Extracting a Terrain Boundary to a linestring in ORDhttps://communities.bentley.com/products/road___site_design/f/geopak-inroads-mx-openroads-forum/211338/extracting-a-terrain-boundary-to-a-linestring-in-ordHi, I have a Terrain Surface which has a boundary. I&#39;d like to Extract the Boundary to a Linestring then edit the Linestring into 3 boundaries to reduce the size of the DTM. I have seen cryptic descriptions of using a Mesh and the extract Boundaryen-USTelligent Community 12RE: Extracting a Terrain Boundary to a linestring in ORDhttps://communities.bentley.com/thread/640566?ContentTypeID=1Tue, 23 Mar 2021 00:29:12 GMT6dad98f5-dbc9-4c4d-a9ba-e9da8dc6aa8e:fdbb1a9d-2385-45f5-a2fe-d7d079667885Mark Shamoun<p>Completely agree, every user says the same thing.</p><div style="clear:both;"></div>RE: Extracting a Terrain Boundary to a linestring in ORDhttps://communities.bentley.com/thread/640530?ContentTypeID=1Mon, 22 Mar 2021 17:12:14 GMT6dad98f5-dbc9-4c4d-a9ba-e9da8dc6aa8e:c6fd85ca-7f12-4ca4-b32e-e882908822e1Andrew Kempe<p>Thanks Mark, this does seem to be what I need.&nbsp; Strange title for the Tool.&nbsp; Extract Boundary would be more appropriate.</p> <p>Add Boundary sounds like applying a linestring.</p><div style="clear:both;"></div>RE: Extracting a Terrain Boundary to a linestring in ORDhttps://communities.bentley.com/thread/640014?ContentTypeID=1Fri, 19 Mar 2021 00:29:44 GMT6dad98f5-dbc9-4c4d-a9ba-e9da8dc6aa8e:5dfaad66-7f22-40ca-9ab3-2f38efc30e38Mark Shamoun<p>Hi Andrew,</p> <p></p> <p>No Meshes, etc. needed - try this:&nbsp;<a href="https://docs.bentley.com/LiveContent/web/OpenRoads%20Designer%20CONNECT-v11/en/GUID-187C1D8E-213B-49F7-887D-1424F46B410C.html">Add Boundary (bentley.com)</a></p><div style="clear:both;"></div>