Time Time Cost Chapter 8 Schedule Compression Activity # Time Crash Cost Normal Cost Crash Difference Slope $/Day Normal Difference Construction Management & Scheduling 5 100 100 0 n/a B E 500 560 60 20 Instructions: 6 10 6 16 9 16 300 400 100 50 Fill out the cells in yellow 16 0 0 16 25 0 0 25 400 600 200 100 AVUTOANU Crash Schedule in ordre of lowest cost 200 320 Answer questions 1 - 4 100 140 320 EA tA # 400 - N 410 500 Cost per Activity To Can Be Days Total Cost Project Crashing Critical Path(s) Day to Total Cost Shorten Shortened Shortened Duration Crash to Crash Iterations ABEH 0 2330 30 ABEH W > 20 20 2350 29 ABEH B 20 40 ABEH&ADGH B,G B=1, G=2 1 each DO VOULAWN ABEH&ADGH E.G E=4, G=1 1 each ABEH H ABEH&ADGH D,E D=2, E=3 1 each ABEH&ADGH DE D=1, E=2 1 each A C F H 5 6 10 14 6 19 25 5 25 Questions 1 6 0 0 6 6 12 7 4 16 20 5 5 25 30 0 0 30 What is the shortest project duration if all activities are crashed? Question 2 If you need to compress this schedule by only 3 days, which activity (ies) would you compress? Activity ID Question 3 ES Duration LS If your overhead of $50/day what is the optimal schedule duration to maximize your proffit? EF FF TF LF Resources G Question 4 6 14 9 16 Assuming the schedule has not be crashed yet, if activity D experiences a delay that extends its duration to 11 days what 14 0 2 16 23 2 2 25 activities would you crash to make up the time