> IMO, I do not believe there is an easy answer to your question. I am
> remembering my advanced steel design class where we analyzed connections
> the process involved finding the end moments and rotations. If these
> were greater than "x" then the connection was considered fixed. If the
> values were less than "y", it was considered pinned. Anything in between
> was considered a partially restrained connection.
Try IFAS, that provides the unique features partially rigid static/dynamic
analyses. All the procedures are programmed in asynchronous parallel.