Archive | December, 2011

Where Alameda Point’s cleanup is at year’s end

December 30, 2011

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Site 24 - Dock dredging water filter system

  The past year had some high points and low points in the cleanup process at Alameda Point.  Added delays, including a pile-driving surprise, were balanced out by steady progress. The year saw, among other things, completion of a second Point-wide radiological survey of buildings and structures that identified two building interiors needing radium remediation, [...]

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Radium Scanning Process at Seaplane Lagoon

December 18, 2011

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Radiation scanner with Seaplane Lagoon in background

Every scoop of dirt that was dredged from the Seaplane Lagoon earlier this year is first sorted into premeasured compartments.  The piles are then tested for heavy metals, PCBs, and pesticides.  But the piles cannot be tested for radium 226. In order to test for radium, every pile has to be scooped back into a [...]

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SF Bay Estuary Plan Fails to Connect with Alameda Point

December 12, 2011

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Dredging Alameda Point Channel around the clock

On Sunday, November 11, 2011, Dutra Dredging wrapped up five weeks of maintenance dredging in the channel leading to the Alameda Point docks.  This channel is on the south side of Alameda Point where the maritime ships and USS Hornet are docked.  Half of the dredge soil went to the in-bay disposal site at Alcatraz.  The [...]

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