Template:SMS Split Arcs Workflow

Expand1. Converting a vertex to a node.
Use the Select Feature Vertex tool and right-click on a vertex along an arc. Select the Convert to Node command to split the arc into two arcs.

Expand2. Add a node the arc.
Use the Create Feature Node tool to add a node on an arc in order to split it into two arcs.

Expand3. Add a new connecting arc.
Use the Create Feature Arc tool to start or end a new arc on an existing arc to split the existing arc into two arcs.

Expand4. Use the Split Arcs Tool.
Right-click on an arc using the Select Feature Arc tool and select the Split Arc(s)... command. Use the Split Arcs Tool to divide arcs.

Expand5. Split overlapping arcs using the Clean Options dialog.
Select overlapping arcs using the Select Feature Arc tool. Use the Feature Objects | Clean command to bring up the Clean Options dialog. Select the Intersect selected arcs option (for selected arcs) or Intersect arcs option (for all overlapping arcs) to split the arcs.