Primavera P6: Summarize/Roll up activity duration at WBS level using duration value, not earliest and latest date

By default, Primavera P6 summarizes/rolls up activity duration at the WBS level by calculating the period from the earliest Start Date to the latest Finish Date of all activities in that WBS. In case we want to calculate the summary duration by simply adding up the duration of all activities, below are the steps. Go... Continue Reading →

How does Primavera P6 summarize data in the Summary / Grouping Band

We may wonder How does P6 calculates and displays summary information for costs, quantities, user defined fields, dates, durations, float, progress... I will explain it in this article. These calculations and display summaries are based on the currently visible activities. Activities removed from the layout by filters are not included in the calculations and summaries.... Continue Reading →

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