- Sun et al. (2006) designed a change management toolkit for construction projects that includes a
change dependency framework, a change prediction tool, a workflow tool, and a knowledge
management guide.
impacts, most likely resulting in time and cost overruns. In general, upper-stream changes have larger
impacts. Lu and Issa (2005) believe that most frequent and most costly changes are often related to design,
such as design changes and design errors.