6. Steel Structures #1 # صفحة6من11By: Karim Sayed 1-2mm2mm20cmPurlin 2mm3mm30cmSide Girts 2mm3mm30cmEnd Gable الهامه التعريفات بعضللـTruss 1) Spacing 𝑺 => 𝟒 − 𝟖𝒎 2) Depth of main truss(H) 𝑯 = 𝑆𝑝𝑎𝑛 (𝐵) 12 → 16 3) Depth at column(h) 𝒉 𝒎𝒊𝒏 = 𝟏. 𝟐𝟓𝒎 4) Slope of upper chord 𝒁 ...