Best mix for concrete bases Drainage pipes, concrete, footings and foundations. Post your questions and find answers here

[supersi]

What's the best mix of cement when building a concrete base on which a 10000 litre fuel tank will sit?

[stoneyboy]

supersi,
4/5 parts ballast: 1 part ordinary portland cement. Make sure you don't use a cement with additives.
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[TheDoctor5]

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