Operations management

Example The durations and the direct costs for each activity in the network under both normal an crash conditions are given in the table below. Draw network diagram and determine the minimum direct cost for the project if the overall duration is to be 18 weeks. Assuming that weekly indirect cost is 120 TL, find the optimum total project cost for 18 weeks. Weekly Cost. TL Predecessors NORMAL Activity Duration weeks Cost, TL 5 500 B A 350 8 900 D A 11 1.200 E BG 6 600 F 4 G DF 4 700 H 6 300 Toplam Malivet TL 4950 KIRILMA Duration works Cost. TL 3 600 5 500 5 920 7 1400 4 700 500 1.000 420 6010 SO 75 40 50 50 500 150 40