Influential Factors in Timeof using capital priject: Case study in Islamic Republic of Iran Railways

7 Delay is an important problem in constructing projects. This delay in performing projects can be originated from different factors which can be handled by proper management. Delay is a process that can threaten constructing and developing route of the country. It means that the popularity of this problem in majority of projects in the hands of government has brought basic difficulties and barriers. We can say that these rooted delays have seriously threatened economical construction of the country. The present study seeks to analyze and to introduce the most important impressive factor in this regard. What factor makes projects in Iran to be done with delay? The research attempts to investigate project holders’ potentialities in their performance method, technical ability, monitoring along with technical and performing ability of contractors. The applied statistical methods in this study are either deductive or inductive. To be an effective and a reliable research, the researcher has taken the advantage of KMO to support the adequacy of the number of studied samples, of Barteitt for correlation of variables by Spearman, of Kolmogrov Smirnov to support the normality of the data. The findings of this research indicate that performance method of project holders has a meaningful effect on doing projects with delay, however there is no meaningful link between other variances.