324.31522 Structural integrity and operation of dam; investigations and studies. Sec. 31522. The department may make, or cause to be made, hydrologic or other investigations and studies as may be required to facilitate its decisions regarding the structural integrity and operation of a dam. History: Add. 1995, Act 59, Imd. Eff. May 24, 1995 Popular Name: Act 451Popular Name: NREPA