FACTORS AFFECTING TIMELY DELIVERY OF GOVERNMENT CONSTRUCTION PROJECTS; CASE OF ETHIOPIA ELECTRIC POWER PROJECTS

Abstract

Construction delays are one of the biggest issues facing the construction industry and affecting delivery in terms of time, budget and the required quality. The characteristics of delay factors and their level of impact vary from project to project, ranging from a few days to years. They have significant financial, environmental and social impacts in construction projects; therefore, it is vital to investigate the causes of delay and analyses their impact. In this context, the research study was initiated to develop a new methodology for analyzing and quantifying the impacts of delay factors on construction projects. A comprehensive literature survey was conducted to build up general background Knowledge of delay factors in construction projects and particular attention was paid to identifying the delay factors in EEP, A construction industry survey was conducted through a semi-structured questionnaire amongst contractors, consultants and owners. A total of 41 out of 50 responses (82%) were received data were analyzed using Statistic Package for Social Science (SPSS) and MS Excel for ranking the factors overall using a by use of Relative Importance Index (RII), were executed to analyses the responses and present the findings from the survey. The study indicate that the top major causes of delay were Delay in progress payments by the owner, Right of way problem ,Poor communication and coordination by contractor with other parties, Poor site management , Long waiting time for approval of tests and inspection, Shortage of construction material and Improper project feasibility study In addition, the top major effects of delay were; time overrun, cost overrun, dispute, arbitration, litigation and abandonment.