I am trying to analyze a composite steel beam in STAAD and keep getting an error that says design of section for member is not supported. Here is my input.
STAAD SPACESTART JOB INFORMATIONENGINEER DATE 15-Aug-17END JOB INFORMATIONINPUT WIDTH 79UNIT FEET KIPJOINT COORDINATES1 0 0 0; 2 20 0 0;MEMBER INCIDENCES1 1 2;DEFINE MATERIAL STARTISOTROPIC STEELE 4.176e+006POISSON 0.3DENSITY 0.489024ALPHA 6e-006DAMP 0.03TYPE STEELSTRENGTH FY 5184 FU 8352 RY 1.5 RT 1.2END DEFINE MATERIALMEMBER PROPERTY AMERICAN1 TABLE CM W12X26 CT 0.333 FC 576 CW 11.5 CD 0.15CONSTANTSMATERIAL STEEL ALLSUPPORTS1 PINNED2 FIXED BUT MY MZLOAD 1 LOADTYPE Dead TITLE DEAD LOADSELFWEIGHT Y -1.05 MEMBER LOAD1 UNI GY -1LOAD 2 LOADTYPE Live TITLE LIVE LOADMEMBER LOAD1 UNI GY -1LOAD COMB 3 GENERATED IBC TABLE1LLFA232 11 1.4 LOAD COMB 4 GENERATED IBC TABLE1LLFA232 21 1.2 2 1.6 LOAD COMB 5 GENERATED IBC TABLE1LLFA232 31 1.2 2 1.0 LOAD COMB 6 GENERATED IBC TABLE1LLFA232 41 1.2 LOAD COMB 7 GENERATED IBC TABLE1LLFA232 51 0.9 PERFORM ANALYSISPARAMETER 1CODE AISC UNIFIED 2010BEAM 1 ALLRBH 0.5 ALLTRACK 2 ALLRATIO 1 ALLMETHOD LRFDFYLD 7200 ALLFU 9360 ALLCHECK CODE ALLFINISH
Please let me know where I have an error.
The design of composite sections as per AISC Unified design codes is not implemented in STAAD.Pro yet. Composite sections can be designed as per AISC 9th edition as of now.