Rebar and Slab Calculators:

• Rebar Calculator
• Compute the Weight of Any Volume of Concrete  Quick Calc Here
• Rebar Weight
• Compute the Length of Rebar needed for a slab.
• Compute the Weight of Rebar in a slab.
• Compute the Weight, Volume of Concrete and Surface Area of a Concrete Slab
• Compute the Surface Area of a slab.
• Compute the Surface Area of Concrete Forms. 
• Compute the Volume of Concrete in a slab. 
• Water Needed for Concrete
• Compute the Total Weight of a Slab with Rebar
• Spanish Version: Calculadora de Barras de Refuerzo