As per clause 6.1.2 and Table 5 of IS 456, minimum grade of concrete is M 20 for reinforced concrete under mild exposure (durability requirement). 3.6.4.2 Effective span L eff Clause 22.2(a) of IS 456 recommends that the effective span is the lower of (i) clear span plus effective depth and (ii) centre to centre distance between.
Design and Detailing of RC Deep beams as per IS 456-2000.1.Module 3Design of Reinforced Concrete Deep BeamsIntroduction – Minimum thickness -Steps of Designing Deep beams – design by IS 456 - Detailing of Deep beams.Two Span ContinuousDeep Beam with TwoPoint Loading.1. Deep Beam Definition - IS 456RC deep beams have useful applications in. tall buildings,. offshore structures and foundations2. Deep Beam ApplicationA deep beam is having a depth comparable to the spanTRANSFER GIRDERRIBBED MAT FOUNDATION3. Deep Beam – Types. Simply Supported or Continuous.
Rectangular or Flanged Beams. Top or Bottom or Side Loaded. with or without openings.4.
Behaviour of Deep Beams. The elementary theory of bending for simple beams may not be applicable to deep beams evenunder the linear elastic assumption. A deep beam is in fact a vertical plate subjected to loading in its own plane.