25 Pa. Code § 105.92. Foundations.

§ 105.92. Foundations.

(a)  The foundation of a dam or reservoir must be stable under all probable conditions.
(b)  In analyzing the stability of the foundation of a proposed or existing dam or reservoir, the applicant shall consider the following factors:
   (1)  The seismic forces and liquefaction potential at the site.
   (2)  The shear strength of the foundation.
   (3)  Settlement, subsidence, and carbonate karst solution features, such as sinkholes and solution channels.
   (4)  Seepage potential through the soil and rock components of the foundation.
   (5)  The dispersive characteristics of the soil foundation and borrow areas.

Authority

   The provisions of this §  105.92 amended under section 5 of the Dam Safety and Encroachments Act (32 P. S. §  693.5).

Source

   The provisions of this §  105.92 adopted September 10, 1971, effective September 11, 1971, 1 Pa.B. 1804; amended August 11, 1978, effective August 28, 1978, 8 Pa.B. 2229; amended September 26, 1980, effective September 27, 1980, 10 Pa.B. 3843; amended January 7, 2011, effective January 8, 2011, 41 Pa.B. 219. Immediately preceding text appears at serial page (207720).

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