topic Count number of directions at node in ArcGIS Network Analyst Questions https://community.esri.com/t5/arcgis-network-analyst-questions/count-number-of-directions-at-node/m-p/560588#M5431 <HTML><HEAD></HEAD><BODY><P>Hi,</P><P></P><P>Does anyone know a quick way of counting the number of directions available at a node?</P><P></P><P>I have separate feature classes for junctions (node), roads (lines) and buffers (polygons) and also created a network dataset in Network Analyst.</P><P></P><P>I really want to know how many directions are available at any given node - see attachment that illustrates a junction with 3 roads emanating from the centre (and a 2 metre buffer around the node).&nbsp; As you will see there are 3 choices of direction from that node but I want to do this for thousands of nodes.</P><P></P><P>At first I did a straight forward Intersect of lines within the buffer but found that this overestimated the number of directions available especially where buffers overlapped.</P><P></P><P>After this I created a model that iterated through each buffer and used the Frequency tool to count the number of directions but this takes a long time to run.</P><P></P><P>Any suggestions would be appreciated and I will follow up with comments for other users.</P><P></P><P>Regards</P><P></P><P>Scott</P></BODY></HTML> Tue, 02 Dec 2014 16:59:59 GMT ScottMacDonald 2014-12-02T16:59:59Z Count number of directions at node https://community.esri.com/t5/arcgis-network-analyst-questions/count-number-of-directions-at-node/m-p/560588#M5431 <HTML><HEAD></HEAD><BODY><P>Hi,</P><P></P><P>Does anyone know a quick way of counting the number of directions available at a node?</P><P></P><P>I have separate feature classes for junctions (node), roads (lines) and buffers (polygons) and also created a network dataset in Network Analyst.</P><P></P><P>I really want to know how many directions are available at any given node - see attachment that illustrates a junction with 3 roads emanating from the centre (and a 2 metre buffer around the node).&nbsp; As you will see there are 3 choices of direction from that node but I want to do this for thousands of nodes.</P><P></P><P>At first I did a straight forward Intersect of lines within the buffer but found that this overestimated the number of directions available especially where buffers overlapped.</P><P></P><P>After this I created a model that iterated through each buffer and used the Frequency tool to count the number of directions but this takes a long time to run.</P><P></P><P>Any suggestions would be appreciated and I will follow up with comments for other users.</P><P></P><P>Regards</P><P></P><P>Scott</P></BODY></HTML> Tue, 02 Dec 2014 16:59:59 GMT https://community.esri.com/t5/arcgis-network-analyst-questions/count-number-of-directions-at-node/m-p/560588#M5431 ScottMacDonald 2014-12-02T16:59:59Z