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Advantages
- Shows tasks which can be completed at the same time, helping efficiency
- Aids decision making
- Saves time and therefore money
- Time based management
- Identifies critical activities that need to be completed on time
- Labour resources can be organised between activities with a float and critical activites
- Allows just-in-time production to be used
- Visual aid
- Forces managers to think about activities involved in the project
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Disadvantages
- Created using only estimates
- Estimates may be inaccurate
- Large scale projects can be detailed and complex
- Time consuming
- Puts pressure on managers to achieve deadlines
- Rushing may result in corners being cut so quality will suffer.
- Does not tell you how much the project will cost or the quality of the project.
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