922                                        LAWS OF MARYLAND                            [Ch.

EACH OPERATING SHIFT, AN ATTENDANT SHALL BE ON DUTY AT
EACH CAGE STATION WHERE THE WORKERS ARE BEING HANDLED.
SHAFTS SHALL BE EQUIPPED WITH SELF-CLOSING OR MANUALLY
CONTROLLED SAFETY GATES AT SURFACE LANDINGS.

REVISOR'S NOTE: This subsection presently appears
as Article 66C, section 556 (i) of the Code.
The only changes made are in style.

(J) PLACEMENT OF POSITIVE STOPBLOCKS OR
DERAILS-—POSITIVE STOPBLOCKS OR DERAILS SHALL BE
PLACED NEAR SHAFT SURFACE LANDINGS.

REVISOR'S NOTE: This subsection presently appears
as Article 66C, section 556(j) of the Code.
The only changes made are in style.

(K) "RUN-AROUND" AT BOTTOM OF SHAFT.--AT THE

BOTTOM OF EACH HOISTING SHAFT AND AT INTERMEDIATE
LANDINGS, A "RUN-AROUND" SHALL BE PROVIDED FOR SAFE
PASSAGE FROM ONE SIDE OF THE SHAFT TO THE OTHER. THIS
PASSAGEWAY MAY NOT BE LESS THAN FIVE FEET IN HEIGHT
AND THREE FEET IN WIDTH.

REVISOR'S NOTE: This subsection presently appears
as Article 66C, section 556(k) of the Code.
The only changes made are in style.

7-417. HAULAGE ROADS.

THE ROADBEDS, RAILS, JOINTS, SWITCHES, FROGS, AND
OTHER ELEMENTS OF THE TRACK OF HAULAGE ROADS SHALL BE
CONSTRUCTED, INSTALLED, AND MAINTAINED TO ASSURE SAFE
OPERATION IN A MANNER CONSISTENT WITH SPEED AND THE
TYPE OF HAULAGE OPERATION BEING CONDUCTED. TRACK
SWITCHES, EXCEPT ROOM AND ENTRY DEVELOPMENT SWITCHES,
SHALL BE PROVIDED WITH PROPERLY INSTALLED THROWS,
BRIDLE BARS, AND GUARDRAILS. IF POSSIBLE, SWITCH
THROWS AND STANDS SHALL BE PLACED ON THE CLEARANCE
SIDE.

REVISOR'S NOTE: This section presently appears as
Article 66C, section 557 of the Code. The
only changes made are in style.

7-418. CLEARANCE REQUIREMENT OF MINING SITE AND
SHELTER HOLES.

(A) HAULAGE ROADS.—AN ENTRANCE TO A MOTOR
HAULAGE ROAD SHALL HAVE A CONTINUOUS UNOBSTRUCTED
CLEARANCE OF AT LEAST 30 INCHES FROM THE FARTHEST