Lane
A Lane is a horizontal or vertical subdivision within a Pool that organizes activities by role, department, or system. It shows who or what is responsible for activities within that partition.
What is a Lane?
A Lane partitions a Pool to show responsibility or organizational structure. Activities placed in a lane indicate who performs them-a role, department, system, or any other categorization.
Visual Representation
A Lane displays as a horizontal or vertical band within a Pool. It has a label (usually on the left or top) identifying the responsible party.
Key Characteristics
- Responsibility assignment: Shows who owns activities
- Pool subdivision: Lanes exist only within Pools
- Flexible categorization: Can represent roles, departments, systems, phases
- Sequence flows cross: Flows can cross lanes to show handoffs
Common Use Cases
Department Assignment
Organize activities by Sales, Processing, and Fulfillment departments to show workflow handoffs.
Role Visualization
Partition a Pool into Manager, Employee, and System lanes to clarify responsibilities.
System Segregation
Separate activities performed by different IT systems to show integration points.
Frequently Asked Questions
Related BPMN Elements
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