The Causes and Effects of Delay of Building Construction in Ethiopia, Southern Nation Nationalities of People Region in Gurage Zone (Case of Wolkite Town)

摘要

Construction projects are successful, when it is completed on schedule with in the agreed budget, expected quality level according to the specification otherwise it leads to so many problem. More than 70% of projects fail or are challenged to achieve their planned objective (Standish Group, 2015).This study identifies the cause and effect of delay of building construction in Sothern nation nationality of people state in case of Gurage zone. The study was conducted by using mixed (quantitative and qualitative) methods of research and a 1 to 5 likert scale questionnaire survey together with focus group were used. A total of 35(thirty-five) questionnaire were distributed and collected from clients, contractors and consultants and two focus group discussion were held to identify the cause and effects of delay factor. The questionnaire were analysed and calculated in degree of severity, frequency of occurrence and importance index. The analysis result showed that the top 10 (ten) causes of delay of BCP in importance index (II%) were economic condition (inflation, currency and LC), fluctuation in price of material, time overrun of the project, slow decision making, improper planning, lack of finance to fund the project completion, preparing incomplete bill of quantity, delay in approval of payment, shortage of material, and change in drawing and design respectively. The top five effect of delay of BCP in importance index were increase in financial cost of project (budget overrun), time overrun of the project, poor quality of completed project, abandonment of building projects, and wastage and underutilization of human resources and materials.