A typical Gantt chart should include the following information:

• Tasks, their duration, status, and priority.
• Start and end dates.
• Progress.
• Timeline with the time scale.
• Milestones.
• Dependencies between tasks.
• Deadlines.
Critical path.

A typical Gantt chart displays the following four items:

• Tasks: specific activities or work items within the project.
• Timeline: the project’s timeframe, usually displayed across the top or bottom of the chart.
• Bars: horizontal bars representing the duration of each task.
• Dependencies: relationships between tasks, indicating which tasks must be completed before others can begin.