Assessment of the Factors Causing Delay in Completion of Road Construction Projects in Tanzania: A Case of Tanzania National Roads Agency.

Construction industry particularly road sector plays a vital role in the development of any country. Most construction projects especially in developing economies usually suffer delay in completion as the schedule surpasses the initial outlined contract duration. The outcome of such delays can lead to negative multiplier effect in the economy. The main objective of the study was assessing the factors for delay of road construction projects in Tanzania. The study mainly focused on the specific objectives of external, contractor-related, and client-related factors and how they influence the delay in completion of road construction in Mtwara Region, Tanzania. The study deployed the descriptive research design, and the survey was conducted in TANROADS Mtwara in which targeted population involved Road Contractors, Consultants, road users, and Supervisors such as Road Inspectors, Technicians and Engineers involving in road construction projects from Mtwara region. The sample obtained included 90 respondents out of 300 from targeted population who were determined through simple random sampling. Data were collected through the use of questionnaires that composed of both structured and unstructured questions. Data were analysed using SPSS version 20, to establish a causal relationship between the independent and predicted variable. Based on the report findings, inadequate supervision has deterred timely completion of projects. Therefore the study recommends that construction companies to adopt modern databases to improve control and supervision tools to guide the project operations and using analytics software which correlate present data and predict future variations hence enabling decision making. Keywords: Factors Causing Delay in Completion of Road Construction Projects in Tanzani