What are these items in SPT?

C:\Program Files\SOFiSTiK\2016\ANALYSIS_33_X64\aqua.dat\english\aqua31_bridge.dat

SPT OM
SPT UM
SPT ORX
SPT OLX
SPT UR
SPT UL

Whar are these OM, UM, ORX, OLX mean?

link to dat file

I can’t find them in Aqua manual

Hello,
The items OM, UM, etc. are just names for the stress points (e.g. command SPT NO OM). In the manual you can see it, so you can use numbers and letters:

Best Regards,
Your SOFiSTiK Support Team

Thanks, Nal

I just figure that out.