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Rebar Calculator helps contractors and tradespeople accurately size, spec, and estimate materials and systems.

Формула

Rebar Spacing = 12 inches typical; Quantity = (Length / Spacing) + 1 per row

Водич корак по корак

  1. 1Determine grid spacing per code, calculate rows and columns
  2. 2Apply the formula using your project measurements
  3. 3Add required safety factors or waste allowances per code

Worked Examples

Инпут
20 × 30 ft slab, 12-inch spacing both ways
Резултат
Rows: 21 × 20 ft bars + 31 × 30 ft bars = 52 bars

Common Mistakes to Avoid

  • Not applying code-required safety factors or derating
  • Forgetting to account for waste and cut losses in material estimates

Подешавања