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Federal Energy Regulatory Commission

Industries Hydropower Dam Safety and Inspections RIDM - Regulations, Guidelines and Manuals

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Engineering Guidelines for the Evaluation of Hydropower Projects

Revised Chapter 3 Gravity Dams

The Division of Dam Safety and Inspections has revised Engineering Guidelines Chapter 3, Gravity Dams.

The revision clarifies drain efficiency (Page 3-3), the definition of sliding safety factor (Page 3-28) and corrects the Factor of Safety calculation in Appendix C (pages 3-53/3-54).

» Revised Chapter 3 PDF