Browse Forums General Discussion Re: Waffle slab... 2Sep 02, 2020 9:09 pm Used because it's cheaper,but needs not too much to go wrong as it can heave from.broken or poor plumbing which is common,it's also a must to get concrete with a fall away from your slab right around and make sure temporary downpipes are used during construction. Raft slabs which are more forgiving tend to be used by custom builders when doing quality homes. Re: Waffle slab... 3Sep 02, 2020 9:36 pm Oh thank u , we have provisional home woohoo gave us a tender not using waffle slab but their home design is not as attractive... materston does used the waffle but their design is more attractive... at the moment I am trying to more I can find about this waffle slab .. Thank you much kindly ... The Soil classification has little to do with piers. The purpose of the classing of the soil is to identify the clay content and the "average expected range of movement… 2 9853 Thanks for the insights, that makes perfect sense, and yeah, I will be leaning on the experience of the excavator operator entirely. 6 16122 4 6201 |