Corridor Output Wraps Around Itself

Issue

"...on two of my streets, between PC and PT of a large radius, the ASE model keeps building incorrectly. I've removed and replaced the markers, verified the BMC, but it still keeps building incorrectly. Somehow it managed to fix one side of the street on the other example, but not completely. Any way to get around this consistently?..."

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Cause

ASE: "... did you happen to already check the base map control source information? I've seen this type of anomaly before and if I remember correctly, it was caused by duplicate elements on top of each other in the drawing that it uses to define the base map control data. It's like the corridor model is jumping back and forth between the starting and ending points of the stacked elements. It's hard to explain but I would definitely take a look at that if you have not already..."

 

Solution

ASE: "... did you happen to already check the base map control source information? I've seen this type of anomaly before and if I remember correctly, it was caused by duplicate elements on top of each other in the drawing that it uses to define the base map control data. It's like the corridor model is jumping back and forth between the starting and ending points of the stacked elements. It's hard to explain but I would definitely take a look at that if you have not already..."

 

Client: "... Good news.  [We] redrew the BASEMAP linework for those roads.  After replacing the linework and running BMC, the model started to work again...."