Concrete Design
13 reinforced concrete calculators built strictly to ACI 318-19. Step-by-step math, live structural drawings, zero black boxes.
Calculators (13)
| Calculator | Code | Description |
|---|---|---|
| Beam Flexure | §22.2 | Required As, φMn, demand-capacity ratio |
| Beam Shear | §22.5 | Vc, stirrup spacing, DCR envelope |
| Beam Torsion | §22.7 | φTn, transverse & longitudinal steel |
| Column Design | §22.4 | P-M interaction surface, biaxial bending |
| One-Way Slab | §7.3 | Flexure, minimum thickness, serviceability |
| Two-Way Slab (DDM) | §8.10 | Column and middle strip moment distribution |
| Punching Shear | §22.6 | Critical perimeter, φVc, DCR |
| Shear Wall | §18.10 | In-plane shear, seismic detailing requirements |
| Deep Beam | Ch. 23 | Strut-and-tie model (ln/d < 4) |
| Corbel | §16.5 | Shear-friction method, tension steel |
| Crack Width | §24.3 | Maximum bar spacing, serviceability control |
| Development Length | §25.4 | ld, ldh, lap splice lengths |
| Deflection Check | §24.2 | Immediate + long-term, Ie method, L/Δ |