Total Float: The total amount of time that a schedule activity may be delayed from its early start without delaying the project finish date, or violating a schedule constraint. It is listed separately in the index of the 6th edition.) See Free Float and Total Float.” It is no longer listed in the PMBOK ® Guide 6th edition separately, only under Free Float and Total Float. Float was mentioned in the PMBOK ® Guide 5th edition glossary separately and defined as “Also called Slack. It is no longer in the glossary).įloat: Also called Slack. Slack is only mentioned in the index of the PMBOK ® Guide 5th & 6th edition where is states to see Float. It is the amount of time an activity can be delayed without impacting other activities or the project end date and changes over the course of the project implementation. When leveraged properly, project managers can shift activities and resources to meet the project objectives and priorities. Slack or Float provide flexibility in the project schedule. What is Slack? What is Float? Is There A Difference? Practical Definition:

What is free slack