1. Contact makers shall be so constructed as to prevent accidental . . . . . . . . of circuit.
2. When a winding engine is shifted from one site to another within same mine or one mine to another shall be considered as a . . . . . . . . installation.
3. The drill hole more than three meters in depth and used for blasting in an opencast mining operation called . . . . . . . .
4. The socket shall be heated to a temperature of about . . . . . . . . degree centigrade before the white metal is poured into it
5. To failure to explode an entire charge of explosives in blast hole called
6. When the cage used for raising or lowering of tubs shall be provided with to preventive the tubs falling out of the cage shall not be set in motion unless the contrivance are in position.
7. Every field book and other notes used in preparation of plans and sections shall be duly indexed and kept at the . . . . . . . . of mine.
8. No person shall . . . . . . . . on any tub or haulage rope.
9. When it is intended to reopen a mine or seam after abandonment for a period of exceeding sixty days the owner shall not less than . . . . . . . . days before resumption of mining operation give to the chief inspector.
10. All the manholes shall be provided on . . . . . . . . side of the haulage roadway
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