Vapor Containment Tents Going Up Around Glenbrook Road House

Investigations are currently paused at the ‘Pit 3 Area’ property as a result of the early August recovery of a flask containing a small amount of the chemical agent mustard ... As a precautionary measure, vapor containment tents will be constructed over three test pits where there may be additional intact laboratory glassware. Based on the findings of the excavations in these three test pits, the team along with our interagency partners ... will determine the approach for completing the remaining investigations and restoration on the property. Construction of these protective tents is expected to start in September.
Spring Valley Project Update
August 2009

The Corps expects further “high probability” digging at the Pit 3 location at 4825 Glenbrook Road to recommence in late October at the earliest, according to Dan Noble, the Military Response Program manager ... Switching back to high-probability procedures at Pit 3 will require additional precautionary measures ... “Our workers will be upgrading to a level B personal protective equipment, working off supplied air, complete skin protection and things like that,” he said.“So ... we have to essentially plan for a high-probability situation, get it through all the approvals we need to get it through, bring back the high-probability crews and get them trained up.”
Christopher Cottrell
The Eagle ~ September 9, 2009