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Tanana River Floodplain Studies Channel Change, Debris, Ice ...

Tanana River Floodplain Studies Channel Change, Debris, Ice ...

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Woody <strong>Debris</strong><br />

•Enormous debris supply<br />

•Sturdy log length of about 95 feet<br />

•Rootwad width of about 9 feet<br />

•Accumulations on piers factored into bridge design<br />

•Levee height assumes accumulations at the design flood

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