I am using the seismic load generator for the first time. Can you please verify that I have applied it correctly?This is a viaduct with a long through-truss span.CRT ped LL straight PRATT TRUSS w MBTA ELEV.std
In your model your have a REPEAT LOAD commands, so each static seismic load case has to have a PERFORMA ANALYSIS and CHANGE commands after it. A more detailed explanation can be found here: WARNING IF THIS UBC/IBC ANALYSIS HAS TENSION/COMPRESSION - RAM | STAAD Wiki - RAM | STAAD - Bentley CommunitiesEverything else seems to be modeled correctly.