Chapter 3 Problem 1 Jon Snow wants to modify a production line in the plant. Time estimates for the modification of are as follows. Crash Cost per Normal Crash period Max Crash time Days Cost Cost A 8 1200 1800 600 2 B A 2 2400 2500 100 1 C A 4 400 500 100 1 D B 5 1600 1600 0 0 E B 5 1000 1300 300 2 F C 5 1600 1850 250 2 G E,F 2 1250 1900 650 1 H D 3 500 700 200 1 1 GH 6 800 1200 400 2 a) Draw the project network using AON. b) Identify the critical path. c) What is the expected project length? d) Draw a Gantt chart for the project. e) If Jon wants to reduce the project by 3 days at the least costs, what activities can he crash? f) What is the cost for reducing the project by 3 days? To crash the project, you will have to draw the network diagram each time you crash the project by a day