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Cut Road

Cut Road (or Split Road) is used to divide a road into multiple sections at a selected point. This helps you modify different parts of the road independently, insert junctions, change road properties for specific segments, or remove unnecessary sections from the road network.

Road editing bar: Cut Road tool selected; bottom toolbar with Road category active


Road Cut / Split Editing

Action Description
Activate Cut Road Tool Select the Cut Road Tool from the Road Tool group.
Choose Split Position Left-click on the road reference line at the position where you want to split the road.
Edit Split Roads After splitting, two separate road elements are created in the hierarchy. Select each road individually to adjust anchors, lane sections, or other properties independently.
Check the Split Area Zoom in near the split position to ensure there are no gaps or overlapping zero-length segments between the two road sections.

When to Use Split Roads

  • Insert a Junction — Split a long road to create space for a junction between road sections.
  • Change Road Properties — Separate road segments that require different lane counts, speed limits, or other settings.
  • Remove Unnecessary Sections — Cut out short or unwanted road segments from the drivable network.

After a Cut

  • Re-check lane sections and width tags on each new segment.
  • Update connecting roads and anchors so there are no gaps at the cut position.

Topology

A bad cut can leave zero-length segments or broken predecessor/successor links. Inspect the junction graph after editing.