4# WAITING
Waiting described as idle time created when materials, machines, inspection of information aren't ready for people.
Example:
- Waiting for inspection.
- Waiting for machines.
- Waiting for forkclift.
- Waiting for information.
Costs of waiting:
a. Lost capacity.
b. Operating costs.
c. Overtime costs.
d. Lost of flexibility.
e. Costs of over production.
Tools to prevent:
a. Balancing process.
b. One piece flow.
c. Heijunka (production leveling).
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