Overcoming the challenges of sustainable development in Sri Lanka using lean construction principles

Sustainability is gaining popularity in the construction industry because of the growing concern that the industry has on the serious negative impacts of construction activities on the environment. To achieve sustainable development through environmentally friendly practices, such as green building practices, construction waste management would be essential. However, the new construction philosophy lean, can be used to overcome the environmental challenges of sustainable development. Thus, the aim of this study was to investigate how the challenges of sustainable development could be overcome in Sri Lanka using the principles of lean construction. The study used a qualitative approach consisting of a literature review and 20 expert interviews. Interview findings were analyzed manually using content analysis. Specifying value and identifying the value stream were found to be the most suitable lean principles that can overcome the challenges of sustainable development. The research findings also reveal that there is an urgent requirement to practice lean principles in the construction industry in Sri Lanka