Flood Prevention of Art Strategy After June 2006 Flood David - - PowerPoint PPT Presentation

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Flood Prevention of Art Strategy After June 2006 Flood David - - PowerPoint PPT Presentation

Oct 21, 2022 144 likes •274 views

National Gallery of Art National Gallery Flood Prevention of Art Strategy After June 2006 Flood David Samec, P.E., CFM Chief of Facilities Management 1 Extent of Flooding Up the Hill Flood Flow Flood Flow NGA Located in Dashed Area

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National Gallery

  • f Art

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Flood Prevention Strategy After June 2006 Flood

David Samec, P.E., CFM Chief of Facilities Management

National Gallery of Art

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Extent of Flooding “Up the Hill”

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NGA Located in Dashed Area

Flood Flow Flood Flow

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NGA Flood Prevention Strategy Assess Areas of Highest Risk

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1 6 3 2 4 5 7

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NGA Flood Prevention Strategy What to Use? (circa 2006)

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Water-filled cofferdams Water-absorbing gel bags

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NGA Flood Prevention Strategy Caches and Pre-Positioning

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NGA Flood Prevention Strategy Caches and Pre-Positioning

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Aqua Dam Increased Facility Entrance Elevations as Required for a Flood Event

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Modular Flood Barriers Used by DC Metro 9th Street and Constitution Ave.

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NGA Flood Barrier Rehearsal 2017

  • One person

could put this together

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Vulnerabilities

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  • If barriers fail, everything is vulnerable
  • Anything more than a 200-year storm event would cause catastrophic

flooding

  • Constant concern about Constitution Avenue Storm Sewer backup into

building floor drains