Browse Forums Building A New House can’t tell from the photo, a tie down rod will be 12mm, is it a steel beam? he should be able to work it out 1 3370 Water this close to the slab edge or under the slab can cause slab heave or subsidence and is potentially a serious problem especially on highly reactive clay soils. Over… 6 2990 Hi, Apologies - I know there is plenty out there on this but struggling to put together the puzzle. We're planning our garage/external laundry to master bedroom and… 0 1181 |