I
Hello Mauricio, I believe you're facing an issue on STAAD PRO and this is OpenRoads products forums. I would suggest you post your query on following link which is for the STAAD products : communities.bentley.com/.../ram-staad-forum
For more information about the Road and Site design tools, visit the Road and Site design WIKI at: http://communities.bentley.com/products/road___site_design/w/road_and_site_design__wiki