Construction project success is usually measured by four typical success measures;
cost, schedule, quality of performance and safety (Hughes et al., 2004). Robinson et al.(2005) suggest a performance measurement system for projects in construction engineering organisations. Project success analysis in the construction sector is comprehensively discussed in the literature. For example, a large-scale World Bank
(1996) study of construction projects has found that of the 900 surveyed projects, an
average cost overrun of 40 percent over the original cost and an average time overrun
of 60 percent over the planned completion time were reported. Leung et al. (2004) found
that even in a sample of successful construction project cost and schedule overruns
occurred.