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Pigeon dung examined in bridge collapse
AP - Yahoo ^ | August 22, 2007 | Martiga Lohn

Posted on 08/22/2007 3:32:54 PM PDT by EveningStar

Pounded and strained by heavy traffic and weakened by missing bolts and cracking steel, the failed interstate bridge over the Mississippi River also faced a less obvious enemy: pigeons.

Inspectors began documenting the buildup of pigeon dung on the span near downtown Minneapolis two decades ago. Experts say the corrosive guano deposited all over the Interstate 35W span's framework helped the steel beams rust faster...

(Excerpt) Read more at news.yahoo.com ...


TOPICS: News/Current Events; US: Minnesota
KEYWORDS: 35w; bridge; bridgecollapse; dung; guano; pigeondung

1 posted on 08/22/2007 3:32:55 PM PDT by EveningStar
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To: EveningStar

Sky Rats are to blame, who’d a thunk it?


2 posted on 08/22/2007 3:38:43 PM PDT by in hoc signo vinces ("Houston, TX...a waiting quagmire for jihadis.")
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To: EveningStar

What’s brown and sounds like a bell?


3 posted on 08/22/2007 3:38:52 PM PDT by billorites (freepo ergo sum)
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To: EveningStar

Citizens for the Protection of Pigeons Unite!

Ban all bridges.


4 posted on 08/22/2007 3:39:28 PM PDT by tennteacher (Duncan Hunter '08)
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To: EveningStar

What a bunch of horse hockey!


5 posted on 08/22/2007 3:40:14 PM PDT by Red_Devil 232 (VietVet - USMC All Ready On The Right? All Ready On The Left? All Ready On The Firing Line!)
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To: al baby; Allegra; Auntbee; BJClinton; Dashing Dasher; dfwddr; exile; feinswinesuksass; ...
Photo Sharing and Video Hosting at Photobucket TaЯd ping!

The "tards" are the ping list members - not necessarily the subject of the thread.

6 posted on 08/22/2007 3:40:20 PM PDT by EveningStar
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To: EveningStar

Sounds like a job for myth busters.

.....Bob


7 posted on 08/22/2007 3:41:00 PM PDT by Lokibob (Some people are like slinkys. Useless, but if you throw them down the stairs, you smile.)
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