“…Project size, value, type, complexity, urgency and density are the most characteristics of construction projects that were investigated (Belassi and Tukel, 1996;Chan et al, 2004;Gudienė et al, 2013a;Ademiluyi, 2010;Hyväri;. Furthermore, various researchers supported project environmental as an external factor influences on the construction project process includes virtually everything outside the project, including physical environment problems like location, soil works, availability of surrounding infrastructure and others (Park, 2009;Gudienė et al, 2013a;Tabish and Jha, 2012;Gunduz and Yahya, 2018), natural climates problems like winds, rains, high humidity and high temperature (Amade et al, 2015;Chan et al, 2004;Tabish and Jha, 2012;Gunduz and Yahya, 2018), economic and financial problems like price, local currency value (Pourrostam and Ismail, 2012;Alzara et al, 2016;Durdyev et al, 2017), bureaucratic interference (Nguyen et al, 2004;Phua, 2004), unexpected geological condition and increases in price for materials and labors (Chan et al, 2004;Tabish and Jha, 2012;Gunduz and Yahya, 2018), late delivery of materials and equipment (Akogbe et al, 2013;Aziz and Abdel-Hakam, 2016;Doloi et al, 2011) and shortage of labor (Ugwu and Kumaraswamy, 2007;Ogwueleka, 2011).…”