6.2 Beam Design

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    Design of Beam for Bending

    Sagging moments at Span A-B and F-G

    Design Moments = kNm

    Concrete Grade = C

    Cover to reinforcements = mm

    Strenght of reinforcement = N/mm2

    Length of beam = mm

    Effective width of slab = (4000/2+4000/2 )

    Size of reinforcement bar = mm

    Size of shear link = mm

    This beam is behave as a flange beam ( "T" Beam)

    Hense, bef = bw+Lz/5

    = bw + (0.7 x L) bef = 995 mm

    = mm

    d = 500-25-10-20/2 d = 409 mm

    = mm

    BS 8110-1:1985 K = =

    3.4.4.4 bd fcu

    Redistribution does not exceed10% , hense K'=0.156

    K