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National Dam Safety Program. Blackwell Mine Dam (MO 30709), Mississippi - Kaskaskia - St. Louis Basin, Washington County, Missouri. Phase I Inspection Report
This dam has been classified as unsafe, non-emergency by the St Louis District as a result of the following criteria: (1) The dam has no spillway and the dam cannot contain 50 percent of the Probable Maximum Flood; (2) Overtopping could result in dam failure; and (3) Dam failure significantly increases the hazard to life and property downstream.
National Dam Safety Program. Blackwell Mine Dam (MO 30709), Mississippi - Kaskaskia - St. Louis Basin, Washington County, Missouri. Phase I Inspection Report
This dam has been classified as unsafe, non-emergency by the St Louis District as a result of the following criteria: (1) The dam has no spillway and the dam cannot contain 50 percent of the Probable Maximum Flood; (2) Overtopping could result in dam failure; and (3) Dam failure significantly increases the hazard to life and property downstream.
National Dam Safety Program. Blackwell Mine Dam (MO 30709), Mississippi - Kaskaskia - St. Louis Basin, Washington County, Missouri. Phase I Inspection Report
R. G. Berggreen (Autor:in) / L. M. Krazynski (Autor:in)
1980
58 pages
Report
Keine Angabe
Englisch