Abstract

This study concentrates on defining the cause and effect relationships between the criteria of Electrical project performance and the key factors impact on performance of Electrical projects. The sample of this study consisted of 230 Electrical projects within the last 10 years in VietNam. The key project factors are mainly based on indicators developed by Belasis and Take [1]; Cao Hao Thi [2]. These factors are External environment stability; Project manager competencies; Team member competencies; organizational support and Project characteristics. In this study, adding two factors are Contractors competencies and External organizational support. The results confirmed the success criteria of Electrical projects as used in previous studies. Hierarchical regression analysis indicated that the key project factors had significant positive relationships with the success criteria, in accordance with [1] and [2]. The results also indicated the overall model explained the data reasonably well, with 56.1% of the total variance in Performance of Electrical projects.