Gantt charts is a BMT that illustrates a project plan.

Constraining Elements of gantt charts

• Deliverability. There is an end product of quality.
• Time period given to produce.
• Availability of resources.

Advantages of gantt charts

• Overall picture. Visualisation of current progress.
• Flexible and applicable to many situations.
• Time estimations allowed. Managers can plan the use of resources to be as efficient as possible.

Disadvantages of gantt charts

• Estimations may be wrong.
• Unreliable for complex projects.
• High maintenance, updates required regularly.
• Cannot show dependency between each task.
• Does not capture all information.