How to trace downstream in the network with multiple sources and accumulate the value from the intersected nodes of each trace? To Illustrate please see below. Black circles are the starting points.

Appreciate your help.
How to trace downstream in the network with multiple sources and accumulate the value from the intersected nodes of each trace? To Illustrate please see below. Black circles are the starting points.
Appreciate your help.
Best answer by takashi
Hi
I think you can use NetworkCostCalculator to achieve the goal in this case. The process would be a bit long story, see the attached workspace example to learn more.
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