update rules rule 1rule 2rule 3rule 4 estimated/original durationactual durationactual productionremaining productionestimated productivity %/dayactual average productivity %/dayrevised productivity %/dayremaining duration = original - actual, of =/< 0 use 1 dayremaining duration using estimated productivity daysremaining duration using actual average productivity daysremaining duration using revised productivity daysscenario 1101060%40%10.00%6.00%8.00%1.004.006.675.00scenario 210860%40%10.00%7.50%8.00%2.004.005.335.00scenario 310660%40%10.00%10.00%8.00%4.004.004.005.00 rule 1used after the facts on some delay analysis protocols rule 2does not consider that schedules are dynamic therefore is wrong that will always be the case rule 3does not consider that schedules are dynamic therefore is wrong that will always be the case even if performing as expected it might be productivity is expected to change for whatever reason field supervisors know best. rule 4consider schedules are dynamic Schedulers shall model the job in a way similar to how it is managed at the jobsite. For decades the Project Managers have managed their jobs by asking their team essentially two questions; what was the production yesterday and when do you expect to finish your activity.In the same way schedulers shall update their schedules by asking these two basic questions, rule 4 shall be used whenever possible. Get the best available estimate for remaining duration.
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update rules rule 1rule 2rule 3rule 4 estimated/original durationactual durationactual productionremaining productionestimated productivity %/dayactual average productivity %/dayrevised productivity %/dayremaining duration = original - actual, of =/< 0 use 1 dayremaining duration using estimated productivity daysremaining duration using actual average productivity daysremaining duration using revised productivity daysscenario 1101060%40%10.00%6.00%8.00%1.004.006.675.00scenario 210860%40%10.00%7.50%8.00%2.004.005.335.00scenario 310660%40%10.00%10.00%8.00%4.004.004.005.00 rule 1used after the facts on some delay analysis protocols rule 2does not consider that schedules are dynamic therefore is wrong that will always be the case rule 3does not consider that schedules are dynamic therefore is wrong that will always be the case even if performing as expected it might be productivity is expected to change for whatever reason field supervisors know best. rule 4consider schedules are dynamic Schedulers shall model the job in a way similar to how it is managed at the jobsite. For decades the Project Managers have managed their jobs by asking their team essentially two questions; what was the production yesterday and when do you expect to finish your activity.In the same way schedulers shall update their schedules by asking these two basic questions, rule 4 shall be used whenever possible. Get the best available estimate for remaining duration.