Grand River Basin, Bowman - Haley Dam and Lake, North Dakota. Seismic Evaluation and Analysis.
CORPS OF ENGINEERS OMAHA NE
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The Omaha District in accordance with Engineering Regulation ER 1110-2-1806, Earthwork Design and Analysis for Corps of Engineers Dams, dated 16 May 1983, is required to conduct detailed seismic evaluations of selected earthdams on sand foundations. The purpose of this Reconnaissance Report, prepared in accordance with appendix A or ER 1130-2-417 Major Rehabilitation Program and Dam Safety Assurance Program, dated 30 November 1980, is to present a summary of available data necessary to determine the need for such an analysis. The scope of the report includes 1 a summary of preconstruction and construction data 2 a preliminary seismic risk analysis 3 an evaluation of the embankment materials ability to resist postulated earthquake shaking without detrimental effects and 4 a summary of work required to complete the seismic evaluation of the site.
- Civil Engineering