RC Beam Shear Design (EC2)
Ref: MS EN 1992-1-1:2010, Clause 6.2.3, Malaysia NA
VRd,c = [CRd,c · k · (100 · ρl · fck)^(1/3)] · bw · d
Ref: MS EN 1992-1-1:2010, Clause 6.2.3, Malaysia NA
Variable Angle Truss Model (EC2 Cl. 6.2.3): cot θ optimised in range 1.0–2.5. γc = 1.5, γs = 1.15, αcc = 0.85, ν₁ = 0.6(1 − fck/250).
Critical section at d from face of support. VRd,c checked first; if VEd > VRd,c, shear links are required.
Section Geometry
Typical 200–400 mm
h − cover − bar radius
Total tension reinforcement area in span
Materials & Loading
25, 30, 35, or 40 MPa
500 MPa (H-bar, Malaysia)
ULS shear at critical section (d from face)
Links Provided (optional)
Optional — e.g. 78.5 mm² for R10, 157 mm² for R12 (2 legs)
Optional — enter if checking provided links
VRd,c (concrete resistance)
—kN
Engineering aid only — final design must be endorsed by a registered PE under BEM.
VRd,max (strut crushing)
—kN
Engineering aid only — final design must be endorsed by a registered PE under BEM.
Asw/s required
—mm²/mm
Engineering aid only — final design must be endorsed by a registered PE under BEM.