§ 7175. (20-10). Retaining Dams.

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(a) If failure of a water or silt retaining dam will create a hazard, it shall be of substantial construction and inspected at regular intervals.
(b) (20-10) No restraining dam shall be installed in any mine where the rupture of such dam would imperil the safety of men in said mine or other mine until the Division has given its approval for the construction of said dam.

                    
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