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
Mike: If you deal with number two, here on Dirty Jobs your number one.
S 7 : Ep 10
Aired 2/15/12
S 7 : Ep 9
Aired 2/7/12
S 7 : Ep 7
Aired 1/24/12 (43:00)
S 7 : Ep 6
Aired 1/17/12
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