Section 225 ILCS 705/7.14Where a hoisting engineer is required by law, he shall:
1.Be in constant attendance at his engine, or boilers, at all times when there are workers underground. When it is the duty of the engineer to attend to the boilers, means for signaling from the shaft bottom to the boiler room shall be provided.2.Not permit anyone except duly authorized persons to enter the engine room; nor converse with any person while his engine is in operation, or while his attention is occupied with the signals.3.Thoroughly understand the established code of signals, and when he has the signal that men are on the cage he shall not operate his engine to exceed the rate of speed provided in Section 7.18 except as permitted by the State Mine Inspector.4.Not permit anyone to handle, except in the official discharge of duty, any machinery under his charge; nor permit anyone who is not a certified engineer to operate his engine, except for the purpose of teaching an apprentice to operate the engine, and then only in his presence and when men are not on the cage.