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How many cubic meters of concrete do I need for 1 m³?

Answer
1.00
m³ concrete
Volume needed = 1 m³ (1:2:3 mix breakdown below)
How we got there
  1. 01Cement: ~7 bags of 25 kg each
  2. 02Sand: ~700 kg
  3. 03Gravel: ~1100 kg
  4. 04Water: ~180 litres (adjust by feel)
  5. 05Add 10% to all quantities for waste and over-fill.
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