Minnesota State University Project Activity Description Predecessor(s) Optimistic Likely Pessimistic Cost/Day A Bonding, insurance, tax structuring 21 24 45 $1,500 B Foundation, concrete footings for boxes A 20 60 70 $3,500 C Upgrading skybox stadium seating A 50 60 100 $4,000 D Upgrading walkways, stairwells, elevators C 36 50 100 $1,900 E Interior wiring, lathes B 35 40 45 $9,500 F Inspection approvals E 1 1.5 2 0 G Plumbing D, F 22 26 36 $2,500 H Painting G 15 25 35 $2,000 I Hardware/AC/metal workings H 20 25 60 $2,000 J Tile/carpet/windows H 8 10 12 $6,000 K Inspection J 0.5 1 1.5 0 L Final detail work/cleanup I, K 20 25 60 $4,500 Discussion Questions 1. Develop a network drawing for Towns Construction and determine the critical path. How long is the project expected to take? 2. What is the probability of finishing in 270 days