What sort of foundations are needed for comapct sand with a water table of 100mm below ground

Thanks for helping

What area are you in?Frost line?Code specs?

How large is the load going to be on the footers?

Quote:

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what sort of foundations are needed for comapct sand with a water table of 100mm below ground

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Engineered foundations.

Call an engineer.

It's the only way to get an answer to your query.