Question: 12.3%. EXAMPLE C14 Consider the PERT network given in Fig. 14.35. Determine the float of each activity and identify the critical path if the scheduled

12.3%. EXAMPLE C14 Consider the PERT network

12.3%. EXAMPLE C14 Consider the PERT network given in Fig. 14.35. Determine the float of each activity and identify the critical path if the scheduled completion time for the project is 20 weeks. Also identify the sub-critical path and slacks for events. [Kuru.U. B.E.(Mech.) June, 2012; H.P.U.B.Tech. (Mech.) Sept., 2009; P.T.U. B.E., 2001; R.E.C. Hamirpur, 1998] C14 E = 12 L = 11 S = -1 (30) 4-5-6 01 = 8-10-12 E = 0 L= -1 = -1 10 5 E = 21 70 L = 20 E = 2 E = 17 L = 1 E = 6.2 L = 16 S = -1 L=8 S = -1 1-2-3 3-4-6 S = 1.8 7-8-9 1-4-7 20 (40) (60 1. = 2 to = 4.2 16 = 8 1. - 4 E = 7 L = 12 S = 5 (50 S = -1 3- 5-7 t = 5 6-8-10 1. = 8 Fig. 14.35

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