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5 tools- Steel Bar Cutting Optimizer
Optimize steel bar and rebar cutting for construction. 12m default stock, FFD algorithm minimizes scrap. Visual layout, kerf support, bulk quantities.
- Rebar Weight Calculator
Calculate steel rebar weight instantly using the d²/162 formula. Supports all bar diameters (6-40mm). Common bar sizes reference table included.
- RC Slab Design
Design reinforced concrete slab flexural reinforcement per ACI 318M-19. Calculates required steel area, bar spacing, and checks tension-controlled status.
- RC Beam Design
Design reinforced concrete beam flexural reinforcement per ACI 318M-19. Supports rectangular and T-beams. Checks compression steel requirements.
- RC Shear Design
Free online rc shear design. No signup, no upload — works entirely in your browser. Fast, private, and free forever.