Success Factors of Mixed-Use Building Construction Project: A Case of Arada Sub-City, Addis Ababa

: The construction sectors project implementation is realized by which it undergoes many problems, difficulties and highly complicated process from inceptions to completion. Ethiopia’s construction projects are highly subjected to cost and schedule overrun and developing success factors as early as possible is a pressing issue. The objective of this paper is to determine the most significant success factors of mixed use building construction project using quantitative statistical method. Data collected from different respondents through questionaries’ analyzed using RII. Based on the RII result General Project management Related success factors becomes the leading than other success factor group. This group is more general and shared by all stakeholder and considered in each phase from initiation to the end. Followed by Environment, Client, Consultant and contractor related major success factor groups respectively. All the aggregated list of success factor has a significant factor for the success. Most important success factors are: Lessons learned from previous project, having qualified and specialized personnel, clearly defining project scope, Consistency of currency price & stability of national economy, Material and equipment availability, Conducting On-job research, Consultant commitment to ensure construction work. Identifying success factors with respect to each stakeholders and phases will benefit a lot to do their best at each stage of the project. Learning from previous work, having qualified and specialized personnel and defining scope clearly should have to be the core of project participant at each stage of construction project to accomplish successfully.