Browse Forums Building A New House Re: Slab M class or H1? 9Jan 04, 2019 1:35 pm Annu Thanks everyone for quick information, I hope to sort out this with builder, is any one else building in Colebee and with which builder?? Annu Hi Annu, What was the additional cost for H1 slab ? Also was the house single story or double story 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 9859 I am not sure whether Perth has its own way of doing things in regards to this. Most of Perth has class A (sandy soil), except for some areas near rivers or hills. 2 13103 I don’t think so as the floor area over 300 square meters then it is class 3…. 12 17938 |