topic Flood Plain Mapping using HEC-GeoRAS and ArcMap 10.3 in Water Resources Questions https://community.esri.com/t5/water-resources-questions/flood-plain-mapping-using-hec-georas-and-arcmap-10/m-p/58921#M261 <HTML><HEAD></HEAD><BODY><P>How can I get complete bounding polygon of XS CutLines for flood plain mapping (Flood Inundation Mapping) using HEC-GeoRAS and ArcMap 10.3?</P><P>When I tried to perform this task, the bounding polygon formed was in an unexpected manner:</P><P></P><P><IMG alt="" class="image-1 jive-image j-img-original" src="https://community.esri.com/legacyfs/online/346774_1.png" style="width: 620px; height: 433px;" /></P><P>I want to get the bounding polygon without the gap that is visible around the river junction.</P></BODY></HTML> Mon, 17 Apr 2017 05:54:01 GMT Mohammed_Hasif_MeeraSyed_Ali 2017-04-17T05:54:01Z Flood Plain Mapping using HEC-GeoRAS and ArcMap 10.3 https://community.esri.com/t5/water-resources-questions/flood-plain-mapping-using-hec-georas-and-arcmap-10/m-p/58921#M261 <HTML><HEAD></HEAD><BODY><P>How can I get complete bounding polygon of XS CutLines for flood plain mapping (Flood Inundation Mapping) using HEC-GeoRAS and ArcMap 10.3?</P><P>When I tried to perform this task, the bounding polygon formed was in an unexpected manner:</P><P></P><P><IMG alt="" class="image-1 jive-image j-img-original" src="https://community.esri.com/legacyfs/online/346774_1.png" style="width: 620px; height: 433px;" /></P><P>I want to get the bounding polygon without the gap that is visible around the river junction.</P></BODY></HTML> Mon, 17 Apr 2017 05:54:01 GMT https://community.esri.com/t5/water-resources-questions/flood-plain-mapping-using-hec-georas-and-arcmap-10/m-p/58921#M261 Mohammed_Hasif_MeeraSyed_Ali 2017-04-17T05:54:01Z