Hi all I have been looking at my engineers detail for structural requirements and some terms or abbreviations I can`t work out, any help appreciated.

125 x 125 x 9 SHS sway frame colum grade 350
100 x 100 x 6 SHS RSD mullen grade 350
200 PFC deck beam
300 PFC sway frame / floor beam
200 PFC sway frame beam
75 x 75 x 6 SHS floor beam grade 350

Regards


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