In Lean Construction, principles like “flow,” “pull,” “remove waste” are used with ease. However, have they been correctly treated and understood? We call for reflection upon the power of principles to strengthen the theoretical conceptualisation of Lean as well as upon their power to support improvement in practice.

Design management profession has probably got the least attention in the construction industry. One reason could be the lack of explicit conceptualizations about its nature, subject matter and principles. In this article, a conceptual design management framework is proposed on the premise that design management is the management of a structured system of object and...

The Last Planner System (LPS) is a tool for project planning and control, and is an important contribution from Lean Construction. LPS focuses on scheduling, task coordination and time management. Uncertainty Management (UM) is a key element in Project Management, where uncertainty is the totality of opportunities (potential upsides) and risks (potential downsides). UM addresses...