What Lean tool provides a graphic representation of the current flow of materials and processes within a Value Stream?

The Current State Value Stream Map is a tool used in Lean methodology to visually represent the existing flow of materials and processes within a value stream. This mapping technique allows practitioners to identify each step in the value-creating process, highlighting both value-adding and non-value-adding activities. By illustrating the current state, teams can gain insight into where bottlenecks, waste, and inefficiencies occur, making it easier to pinpoint areas for improvement.

The Current State Value Stream Map typically includes information on cycle times, lead times, inventory levels, and process efficiencies, providing a comprehensive overview of how work currently flows through the system. This foundational understanding is crucial before transitioning to a future state map, where desired improvements and changes can be visually represented. In Lean initiatives, having a clear picture of the current state is fundamental for planning and implementing effective strategies for enhancing performance and reducing waste.