Iris D. Tommelein

Conference paper

Collaborative takt time planning of non-repetitive work

This paper describes an approach for takt time planning (TTP) that was developed and tested on a pilot project in California. A companion paper by other authors describes their approach for TTP that they applied in a different project type-, commercial-, and geographical context. The...
Conference paper

Process-based cost modeling framework and case study

This paper provides a theoretical basis with reasons why traditional cost modeling methods are insufficient to support project delivery whereby product and process design are integrated and rapid cost feedback facilitates trade off analysis between multiple design alternatives. Traditional cost models do not sufficiently reflect...
Conference paper

Integration of lean and information technology to enable a customization strategy in affordable housing

Affordable housing developers in Latin America would benefit from moving away from mass housing construction and expanding the variety of choice they offer to their customers in order to create greater customer satisfaction. Admittedly, offering variety poses operational challenges that may increase cost and extend...
Conference paper

Managing the 'receding edge'

So much attention is paid to starting construction activities, and starting new work at regular time intervals to a beat (aka. takt) that, not surprisingly, work to finish those very activities may fall behind. This paper focuses, not on the start-, the leading edge, but...
Conference paper

Visualizing daily on-site space use

Visual Management (VM) is integral to the lean philosophy. For example, an Andon makes a light flash in the case of a deviation in the process of assembly or in the product assembled, a Kanban triggers the production of units in order to fill a...