Mapping the value stream
Value Stream Mapping gives an overview of the whole value stream in a structured way. The mapping identifies the flow and the amount of waste in the value stream. Based on this information a new future state is drawn.
The second Lean principle
Value Stream Mapping is the second principle in Lean Thinking.
Read about Lean Thinking >
First it should be defined whether a product (product family) meets the required value defined by the customers.
Read about the 1st principle in Lean Thinking >
Then the value stream - all activities used to deliver the value to the customers - is mapped using the "Value Stream Mapping" tool.
The mapping
The mapping includes all processes and related data, planning, sales, variation in sales, waste, inventories etc.
The mapping is carried out by the production management, foremen, production technicians, maintenance people and operators together.
In the first mapping only the internal processes are included. But later also external processes should be involved including customers and suppliers.
Current State and Future State
First the current state is mapped and based on the new knowledge a future state is drawn.
The objectives in all Future States:
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