Dirty Jobs

Season 6 Episode 17

Dirty Infrastructure

0
Aired Sunday 10:00 PM Jan 25, 2011 on Discovery Channel

Trivia

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  • Trivia

    • Americas infrastructure average grade is a D according to the American Society of Civil Engineers. As of 2009, the breakdown falls like this:

      Aviation: D
      Bridges: C
      Dams: D
      Drinking Water: D-
      Energy: D+
      Hazardous Waste: D
      Inland Waterways: D-
      Levees: D-
      Public Parks and Recreation: C-
      Rail: C-
      Roads: D-
      Schools: D
      Solid Waste: C+
      Transit: D
      Wastewater: D-

      America's Infrastructure GPA: D

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