52 Pa. Stat. § 70-225
The mine foreman, or some other competent person or persons to be designated by him, shall examine at least once every day all slopes, shafts, main roads, traveling ways, signal apparatus, pulleys and timbering and see that they are in safe and efficient working condition and a report of said examinations shall be recorded in a book, without delay, kept at the colliery for that purpose, and signed by the person making the same and countersigned by the mine foreman within a period of one week. The book in which this and all other such reports are required to be made and recorded by the mine foreman, assistant foreman and mine examiner and others shall be securely bound and the manner and form in which the results of each examination shall be recorded shall be in accordance with a form furnished by the Department of Mines and Mineral Industries.
52 P.S. § 70-225