Browse Forums General Discussion Re: Land settlement / cavity under slab. HELLLP 4Jul 03, 2021 10:09 am Designer,Engineer (Civil,Const & Envir),Builder,Concrete & Masonry Contract.Struct Repairs Re: Land settlement / cavity under slab. HELLLP 5Jul 06, 2021 8:10 pm I had a similar issue a few years back on my house which was about 12 years old at the time. We had a busted pipe that directing water under the slab. I contacted a structural engineer who came out and made some recommendations. He suggested the whole thing be dry packed and I got some foundation repair guys in to do it. The report was close to $1000 and another $2500 to fix the slab but that was worth it for the peace of mind. 4 6153 To me, that's what it looks like: poor backfilling and/or compaction. The width is about 1000mm maybe. That conduit in the photo is for the NBN. The water is about… 4 9428 Thanks for your advice. So far i have not noticed any issues with doors and windows. Builder advised they will organise drainers to inspect 2 weeks ago but no further… 7 26731 |