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916 LAWS OF MARYLAND [Ch. 4
(2) TEMPORARY SAFETY POSTS, JACKS, OR
CROSSBARS SHALL BE SET CLOSE TO THE FACE IF NECESSARY,
BEFORE ANY OTHER MINING OPERATION IS BEGUN, AND AS
NEEDED THEREAFTER.
(3) ANY UNDERGROUND WORKING PLACE SHALL BE
TIMBERED SUFFICIENTLY TO PROTECT WORKERS WORKING AT
THE FACE FROM FALLS OF ROOF, RIBS, OR FACE. LOOSE TOP
AND OVERHANGING OR LOOSE FACES AND RIBS EITHER SHALL
BE TIMBERED ADEQUATELY OR TAKEN DOWN.
(4) TIMBER REMOVED BY CUTTING MACHINE,
LOADING MACHINE OPERATORS, OR KNOCKED OUT BY BLASTING
SHALL BE REPLACED PROMPTLY, UNLESS UNNECESSARY FOR
ADEQUATE ROOF SUPPORT OR PROTECTION.
REVISOR's NOTE: This subsection presently appears
as Article 66C, section 547(b) of the Code.
The only other changes made are in style.
(C) TESTING OF ROOFS, RIBS, AND FACE.--
(1) THE MINE FOREMAN, ASSISTANT MINE
FOREMAN AND MINE INSPECTORS SHALL ASCERTAIN IF WORKMEN
UNDERSTAND ROOF, RIB, AND FACE TESTING. UNINFORMED
WORKERS AND NEW EMPLOYEES SHALL BE INSTRUCTED PROPERLY
IN CORRECT METHODS OF TESTING.
(2) UNLESS THIS TESTING IS PERFORMED
SPECIFICALLY AND SATISFACTORILY BY OTHER PERSONNEL,
FACE WORKERS, AND OTHER EMPLOYEES EXPOSED TO HAZARDS
FROM FALLS OF ROCK AND COAL INITIALLY SHALL EXAMINE
AND TEST FREQUENTLY THEREAFTER THE ROOF, RIBS, AND
FACE BEFORE STARTING WORK OR BEFORE STARTING A
MACHINE. IF A DANGEROUS CONDITION IS FOUND, IT SHALL
BE CORRECTED IMMEDIATELY BY TAKING DOWN LOOSE MATERIAL
OR BY PROPER AND ADEQUATE TIMBERING BEFORE WORK IS
CONTINUED OR OTHER WORK IS DONE.
(3) DURING WORK ON ANY SHIFT, THE MINE
FOREMAN IN CHARGE OF THE SHIFT OR HIS DESIGNATED
ASSISTANT SHALL EXAMINE, OR CAUSE TO BE EXAMINED BY A
COMPETENT PERSON, ROOF, RIBS, AND FACE OF WORKING
PLACES AND PASSAGEWAYS WHERE MEN TRAVEL, FOR ANY
DANGEROUS CONDITION. WHERE A DANGEROUS CONDITION IS
FOUND, IT SHALL BE CORRECTED PROMPTLY BY REMOVING
LOOSE ROOF OR RIB, BY ADEQUATE TIMBERING, OR BY
DUPLICATION OF DEFECTIVE TIMBERING WHERE NECESSARY.
THE TIMBERING SHALL CONFORM TO THE CLEARANCE
PROVISIONS PROVIDED.
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