A Study to Investigate the Factors Affecting Construction Worker Performance

Worker performance is highly significant in the construction industry since it affects the productivity, safety, and quality level of the project. Construction activities are considered labour-intensive as they heavily rely on human effort. This study aims to evaluate and rate the impact of the factors affecting construction worker performance in the Sri Lankan construction industry. The factors identified through the literature review were categorized into different 11 groups by their nature. The most suitable factors were selected and grouped by using a specific structured approach. Structured questionnaires comprising all the selected factors were used to gather the relevant data from directors, managers, technical officers, engineers, and other professionals. All the gathered data were analysed and were ranked using the Relative Important Index (RII). Improvement strategies were also proposed, and a framework had been developed for improving worker performance. The results of this study will be worthwhile information to improve the performance of the project as part of the research was involved in investigating the interaction relationship of the key factors affecting worker performance to improve the labour productivity in the Sri Lankan construction industry.