They shall not run the locomotive with the trolley ahead of the locomotive, except in cases where they cannot do otherwise, and then only at a speed of two miles per hour.

They shall warn persons forbidden to ride on the locomotive or cars, and shall not permit such persons to ride on locomotive or cars contrary to the provisions of this act.

[=Duties of trip-rider, rope haulage.=] The trip-rider in charge of rope haulage trips shall see that the signal light, as provided for in this act, is in place and in proper condition before starting trip.

[=Drivers.=] Drivers shall use care in handling cars, especially going down extreme grades, and at junction points.

[=Those in charge of trips of cars shall see that doors are closed.=] Motormen, trip-riders and drivers in charge of haulage trips passing through doors used as a means of directing the ventilation, shall see that such doors are closed promptly after the trip passes through. (Sec. 923, 943, 961; Penalty, Sec. 976.)

Sec. 959. [=Persons must not enter mine until fire-boss reports.=] No person shall enter a mine generating fire-damp so as to be detected by a safety lamp, until the fire-boss makes a report outside the mine on a blackboard provided for that purpose, and arranged where the men can conveniently inspect it.  No person shall go beyond a danger signal, until all standing gas discovered has been removed or diluted and rendered harmless by a current of air.  (Sec. 925, 955.)

[=Persons ordered to withdraw must not re-enter without permission.=] Any person being ordered by the mine-foreman to withdraw from the mine on account of the interruption of the ventilation shall not re-enter the mine until given permission to do so by the mine-foreman. (Sec. 952.)

[=Not more than ten persons on a cage.=] When more than ten persons get on a cage or elevator to be lowered into a mine, or to be hoisted out of a mine, the person in charge of the lowering and hoisting of such persons shall order a sufficient number to get off to reduce the number to ten persons, and the persons so ordered shall immediately comply. (Sec. 929.)

[=Employes shall not loiter.=] Each employe of a mine shall go to and from his place of duty by the traveling ways provided; shall not travel around the mine, or the buildings, tracks or machinery connected therewith, where duty does not require, and when not on duty, shall not loiter at, in, or around the mine, the buildings, tracks or machinery connected therewith.

[=Intoxicants.=] No person shall go into, at, or around a mine, or the buildings, tracks or machinery connected therewith, while under the influence of intoxicants.  No person shall use, carry, or have in his possession, at, in, or around a mine, or the buildings, tracks or machinery connected therewith, any intoxicants.

[=Must not go beyond danger signal.=] No person other than the fire-boss shall remove or go beyond any caution board or danger signal placed at the entrance to any working place, or to the entrance to any old workings in a mine.