Primavera P6 Constraint: How does it work?

1. Purpose of Constraints in Primavera P6 Date restrictions used to reflect project requirements that cannot be built into the network logic.More accurately reflect real-world aspects of a project.Provide added control of a project.Apply to the entire project or to individual activities.Commonly used project-level constraint: Must Finish ByCommonly used activity-level constraint: Start On or AfterNo... Continue Reading →

How does Primavera P6 determine a driving relationship between activities?

The Driving Relationship is determined based on the Relationship Free Float and the business rules for Driving Relationships. Relationship Free Float Relationship Free Float (Rel FF): The Free Float on the relationship. Calculated as Successor Early Start (assuming a Finish to Start relationship) - Relationship Early Finish on the predecessors' calendar. This field is computed... Continue Reading →

What is the difference between Activity type: Task Dependent and Resource Dependent in Primavera P6

In Primavera P6, there are 2 popular activity type: Task Dependent and Resource Dependent. So what is the difference? By choosing Task Dependent or Resource Dependent, P6 will choose what calendar it will use for the activity: Choose Task Dependent: P6 use Activity calendar for the activity Choose Resource Dependent: P6 use Resource calendar for the activity... Continue Reading →

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