topic Polygon Barrier for Service Area in ArcGIS Network Analyst Questions https://community.esri.com/t5/arcgis-network-analyst-questions/polygon-barrier-for-service-area/m-p/80013#M757 <HTML><HEAD></HEAD><BODY><P>Does anyone know if it possible to generate polygon barrier for a service area using Network Analyst?&nbsp; I've created a polygon barrier that works when creating a new route using Network Analyst, but the service area polygon that is generated is not affected by the barrier.&nbsp; I have the barrier has a restriction so shouldn't the barrier keep the service area polygon from entering into it?</P><P></P><P>Any help is greatly appreciated! </P></BODY></HTML> Fri, 05 Sep 2014 16:51:51 GMT ISP_graynic 2014-09-05T16:51:51Z Polygon Barrier for Service Area https://community.esri.com/t5/arcgis-network-analyst-questions/polygon-barrier-for-service-area/m-p/80013#M757 <HTML><HEAD></HEAD><BODY><P>Does anyone know if it possible to generate polygon barrier for a service area using Network Analyst?&nbsp; I've created a polygon barrier that works when creating a new route using Network Analyst, but the service area polygon that is generated is not affected by the barrier.&nbsp; I have the barrier has a restriction so shouldn't the barrier keep the service area polygon from entering into it?</P><P></P><P>Any help is greatly appreciated! </P></BODY></HTML> Fri, 05 Sep 2014 16:51:51 GMT https://community.esri.com/t5/arcgis-network-analyst-questions/polygon-barrier-for-service-area/m-p/80013#M757 ISP_graynic 2014-09-05T16:51:51Z Re: Polygon Barrier for Service Area https://community.esri.com/t5/arcgis-network-analyst-questions/polygon-barrier-for-service-area/m-p/80014#M758 <HTML><HEAD></HEAD><BODY><P>It looks like the polygon barrier does affect the service area, but not completely.&nbsp; Some of the service area still bleeds over into the polygon barrier.</P><P></P><P>I've attached a screenshot to show this.</P><P><IMG alt="networkanalyst.jpg" class="jive-image image-1" src="https://community.esri.com/legacyfs/online/8033_networkanalyst.jpg" style="width: 620px; height: 303px;" /></P></BODY></HTML> Fri, 05 Sep 2014 18:50:27 GMT https://community.esri.com/t5/arcgis-network-analyst-questions/polygon-barrier-for-service-area/m-p/80014#M758 ISP_graynic 2014-09-05T18:50:27Z Re: Polygon Barrier for Service Area https://community.esri.com/t5/arcgis-network-analyst-questions/polygon-barrier-for-service-area/m-p/80015#M759 <HTML><HEAD></HEAD><BODY><P>I contacted ESRI and figured out the problem.&nbsp; All I needed to do was turn off "Use Hierarchy" which generalized the polygons, as well as changing the polygon generation to "Detailed" instead of the default "Generalized".</P></BODY></HTML> Fri, 05 Sep 2014 21:08:34 GMT https://community.esri.com/t5/arcgis-network-analyst-questions/polygon-barrier-for-service-area/m-p/80015#M759 ISP_graynic 2014-09-05T21:08:34Z