71. A copy of . . . . . . . . plan prepared under regulation 104.
72. All the plans and sections and tracing kept at the mine shall be serially . . . . . . . .
73. The working in amine has have been discontinued for any reason and are inaccessible or rendered in accessible but are likely to be worked again called
74. There shall be atleast . . . . . . . . turns of the rope on the drum when the cage or other means of conveyance is at lowest working point in the shaft.
75. The space between detaching hook, measured from the centre of the hole for attaching it to the rope shackle and the detaching bell plate, where the cage or other means conveyance is at the normal position at the top of the shaft not less than . . . . . . . . meters where a direct acting engine is used.
76. The rate of emission of inflammable gas per tons of coal produced exceeds . . . . . . . . but does not exceed . . . . . . . . m3 in second degree gassy mines.
77. On every mine a permanent . . . . . . . . mark established.
78. The breadth of the bench shall not be less than its . . . . . . . . in manual opencast working.
79. Except while riding In a bucket or other contrivance, no person other than the person authorized in witting by the . . . . . . . . shall give any signal.
80. The winding engine as its condition of its internal parts are examined once at least in every . . . . . . . . months.
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