Finding common ancestors

  1. Click the tool palette drop-down arrow on the Utility Network Analyst toolbar and click a flag tool button (Add Junction Flag or Add Edge Flag).
  2. Click to place flags at each point for which you want to find common ancestors.
  3. Click the Trace Task drop-down arrow and click Find Common Ancestors.
  4. Click the Solve button Solve.

The features that are upstream of all your flags are displayed.

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