> Answer? More like a guestimate
I daresay the smart money is going with fatigue, given the nature of
the load and the age of the structure.
Christopher Wright P.E. |"They couldn't hit an elephant at
chrisw@skypoint.com | this distance" (last words of Gen.
.......................................| John Sedgwick, Spotsylvania
1864)
http://www.skypoint.com/members/chrisw/
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