Unformatted text preview: ties greater than market need
2. Idle time waste (waiting time/queue time)
3. Transporting/conveyance waste
increased energy costs
4. Processing waste: waste in the work itself
requires more inputs than necessary
5. Inventory waste (having unnecessary stock on hand)
excessive inventory holding cost
6. Wasted operator motion (using unnecessary motion)
7. Producing defective goods (waste of rejected production)
additional labor and material cost 22 2.2 Background of Lean
• Ohno found a new way to coordinate the flow of parts in the supply
system on a day-to-day basis so that parts would only be produced
at each step to meet the immediate demand of the succeeding
• This led to the development of the Toyota Production System
• In 1992, Lauri Koskela addressed the application of (lean)
manufacturing techniques to construction.
• Glenn Balard and Koskela collaborated on lean production and
held a conference in Finland in 1993, which became the first
meeting of the Interna...
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This document was uploaded on 01/28/2014.
- Fall '14