u=v=w=0 nodes: 1 2 3 4 25 26 27 28
>rmd3 beam71d1.I1
>rpd3 beam71d1.I2
>srh3 beam71d1.I3
>hmot beam71d1.IM
>fefs beam71d1.I4
>heig beam71d1.IE
>hfrq beam71d1.IF