[=Blasting when fire-damp is generating.=] He shall not fire a blast in any working place which is likely to generate sudden volumes of fire-damp, or where locked safety lamps are used, except with the consent of the mine-foreman, or other competent person designated by the mine-foreman for that purpose. (Sec. 962.)

[=Blasting when restricted to specific times.=] At a mine where the firing of shots is restricted to specific times, no miner shall fire a shot until the time appointed for him to do so, and then only in such rotation as designated. (Sec. 962.)

[=Examination after blasting.=] After each blast, he shall exercise great care in examining the roof and coal, and shall secure them safely before beginning to load coal. (Sec. 962.)

[=Shall post after undermining.=] After the coal is undermined, he shall, before shooting the coal, properly post the roof of his working place.

[=Must not go under draw-slate.=] When draw-slate is over the coal, he shall not go underneath the draw-slate until it is made safe from falling, by securely posting it, and he shall not remove the posts until the coal is removed and he is ready to take down the draw-slate.

[=Shall load fine coal.=] He shall not place in the gob or refuse pile, or cover up, any fine coal or coal dust, but shall load same into cars. (Sec. 944; Penalty, Sec. 976.)

Sec. 957. [=Duties of machine men.=] Machine runners and helpers shall use care while operating mining machines.  They shall not operate a machine unless the shields are in place, and shall warn persons not engaged in the operating of a machine of the danger in going near the machine while it is in operation, and shall not permit such persons to remain near the machine while it is in operation.  They shall examine the roof of the working place and see that it is safe before starting to operate the machine.  They shall not move the machine while the cutter chain is in motion.  When connecting the power cable to the electric wires, they shall make the negative or grounded connections before connecting to the positive, and when disconnecting the power cable, shall disconnect from the positive line before disconnecting the negative or grounded.  When positive feed wires extend into rooms, they shall connect such wires to the positive wire on the entry before connecting the power cable, and as soon as the power cable is disconnected shall disconnect such wire from the wire on the entry.  They shall use care that the cable does not make contact with metallic rails of the track, and shall avoid, where possible, leaving the cable in water.  If they remove props which have been placed by the miner for the security of the roof, they shall reset such props as promptly as possible. (Sec. 941; Penalty, Sec. 976.)

Sec. 958. [=Duties of motormen and trip-riders.=] Motormen and trip-riders shall use care in handling the locomotive and cars, and shall see that the signal or marker, as provided for, is used as provided, and shall be governed by the speed provided for in this act in handling cars.