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by Tom Archer
Tue Feb 13, 2018 4:59 am
Forum: Concreting, Drives, Paths and Patios Forum
Topic: Why is Hardcore Placed Beneath a Raft Foundation?
Replies: 0
Views: 4127

Why is Hardcore Placed Beneath a Raft Foundation?

Greetings - I'm wondering whether someone can answer this question. When trench foundations are concreted, the concrete is poured into the bare soil of the trench, but when raft floors are cast, all the diagrams show a layer of compacted hardcore underneath. I'm looking at building a garden wine sto...
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