USING THE WORK BREAKDOWN STRUCTURETO PLAN A PROJECT
In a previous chapter, I said that planning answers the questions, “What must be done?,” “How long will it take?,” and “How much will it cost?” Planning the what is vital; projects frequently fail because a significant part of the work is forgotten. In addition, once tasks have been identified, the time and resource requirements must be determined. This is called estimating.
A major problem in project planning is determining how long tasks will take and what it will cost to do them. Inaccurate estimates are a leading cause of project failures, and missed cost targets are a common cause ...