In a business process diagram, the symbol “Lane” is used to represent a participant or role in the process. It is a visual element that can be used to organize and classify different activities in the process based on the roles or participants responsible for them.
The Lane symbol is typically represented as a vertical or horizontal partition in the process diagram, with a label or title that identifies the participant or role associated with it. Each lane can contain its own set of activities, decisions, and events, indicating the different steps or stages in the process that are associated with that particular participant