https://communities.bentley.com/products/road___site_design/f/geopak-inroads-mx-openroads-forum/134201/ord-deleting-dtm-terrain-surface-spikes-to-zeroHello All, I am looking for the workflow for deleting out spikes to zero within a DTM/Terrain in ORD. Any help with this is much appreciated.en-USTelligent Community 12https://communities.bentley.com/thread/408576?ContentTypeID=1Thu, 06 Apr 2017 07:47:39 GMT6dad98f5-dbc9-4c4d-a9ba-e9da8dc6aa8e:b689f08f-1110-4cca-bf71-1a3a3d7263e6Mark MarnellWhere are you getting the original data from? And how many spikes do you end up with?<div style="clear:both;"></div>