add den roomfoundation columns digging simple foundation ROT: remove weight of old soil = load on column do not count unconsolidated soil weight then is rock solid way to exsure no crack no settling unless u build in quick sands & if do quick sand build use pile to depth 1st consolidated layerotis-a
standard steel concrete constwe priced steel vs wood framing steel was 38k vs wood at 56k tbat so i opted steel cement
not as astetic as wood but am sure termitus etus lessus z cement/steelotis-a