(a) Given the data below for a small pipeline project, based on a PERT analysis what is the expected project duration? (b) What is the probability of completing this project in 120 days or less? Activity Description Successor Start 2 Lead Time Move to Site 10 10 10 3, 4, 5 22 100 3 18 20 20 Obtain Pipes Obtain Valves Lay Out Pipeline Dig Trench Prepare Valve Chambers Cut Specials Lay Pipes Fit Valves 30 20 8, 9, 10 5 18 70 11 7 8, 10 14 20 25 60 17 18 31 11 9. 17 11 10 18 20 46 12 11 10 12 13, 14 13, 14, 15 17 12 Concrete Anchors 12 8 11 13 13 Finish Valve Chambers 14 Test Pipeline Backfill Cleanup Leave Site 5 6 7 16 20 10 15 8 10 16 16 3 17 17 3 4 5

(a) Given the data below for a small pipeline project, based on a PERT analysis what is the expected project duration? (b) What is the probability of completing this project in 120 days or less? Activity Description Successor Start 2 Lead Time Move to Site 10 10 10 3, 4, 5 22 100 3 18 20 20 Obtain Pipes Obtain Valves Lay Out Pipeline Dig Trench Prepare Valve Chambers Cut Specials Lay Pipes Fit Valves 30 20 8, 9, 10 5 18 70 11 7 8, 10 14 20 25 60 17 18 31 11 9. 17 11 10 18 20 46 12 11 10 12 13, 14 13, 14, 15 17 12 Concrete Anchors 12 8 11 13 13 Finish Valve Chambers 14 Test Pipeline Backfill Cleanup Leave Site 5 6 7 16 20 10 15 8 10 16 16 3 17 17 3 4 5

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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