Gantt Chart

Skill level: Intermediate to advanced


A Gantt chart is a type of bar chart that shows a project’s expected timeline by event.


  • Easy to understand
  • Shows events over time
  • Shows event correlations and dependencies
  • Easily done with a simple application like Microsoft Excel (for more complex projects, it is recommended to use Microsoft Project or similar applications for project management)

How to Use

  • Step 1.  Develop a work breakdown structure for a project following the 100 percent rule.
  • Step 2.  Determine the order of operations for the work breakdown structure.
  • Step 3.  Determine start date.
  • Step 4.  Determine time required for each operation.
  • Step 5.  Plot each operation of the work breakdown structure.

Relevant Definitions

Work breakdown structure: A listing of the tasks of a project.

100 percent rule: A project management rule that states that every item, regardless of importance, must be included and planned for.



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