Question 1: Scheduling Techniques Problem Specification Consider the following network schedule: Table 1: Network Schedule of a Rugby stadium. Predecessor Activity 1 2 3 4 5 6 7 8 9 10 11 12 13 Description Clear stadium site Demolish building Set up construction site Drive support piling Pour lower concrete bowl Pour main concourse Install playing field Construct upper steel bowl Install seats Build luxury boxes Install large-screen television Stadium infrastructure Construct steel canopy Light installation Build roof supports Construct roof Install roof tracks Install roof Inspection Approval Duration 70 days 30 days 70 days 120 days 120 day 120 days 90 days 120 day 140 day 90 days 30 days 120 days 75 days 30 days 90 days 180 days 90 days 90 days 20 days 10 days 1 2 1 1,4 2,5 2,5 2,5 6,8 6,8 6, 7(SS), 8 6,8 9 (SS) 13 5 15 15 16, 17 7,10,12,14,18 18,19 14 15 16 17 18 19 20 SS - Start to start lag Notes: Required: You are tasked to draw using appropriate software (i.e. not using any project management software) an AOA PERT chart for the above project; assuming a finish-start (FS) relationship between activities. (The length of the arrows must be indicative of the duration). (10 marks)