Intersections. City of Madison Area:City of Madison Traffic Engineering for arterial and collector intersections and most local.Greater Madison MPO for local intersections. Not complete.Outside City of Madison Area:Greater Madison MPO for arterial and collector intersections. Local intersections not collected.Updated 6/2022.2020 Orthophotos, Google Street ViewIntersection polygons mapped for Crash Analysis and Level of Traffic Stress (LTS) for Bicyclists for Intersections with Arterial or Collector Roadway Int_Class: Highest level of Roadway Functional Class (MPO) for intersection.A: ArterialC: CollectorL: LocalIntControl: Traffic Control at IntersectionSTA: Stop (All Way) . All approaches have a stop sign. STM: Stop (Multi) Locations that have more than 2 approaches with stops, but not all are stop controlled. 3-way stops are considered Multi.ST: Stop. One street has stop signs, while the other has no control. 3-way stops are considered Multi.YD: Yield. Any non-roundabout intersection with a yield sign.YDR: Yield (Round) . Roundabouts with yield signs.NO: No Control. No control identifiedU: Unknown. Unable to identifySL: Signal. Signal for any direction.
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