It would increase the efficiency modelling a tunnel in OpenTunnel Designer once a not forseen change in the tunnel template occures not to model the tunnel again from scratch.

It would increase the efficiency having such a tool in OpenTunnel Designer. It would allow to store the tunnel template names in an xml / xlsx file to import these settings in a bulk - and not just assign the templates between every two reference ...

Hello. We're building a tunnel and need OpenTunnel to be able to compare the actual data from the constructed tunnel (recorded via scanning) with the theoretical data from the designed tunnel corridor. There are other programs that do this: Istram...