Babar, S; Thaheem, M J and Ayub, B (2017) Estimated cost at completion: Integrating risk into earned value management. Journal of Construction Engineering and Management, 143(3): 04016104, ISSN 0733-9364
Abstract
Earned value management (EVM) is an industry standard for monitoring the performance of ongoing projects. The performance baseline is set up in the planning phase to measure any time and cost deviations during project execution. Based on the current progress, an estimate at completion (EAC) is forecasted. Traditionally, EVM only focuses on the project schedule (SPI) and cost (CPI), and does not address other important aspects of health and safety, stakeholder satisfaction, and quality. Despite its superior formulation, EVM forecasts are still influenced by project risks and uncertainties, leading to inconsistency between EAC results obtained through standard formulae. In order to estimate better EAC, a framework is developed that incorporates various key performance indicators into the risk performance index (RPI). Using SPI, CPI, and RPI, an integrated model is developed and a number of case studies are run to validate it. The findings indicate a better EAC when compared to traditional methods. Introducing performance indicators to measure key aspects of the project will provide the stakeholders a better monitoring and decision-making tool.
| Item Type: | Article |
|---|---|
| Uncontrolled Keywords: | cost and schedule; earned value management; estimate at completion; project monitoring and control; project risk; risk performance index |
| Index terms: | earned value management, performance indicator, health and safety, project monitoring, decision-making, integrated model, case study, key performance indicator, cost deviation, estimate, monitoring, stakeholder satisfaction |
| Subjects: | analytical methods, financial and cost management, project delivery, participation process, data collection methods, control systems, decision analysis, performance management, health safety and environment |
| Topics: | Information Management, Research Practice, Project Management, Health and Safety, Cost Management, Risk Management, Stakeholder Management, Quality Management, Site Management |
| Descriptive scope: | 3 PCE |
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