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Little Topashaw Creek - Fate of Large Wood Structures
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 Recording condition and location(with GPS) of large woody debris structure 3.5 years after construction. 
  As built (2000)After one year (2001)After two years (2002)After three years (2003)
No. of remaining structures72685046
No. of remaining structures located in bends39383027
No. of remaining structures located in straight reaches33302019
Mean crest elevation above bed, m2.1 + 0.52.5 + 0.62.4 + 0.5--
Length, m13.9 + 3.910.2 + 4.2-- --
Width, m5.3 + 1.96.0 + 2.3-- --
No. of remaining structures with anchors58513937
Why did so many of the large woody debris structures fail during 2002?

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