“…In addition to the critical success factors that have been identified in the literature, the impact of two other moderate factors has been investigated, Project Benchmark Characteristics (PBC) and Project External Environments (PEE), which are believed to affect the relationship between the critical success factors and project critical delays (Park, 2009;Tan & Ghazali, 2011;Yang, Huang & Wu, 2011;LI, Arditi & Wang, 2012;Gudienė et al, 2013;Yong & Mustaffa, 2013;Gudienė et al, 2014). In the available literature, project Benchmark characteristics and project external environments have long been disregarded as being critical success factors; however, many construction projects witnessed status of failure due to problems within projects (Thi and Swierczek, 2010).…”