Rebar Calculator

Project Settings

Select your measurement units and structure type

Measurement Units

Structure Type

Structure Dimensions

Enter the dimensions for your concrete slab

Length (feet)

Width (feet)

Thickness (feet)

Rebar Specifications

Select rebar size, spacing, and concrete cover

Rebar Size

Rebar Grade

Bar Spacing (feet)

Concrete Cover (feet)

Waste Allowance (%)

Enter your structure dimensions and rebar specifications to see the reinforcement requirements