Next step Quote by James P. Womack
““By design, flow systems have an everything-works-or-nothing-works quality which must be respected and anticipated. This means that the production team must be cross-skilled in every task (in case someone is absent or needed for another task) and that the machinery must be made 100 percent available and accurate through a series of techniques called Total Productive Maintenance (TPM). It also means that work must be rigorously standardized (by the work team, not by some remote industrial engineering group) and that employees and machines must be taught to monitor their own work through a series of techniques commonly called poka-yoke, or mistake-proofing, which make it impossible for even one defective part to be sent ahead to the next step.7””
About This Quote
Source Book: The Machine That Changed the World by James P. Womack, Daniel T. Jones, and Daniel Roos, 1990
Effective flow systems require cross‑skilled teams, full equipment availability, strict standardization, and mistake‑proofing to prevent defects.
In simple terms: Flow systems need versatile staff, reliable machines, and error‑proof processes.
Key Takeaway
Ensure cross‑training and implement TPM and poka‑yoke.
Themes
efficiency
quality
teamwork
Mood
practical
focused
Type
operational
process‑oriented
When to use this quote
- assembly lines
- maintenance planning
- training programs
- process audits
Key Concepts
lean manufacturing
total productive maintenance
mistake proofing
Questions to Reflect On
- How can you balance cross‑skilling with maintaining deep expertise?
- What safeguards ensure mistake‑proofing doesn’t become overly rigid?
A Different Perspective
If staff are over‑specialized, cross‑training may reduce expertise depth.
