Electricity is pervasive in all industrialized countries and largely absent in the developing world: about 1.6 billion people world-wide lack access to electricity. In recent decades, attempts have been made to increase project success and strengthen project management through a variety of tools. However, several community-based street lighting projects have been started and failed and others struggle to survive in Nairobi County. The purpose of the study was to evaluate factors influencing sustainability of public street light development projects in Nairobi City County. The objectives of the study were to establish the influence of technical longevity, stakeholder participation, technological attributes and project financing on sustainability of public street light development projects in Nairobi City County. A descriptive research design was applied in this study. The study was conducted at the Nairobi City County offices and the population of interest is the electrical department. The department is responsible for formulation of street lighting plans and installations as well as their maintenance. The respondents were all the eight engineers, all the twenty-five supervisors and technical employees in the electrical section of engineering department. The population also included contractors and community leaders (administrators). Stratified random sampling technique was used in coming up with a sample of 174 out of the total population of 319. Primary data was collected from the staff working at Nairobi City County using a self-administered semi structured questionnaire. Data was analyzed using descriptive statistics such as frequencies, percentages, mean …
technical longevity, stakeholder participation, technological attributes, project financing and stainability, public street light development projects