I am wondering if there are ASTM approved methods for measuring densities beyond the capabilities of a troxler or a penetrometer. I had thought there might be a penetrometer which could reach deep but it seems not.
I have to do deep box outs due to pumping am backfilling with sand. Trying to...
I am working QC @ Ft. Drum NY building shallow footing frost protected foundations housing & associated roadways. The site is glacial till, with high compactability and some pumping problems.(in some places as much as 80% fines with little rock, to boney material that needs to be broken up with...