Construction Project Management
Planning & Scheduling
Bar Charts
Building a CPM Schedule
Networks & Logic
CPM Scheduling
Logic Relationships & Precedence Networks
Progress Updating

Schedule Updating: The Interval

Not sure how often to update your schedule? Every day? Every week? Dr. Mubarak sheds some light on this topic and how it can lead to your project's success.

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So we're now looking at the interval for scheduled updating. And in this slide, you see a gray area surrounded by two vertical lines. The vertical line on the left is the previous data date. Anything to the left of that had been reported previously in the previous update. Now, we are on the current data date, which is the vertical line on the right hand side.

So basically, all those events within the gray area, we have to report it. We can't leave them and say, "Well, no, no." Anything that was supposed to finish, we have to answer the question, "Did it finish?" And if yes, when? And if no, then it had to be beyond the data date and we have to give an expected finish date or a percent complete.

So all these events within the gray area have to be reported. And we now always focus on the fact that this data date is going to separate between the activities that have been performed or work that has been performed and work that has not been performed yet. So it's a separation between past and future regarding the data date, not past and future regarding the time we're talking now.

So how often should we update our project? A suitable time interval has to be chosen for scheduled updates by the management. Some companies do that weekly, some people bi-weekly. In the industry, I've seen weekly and bi-weekly. I worked, also, for the government when we wer...

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