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V Sasics
V Sasics
V Sasics
V Sasics
V Sasics
V Sasics
V Sasics
V Sasics
V Sasics
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V Sasics

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  • 1. VALUE STREAM MAPPING BASICS The Lean Enterprise Institute Brookline, Massachusetts, USA
  • 2. DEFINITION Value Stream is all the actions (both value added and non value added) currently required to bring a product through the main flows essential to every product
  • 3. Why Value Stream Mapping is an Essential Tool <ul><li>Helps you to visualize the big picture, not just individual processes to improve the whole, not just optimizing the parts. </li></ul><ul><li>Helps you to see the sources of waste in your value stream </li></ul><ul><li>It forms the basis of a Lean Implementation Plan. </li></ul><ul><li>It shows the linkage between the information flow and the material flow. </li></ul>
  • 4. Initial Value Stream Mapping Steps Product Family Current-State Drawing Future-State Drawing Work Plan & Implementation
  • 5. Value Stream Improvement & Process Improvement <ul><li>Follow the product from beginning to end </li></ul><ul><li>Draw visual representation of every process in the materials and information flows </li></ul>
  • 6.  
  • 7.  
  • 8. Information for a process data box <ul><li>“ The Big Four”: </li></ul><ul><li>Number of product variations </li></ul><ul><li>Cycle time (from 1 piece to the next) </li></ul><ul><li>Changeover time </li></ul><ul><li>Process Reliability </li></ul><ul><li>Number of operators </li></ul><ul><li>Scrap Rate </li></ul><ul><li>Production batch size </li></ul><ul><li>Working Time (minus breaks) </li></ul><ul><li>Pack Size </li></ul>
  • 9. Example of Current State Map Total lead time

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