“…2 new shafts, 7.2 m Φ had been sunk up to Dissergarh seam in the rst phase and were being equipped. A pair of inclines was to driven to Dissergarh seam also to work the seam in the rise area.Project completion time-TMIN, COUT(J) set to 0, incremented by 1.Similarly, ES-early start, EF-early nish, LS-late start, LF-Late Finish, EN and LN-early or late completion of node, with dates[14,34]. In Forward Pass, all activities are to be computed from node 1 till completion.…”