![]() ![]() If the Float is Zero, then the Project is very risky. ![]() This means that you use this “extra” time to tackle unforseen emergencies, delays, and problems, or test & improve the quality of the product. Having some float or slack on the project is actually good for the project. Therefore, you have a Project Float of 60-4 = 56 Days. If now we are in August, you have 2 full months (60 Days) to Complete this Project, but you need only 4 days. A customer asks you to Setup a Booth for an upcoming exhibition, which opens on November 1 this year. This means the amount of time a project can be delayed, without impacting the externally imposed date by the customer and/or management. There is a third kind of Float, called the Project Float. For this to happen, you need to have 2 or more activities having a common successor. This gives you to total time or “buffer” you have to play with for this activity, before the project gets delayed.įree Float: This is the amount of time an activity can be delayed, without impacting the early start date of its successor. Total Float or Slack: It is the amount of time that an activity can be delayed without delaying the project’s end date. Today, I am going to tell you about Free Float and Total Float – as they apply to the Critical Path Method, under the Time Management Knowledge Area, and how to calculate Float for the PMP Exam.įirst things first… on the PMP Exam, Float is also written as Slack. In the first part of the series, I talked about the Three Point Estimate Questions. All you need to know is the right formula, and have a good understanding of the basic concepts to apply the formula in the right way. Displaying Total Slack (Float), Free Slack (Float).Many calculation type PMP questions are pretty straight forward.Updated Book: What’s New – I Want To Be An ACP, Se. ![]() Updated Book: What’s New – I Want To Be A RMP, Sec.Global Webinar – Two Pass Technique with MS Project, conducted by Microsoft Project User Group (MPUG), presented by Satya Narayan Dash MS Project Live Lessons–Guaranteed Learning or Your Money Back, Satya Narayan Dash I hope with this post, you get a better understanding on total slack, free slack, and how they can be visualized with MS Project. I’ve seen this misconception heavily used in various literature of MS Project. It’s for Free Slack.ĭon't think the consumption of this slack is a worrying thing for your schedule or for that matter protection of this slack will anyway help you to protect your end date. This post addresses one of the biggest misconceptions for managers, planners and schedulers who use the MS Project software tool: Slack available as a checkbox in MS Project is for the Total Slack. In the above figure, the negative total slack values are shown in red color coding, whereas the positive total slack is shown in green color coding. To enable the checkbox, go to:įormat tab – Bar Styles – Slack checkbox. When you enable the checkbox, the free slack/float value is shown. Now, in MS Project 2019 software, there is an option to enable the free slack (NOT total slack), with a flip of a checkbox. Recorded Global Webinar: Two Pass Technique with MS Project To understand early start, and related schedule fields, along with the Total Slack or Total Float values, you can use this webinar. This is very important for management practitioners because, this slack will push your project’s finish date. On the other hand, total slack (or total float) is the amount of time you can delay a task, without impacting the project’s end date or violating a schedule constraint. Consumption of free slack has no impact at all on the project’s finish date and if you have a number of tasks-say thousands-free slack is not going to be your top priority. Slack is also known as Float in project management.įree slack (or free float) is the amount of time you can delay a task, without impacting the early start (ES) of the successor(s). This post will outline how to enable the Total Slack, Free Slack and Negative Total Slack in MS Project. A number of books, guides inform the default slack available in MS Project to be Total Slack, which is incorrect. Free Slack and Total Slack are completely two different concepts in management. Takeaway: Many confuse Free Slack, which can be enabled with a checkbox in MS Project, with that of Total Slack. ![]()
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