TY - JFULL AU - S. Bagher Daryaii PY - 2023/2/ TI - Causes of Delays in Construction Projects: A Case Study for Petrochemical Industry of Iran T2 - International Journal of Mechanical and Industrial Engineering SP - 20 EP - 27 VL - 17 SN - 1307-6892 UR - https://publications.waset.org/pdf/10012903 PU - World Academy of Science, Engineering and Technology NX - Open Science Index 193, 2023 N2 - Delays in construction projects are one of the most common risky problems and regardless of the causes, the delays can occur in all projects and all industries. The impact of delays has a wide range from neglectable ones to losing the project's importance or its economic justification. In this paper, by doing research and interview with managers, executors, consultants and supervisors of construction projects in the petrochemical industry, their opinions about reasons of delays in projects have been gathered. ER -