Thanks for your thoughts and responses. I get the fact that compacted stone may be used in lieu of lean mix/concrete blinding, but in this instance, I would be inclined to place a geotextile under the stone to avoid penetration into ground during wet periods. It is definitely a potential...
We have been designing wind turbine foundations for some time now. I have seen some design of late, say in the last 12 months, where a 4-12 inch layer of Type 3 hardcore has been specified under the base of the wind turbine. This confuses me as I don't want to allow rocking to occur across my...