West

22. 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

23. Air Monitoring Results

24. Air Monitoring Results

25. Preservation of Historic Artifacts

26. Cork Room Preservation

27. Future Activities
• Continued biological
monitoring
• Design and repair of
secondary structural steel
members
• Scaffold installation
• Siding removal and
coating
• Continued Community
Outreach

28. 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

29. Questions
Point of Contact
Scott Anderson, P.E.
BRAC Environmental Coordinator
(619) 532-0938
532 0938
Scott.d.anderson@navy.mil