Critical Paths in Gantt chart

B

Babu

Is it possible for a Gantt Chart to have two critical paths? If so, give an
example of such a Gantt chart.
 
G

Gérard Ducouret

Hello Babu,
Yes,
One definition of the Critical path is "the longest path from the Start date
to the Finish date of the project". But two different paths may have the
same length.

Gérard Ducouret
 
M

Mike Glen

Hi Babu,

Have a look at this site: http://www.mvps.org/project/networkanalysis.htm

When you've followed it through, have a look at the final network diagram
which shows the ciritical path. If, however, the Machine task, which has a
duration of 3 and a slack of 8, had a duration of 11, it would have no slack
and thus also be critical. Thus the critical path would go through the
Machine task as well.

For another example, if we were to add a project management task which
lasted the whole project's duration, it would also be critical.

We would now have 3 critical paths :)

Hop this helps,


Mike Glen
Project MVP
 

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