The Composite Beam Design Example is explained in detail under this title according to AISC 360-16.
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name | composite beam desing example.ide10 |
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Concrete Slab Effective Width, beff
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body | --uriencoded--$$ \normalsize b_%7Beff%7D=Min(d_y/4=6000/4=1500 \; mm \; , \; t_x=1500 \; mm)=1500 \; mm $$ |
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Compressive Strength of Reinforced Concrete Slab
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body | $$ \normalsize C=min(A_sF_y \; , \; 0.85f'_cA_c \; , \; \Sigma Q_n )=1075.78 \; kN $$ |
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body | --uriencoded--$$ \normalsize \Sigma Q_n = R_gR_pA_%7Bsa%7DF_u = 1 \times 0.6 \times ( \pi \times 19%5e2/4) \times 441.299 \times 0.001 \times 15 = 1126.089\; kN $$ |
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Depth of Concrete Compression Block, a
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body | $$ \normalsize a=C/(0.85 f_c A_cb) = 1075.78 \times (0.85 \times 20 \times 1500) =42.187\; mm $$ |
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Design Bending Moment Strength
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body | $$ \normalsize M_u=0.9F_yA_sy = 0.9 \times 1075.78 \times (240/2 + 100 - 42.187/2) =192.580\; kNm $$ |
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Construction Phase Account
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body | --uriencoded--$$ \normalsize M_u=0.9F_yW_%7Bpx%7D = 0.9 \times 275 \times 366800 =90.783\; kNm $$ |
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