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Patio has been laid with a thin layer of concrete (skin) following underpinning work. This is now breaking away in patches after 10 years. What is best solution
Anonymous user 01/03/2024 - 2.40 PM
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1 Answer
Anonymous user
Rip it all up, dig down and allow for minimum 100mm of type 1 mot, well compacted, relay the slabs on a full bed of coarse sand/ cement at 4 to 1.
Answered24 September 2011
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