Rebar Weight Calculator

Calculate the weight and dimensions of rebar for your construction project.

Understanding Rebar Sizes and Weights

Rebar (reinforcing bar) is essential for strengthening concrete structures. The number designation (#3, #4, etc.) indicates the bar's diameter in eighths of an inch.

Common Rebar Sizes and Uses

  • #3 (3/8"): Commonly used in residential slabs, sidewalks, and driveways
  • #4 (1/2"): Standard for residential foundations and walls
  • #5 (5/8"): Used in heavy-duty residential and light commercial applications
  • #6 (3/4"): Common in commercial construction and heavy foundations