Rebar and Slab Calculators:

• Rebar Calculator (Spanish Version: Calculadora de Barras de Refuerzo)
• Weight of Any Volume of Concrete 
• Rebar and Concrete Volume and Weight in a Slab
• Rebar Weight
• Length of Rebar needed for a slab.
• Weight of Rebar in a slab.
• Weight, Volume of Concrete and Surface Area of a Concrete Slab
• Surface Area of a slab
• Surface Area of Concrete Forms. 
• Volume of Concrete in a slab. 
• Water Needed for Concrete
• Rebar and Concrete in a Slab
• Length of Rebar in Grid
• Weight of Rebar in Grid
• Rebar in a Wall
• Rebar in an Irregular Shaped Slab
• Rebar in a Circular Slab
• Rebar Lapping Length
• Rebar Cost Estimate
• Weight of Length of Rebar 
• Concrete Displaced by Rebar
• Total Weight of a Slab with Rebar