Ch. 679                             MARVIN MANDEL, Governor                                1423

(b)   On slopes and planes having a knuckle, there shall be a positive-acting
stopblock, at or above the knuckle, and a detail. On entries going to the rise, a
positive stop-lock (stopblock) or derail shall be placed out by the switch of the first
active working place. On entries going to the dip, a positive-acting stopblock or
derail shall be placed just out by the switch to the first active working place, and a
stopblock shall be placed just in by the switch of the last active working place.]

(c)   When coal is not being loaded, but [men] PERSONS are working at a
room or entry face, a positive-acting stopblock or derail shall be placed across the
room or entry track, or the room switch shall be kept closed to prevent cars from
being inadvertently pushed or running into the places.

[(d) Slides, skids, or other adequate means shall be used on descending trips on
grades where the locomotive is not adequate to control the trip and where
practicable, a drag shall be used on ascending trips.

Materials being hauled inside the mine shall be so loaded and protected that
there is no danger to the motorman or brakeman from sliding of equipment and
material.]

(d)  Slides, skids. or other adequate means shall be used on descending trips on
grades where the locomotive is not adequate to control the trip and where
practicable, a drag shall be used on ascending trips.

Materials being hauled inside the mine shall be so loaded and protected that
there is no danger to the motorman or brakeman from sliding of equipment and
material.

562.

(a)  Man trips shall be operated at safe speeds consistent with the condition of
roads and type of equipment used, but not to exceed 6 miles an hour.

(b)  Each man trip shall be under the charge of a responsible person and it shall
be operated independently of any loaded trip of coal or other material.

(c)  Cars on the man trip shall not be overloaded and sufficient cars in good
mechanical condition shall be provided.

(d)  No person shall ride under the trolley wire unless suitable covered man cars
are used.

(e)   No materials or tools shall be transported in the same car with [men]
PERSONS on any man trip, and all persons shall ride inside of man trip cars,
except the motorman and brakeman or trip rider.

(f)   [Men] NO PERSONS shall [not] load or unload before the cars in which
they are to ride or are riding come to a full stop, and [men] PERSONS shall
proceed in an orderly manner to and from man trips.

563.

A waiting station shall be provided where [men] PERSONS are required to
wait for man trips or man cages. It shall have sufficient room, ample clearance
from moving equipment, and adequate seating facilities. Trolley and power wires
shall be guarded effectively at man trip stations where there is a possibility of any
person coming in contact with energized electric wiring while loading or unloading
from the man trip.