293.670. 1. Whenever the inspectors of mines receive acomplaint in writing, signed by one or more persons, employed ina mine, or the certified collective bargaining agent of theemployees, setting forth that the mine in which he is employed isbeing operated contrary to law, and is dangerous in any respectto the health or lives of those employed therein, the inspectormust examine such mine as soon as possible. The names of thepersons making such complaint shall not, under any circumstances,be divulged to any person by said inspector except such action benecessary in the administration of justice in the courts of thestate; provided, however, that such complaint shall in all casesset forth the alleged violation of law observed, the nature ofthe danger existing at the mine, and shall distinctly set forthwhether or not any notice of such defect or danger has been givenby the complainants, or anyone else, to their knowledge to thesuperintendent or other person in charge of the mine.
2. If, after such inspection, the inspector finds theconditions, in his opinion, dangerous to the health and lives ofthose employed in such mine, he shall serve a notice in writing,setting forth fully the facts upon which his opinion is based,upon the operator or any person having charge of such mine, andshall thereafter take such steps to remedy such danger and tocompel compliance with the provisions of this chapter, as theinspector could take in any case arising under section 293.660.
3. It shall be the duty of the inspector to forward everysuch original complaint, so received, to the division of mineinspection, where it shall be indexed and filed among theofficial papers of the said division.
(L. 1959 S.B. 188 ยง 11)