Mine Legislation And General Safety - Study Mode
[#241] Whose two or more seams or sections are worked in a mine, the pillars in one seam or section shall as far as practicable be vertically above or below the pillars in the same or other seam or section unless the strate are inclined at an angle of more than . . . . . . . . degree from the horizontal.
Correct Answer
(A) 30
[#242] If the width of the gallery does not exceed 3 meter, and the depth of the seam not exceeding 60 m, the distance between centre of adjacent pillars shall not be less than . . . . . . . . meters.
Correct Answer
(D) 12
[#243] Main mechanical ventilator in a mine shall be capable of producing adequate ventilation in a mine or part there of and shall be installed on the surface at a distance of not less than . . . . . . . . meters from the opening of a shaft or incline at any point.
Correct Answer
(C) 10
[#244] In underground coal mines, the explosive used in any shot hole shall be of . . . . . . . . type.
Correct Answer
(B) Same
[#245] In which schedule the list of equipment to be kept at rescue room is prescribed?
Correct Answer
(B) II