While no single change was identified as a sole cause of reduction in schedule, these four categories had discernable impacts on project schedule. These top four change categories represent 70% of the schedule reduction the exceptional case study projects. (RS124-1, p. 9)
- Delivery approach/execution plan
- Engineer’s role
- Design process
- Procurement process
Companies cannot expect to implement only one or two changes and/or techniques and experience dramatic improvements in cost and schedule performance. Work process changes in each category rely on one another. More importantly, work process changes must be coupled with a set of non-measurable organizational changes that establish the environment for success. These factors can be labeled as “no fear” factors. They require owners, managers, and companies to change the way they have been doing business by relinquishing some amount of control, being dedicated to the process, and rethinking the construction process.