SUB MAR West Fork of Beaver River West Point, OH. Pre-project pictures. Note eroding outer bank.

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West Fork of Beaver RiverWest Point, OH.

Pre-project pictures. Note eroding outer bank.

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During Installation-Sept 2002

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Exposed pipeline now protected by Submar Articulated Concrete Mattress

Flow

07/29/03, approximately one year later

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NOTE: We did not build the two upstream

Bendway Weirs

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Close-up of Bendway Weirs

Looking DS. Recently constructed low, relatively short (average of 25 ft. long) Bendway Weirs, Sept 2002

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Looking DS. The same 2 low, relatively short Bendway Weirs, 5 years later Sept 17, 2007.

Bank is stable (very flat slope angle compared to the angle of repose) & well vegetated.

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Looking DS at three Bendway Weirs-

freshly constructed-Sept 2002

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Pix by derrick 9-17-2007

Looking DS at the same 3 Bendway Weirs 5 years after construction. Fines in BW’s have washed out,

but well graded 18 to 24 inch stone is stable. Bank is stable.

Looking US at two low elevation Bendway Weirs, two years after

construction, 05/11/2004.

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Looking US at the same two low elevation Bendway Weirs, five

years after construction, 9/17/2007. Note stable bank.

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Looking US at a barely visible Bendway Weir, two

years after construction (05/11/2004)

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Pix by derrick 9-17-2007 Looking US at a barely visible Bendway Weir, five years after construction,

bank is stable, & Bendway Weir is barely noticeable.

Flow from left to right over low-elevation Bendway Weir, two years after installation

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Pix by derrick 9-17-2007Flow from left to right over same low-elevation Bendway Weir, five years after installation

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Great aquatic habitat due to the deep pools created by the Bendway Weirs. These pools were full of high quality fishes,

indicating that water quality is excellent. {5 years after project completion}

Pix by derrick 9-17-2007

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Pipeline protection, two years after installation

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Pipeline protection, five years after installation

Pix by derrick 9-17-2007

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Evidence of recent deposition due to flooding in the field

adjoining the project

Pix by derrick 9-17-2007

The end