Chapter 33

Control Graphs and Reports


Here the relationship between networks and EVA is demonstrated by an example of a boiler construction project. The network, which is shown in AoA and AoN format, has been converted into a bar chart with the manhours added. These hours were then transferred to an earned value analysis sheet, from which curves were generated showing the movement and trends of the actual hours, value hours (earned value), estimated final hours, % complete and % efficiency. The jargon terms BCWP, BCWS, ACWP, CPI, SPI, ATE, and BAC have been explained and compared with the equivalent non-jargon terms and calculations have been provided to show how to obtain these. A sample time sheet for feedback of EVA data has been included ...

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