📐 Free Calculator
Shear Force Diagram Calculator
Calculate reactions, shear forces, and bending moments for simply supported beams with point loads.
📊 Support Reactions
Left Support (A)
0 lb
Right Support (B)
0 lb
📈 Shear Force & Bending Moment
| Position (ft) | Shear Force (lb) | Bending Moment (lb-ft) |
|---|
📐 Simply supported beam: Reactions calculated using static equilibrium (ΣFy=0, ΣM=0). Shear force diagram shows internal shear at any point along the beam.
💡 Pro tip: Maximum bending moment typically occurs where shear force crosses zero. Use for structural analysis and beam design.