Walla Walla High bond topic of Friday meeting

December 20, 2012 12:00 AM

UPDATED December 19, 2012 10:21 PM

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  • Workers take down Plutonium Reclamation Facility Canyon

    This video from November shows demolition of the north wall of the canyon, allowing heavy equipment to begin removing strong backs from the walls. Strong backs are brackets from which pencil-shaped processing tanks once hung. It also shows the array of dust suppression tools, each spraying water from a different angle to help control radiological contamination during demolition.