idea Add Elevation Attributes to Default LRS Data Model Schema in ArcGIS Roads and Highways Ideas https://community.esri.com/t5/arcgis-roads-and-highways-ideas/add-elevation-attributes-to-default-lrs-data-model/idi-p/940885 <HTML><HEAD></HEAD><BODY><P>The idea is to add information to the route network in the LRS Data Model as appropriate to model the grade elevation of highway intersections.&nbsp; One way to achieve this would be to add elev_begin and elev_end to the centerline and to the route network, where the values would consist of either the interpolated Z values or enumerated grade (0 - at grade, 1 first overpass, 2 second overpass intersecting over 1 first overpass, etc) integer values.</P><P></P><P>This information would be used to model and cartographic display the appropriate over/under for grade separated interchanges, as well as to help define the spatial/logical relationship of intersections between at-grade and grade-separated.&nbsp; This information would especially be helpful in visualization and routing to be derived from the LRS data model, considering all events registered to the route network should&nbsp;belong to the routes at the proper network elevation level, especially including tunnels and bridges as linear events, which further serve to indicate the route over/under relationship.</P></BODY></HTML> Mon, 01 Apr 2019 22:30:34 GMT KyleGonterwitz 2019-04-01T22:30:34Z Add Elevation Attributes to Default LRS Data Model Schema https://community.esri.com/t5/arcgis-roads-and-highways-ideas/add-elevation-attributes-to-default-lrs-data-model/idi-p/940885 <HTML><HEAD></HEAD><BODY><P>The idea is to add information to the route network in the LRS Data Model as appropriate to model the grade elevation of highway intersections.&nbsp; One way to achieve this would be to add elev_begin and elev_end to the centerline and to the route network, where the values would consist of either the interpolated Z values or enumerated grade (0 - at grade, 1 first overpass, 2 second overpass intersecting over 1 first overpass, etc) integer values.</P><P></P><P>This information would be used to model and cartographic display the appropriate over/under for grade separated interchanges, as well as to help define the spatial/logical relationship of intersections between at-grade and grade-separated.&nbsp; This information would especially be helpful in visualization and routing to be derived from the LRS data model, considering all events registered to the route network should&nbsp;belong to the routes at the proper network elevation level, especially including tunnels and bridges as linear events, which further serve to indicate the route over/under relationship.</P></BODY></HTML> Mon, 01 Apr 2019 22:30:34 GMT https://community.esri.com/t5/arcgis-roads-and-highways-ideas/add-elevation-attributes-to-default-lrs-data-model/idi-p/940885 KyleGonterwitz 2019-04-01T22:30:34Z