Hangar One Update to Moffett RAB May 10, 2012

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Former NAS Moffett Field

Hangar 1 Removal Action Update

Bryce Bartelma, PG

Navy BRAC PMO West

May 10, 2012

RAB Meeting

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• Control release of PCBs from Hangar 1 in accordancewith 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

Project Objective

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Continued Monitoring andProtection Measures

• Increased biological activity

• Increased storm water and groundsurface protection during rainy season

• Navy and NASA air monitoring datademonstrates control of air emissions

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Increased Biological Activity & Mitigation

• No Burrowing Owls

• Discourage IncipientNest Building byRavens and HouseFinches

• Brandt’s CormorantRescue

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Increased Storm Water Management

Protection of Grassy Areas withHeavy Plastic Sheeting

Runoff Pumped to Holding Tanksand Treatment System

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RAB Tour – March 14, 2012

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Permanent Roof Access

• Roof Ridge Access for FAA Beacon and Holiday Star

• Mock-up Display for Navy and NASA Engineers

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Progress – January 23

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Progress – April 26

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Mansard Panel Removal Completed

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Zone 6 – Siding Removal

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Palo Alto Perspective

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Schedule

• Fieldwork in zones 1 – 3

Nearly Complete

• Fieldwork in zones 4 – 6

Ongoing

• Complete mezzanine andtouch-ups, confirmationsampling and demobilize

September 2012

• Submit After ActionCompletion Report

Winter 2012

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Questions?

Point of Contact:

Scott Anderson

BRAC EnvironmentalCoordinator

(619) 532-0938

[email protected]