Construction

RebarCalculator

Calculate reinforcement bar (rebar) needed for concrete slabs, footings, and foundations. Get weight and cost estimates.

Your Results

Rebar Size Guide

#3 (3/8")

0.376 lb/ft

#4 (1/2")

0.668 lb/ft

#5 (5/8")

1.043 lb/ft

#6 (3/4")

1.502 lb/ft