Teaching Lean Construction II: Last Planner System

Glenn Ballard and Greg Howell developed the Last Planner System of Production Control throughout the 90s1. At the same time, Lauri Koskela was working on developing a theory of production which provided the theoretical framework for the LPS2.…

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Teaching Lean Construction I: Pull & Flow

According to Tommelein et al.1, workflow can be characterized in several different ways. In manufacturing, it is defined by stationary machines with partially completed products being transported from one to the next. In construction, the products being built…

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