Compilation of Rules and Regulations of the State of Georgia
Department 391 - RULES OF GEORGIA DEPARTMENT OF NATURAL RESOURCES
Chapter 391-3 - ENVIRONMENTAL PROTECTION
Subject 391-3-8 - RULES FOR DAM SAFETY
Rule 391-3-8-.03 - Inventory and Classification

Universal Citation: GA Rules and Regs r 391-3-8-.03

Current through Rules and Regulations filed through March 20, 2024

(1) It shall be the duty of the Director to inventory the dams in this state and to classify each dam into one of the following categories:

(a) Category I Dam; or

(b) Category II Dam.

(2) The inventory shall consist of all dams not excluded under Rule 391-3-8-.04 subsections (a), (b), (c), (e) and (f).

(3) When an existing Category II dam may be reclassified to a Category I dam because of proposed development downstream of the dam, the governing authority issuing the permit for the development shall provide for review by the Safe Dams Programs the following information:

(a) locations of the Category II dam and the proposed development; and

(b) a surveyed cross-section of the stream valley at the location of the proposed development, including proposed finished floor elevations; and

(c) a dam breach analysis to establish the height of the flood wave in the downstream floodplain. The analysis shall be completed by an engineer in accordance with the current version of the Safe Dams Program Engineer Guidelines.

(4) If the Director determines that an existing Category II dam will be reclassified to a Category I dam if the proposed development occurs, then the owner of the existing Category II dam may request an inspection from the Director within ten (10) days of notification of the proposed development by the local governing authority. The preliminary visual inspection shall be carried out in accordance with Rule 391-3-8-.08(2)(b) and Rule 391-3-8-.08(3)(d)(2)(i) & (ii). Detailed surveys, hydrologic and hydraulic analyses will not be performed, however, the Director may provide an opinion on the hydraulic adequacy of the dam.

(5) A written evaluation of the existing Category II dam's compliance with Category I requirements will be provided to the owner of the dam and the local governing authority based on the preliminary visual inspection by the Safe Dams Program.

O.C.G.A. §§ 12-5-370 through 12-5-385.

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