Enhancing value stream mapping for manufacturing

High-mix, low-volume shops need software toolkit to analyze production

By Shahrukh A. Irani

In Chapter 2 of their 2003 groundbreaking book, Lean Thinking, James P. Womack and Daniel T. Jones, the pioneers of Lean, wrote: “Our initial objective in creating a value stream map identifying every action required to design, order and make a specific product is to sort these actions into three categories: 1. Those which actually create value as perceived by the customer; 2. those which create no value but are currently required by the product development, order filling or production systems (Type One muda) and so cannot be eliminated just yet; and 3. those actions which do not create value as perceived by the customer (Type Two muda) and so can be eliminated immediately. Once this third set has been removed, the way is clear to go to work on the remaining nonvalue-creating steps through use of (the principles of Lean).”

You must be an IISE member to have full access to this content. Please log in at the top right corner of this Web page. 

IISE members visiting this site for the first time must register. As part of this process you will create a user name and password. This is a one-time process that requires your member number. 

If you are not a member, join IISE now and begin enjoying benefits immediately, including full access to ISE magazine.