Section 73H(16)(e) in The M.P. Factories Rules, 1962
(e)Where track are carried on a gantry another elevation, a safe footway or footways with hand rails and toe-bards shall be provided at all position where persons work or pass on foot; and where there is an opening in the stage of an elevated track for the dropping of material to a lower level the position shall be adequately fenced or the opening itself provided with a grill through which a person cannot fall.