The solution was to run the analysis in a 2D file rather than a 3D file. Seems counter intuitive to have to use a 2D file in Powercivil but it works. Thanks to all for the help.
Matt
The solution was to run the analysis in a 2D file rather than a 3D file. Seems counter intuitive to have to use a 2D file in Powercivil but it works. Thanks to all for the help.
Matt