1 Dam Remediation by Anchors and Cut-Offs: A ... - Geosystems, LP
1 Dam Remediation by Anchors and Cut-Offs: A ... - Geosystems, LP
1 Dam Remediation by Anchors and Cut-Offs: A ... - Geosystems, LP
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Histogram of <strong>Dam</strong>s Anchored - North America (1962-2004)<br />
23<br />
20<br />
18<br />
17<br />
17<br />
17<br />
15<br />
10<br />
16<br />
14<br />
11<br />
9<br />
7<br />
7<br />
6 6 6 6<br />
5<br />
4<br />
4 4<br />
3 3<br />
2<br />
1 1 1 1 1 1 1 1<br />
1<br />
0<br />
0<br />
0<br />
0<br />
Figure 6. Histogram of dams anchored <strong>by</strong> year (1962-2004).<br />
10<br />
7<br />
12 12<br />
8<br />
11<br />
18<br />
7<br />
6<br />
2004<br />
2002<br />
2000<br />
1998<br />
25<br />
20<br />
Number of <strong>Dam</strong>s<br />
1962<br />
1964<br />
1966<br />
1968<br />
1970<br />
1972<br />
1974<br />
1976<br />
1978<br />
1980<br />
1982<br />
1984<br />
1986<br />
1988<br />
1990<br />
1992<br />
1994<br />
1996<br />
Year<br />
Notes: 1) Total Number of <strong>Dam</strong>s Shown = 323<br />
2) Does not include 70 anchor case studies where year anchored not reported or as yet ascertained.<br />
16
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