The problem is the generator is not bought yet and there are a couple different models. So I don't have all the information about the generator only they approximate dimensions and weight. So I was just looking at a worst case scenario sort of deal. I'm fine with thickness I just am second...
I am designing a foundation for a 150kW diesel generator weighing about 9kips. Area dimensions for the pad are 6'-0x13'-6. I developed the depth of 1'-6 thick mat to obtain a mass of 2x the generator weight. My question is about frost depth. Can I just put 6 to 10 inches of crushed stone to...