MMUCC Training

RL15. Mainline Number of Lanes at Intersection


Number of through lanes on the mainline approaches of an intersection, including all lanes with through movement (through and left-turn, or through and right-turn) but not exclusive turn lanes.

Source: Obtained by linking Crash Location (C5) to the Roadway Inventory data.

Element Attributes:
  • One Lane
  • Two Lanes
  • Three Lanes
  • Four to Six Lanes
  • Seven or More Lanes
  • Unknown

Important to describe the intersection.