I always wonder what's the basis when engineers specify 90% or 95% compaction for trench or embankment, etc. Are we using the compaction as and index property for shear strength? What if we don't have the correlation between compaction and shear strength for that material? How do we know if the...
Hi,All
I am reading ASTM standard of plate load test (ASTM D1194-94) in which the estimated total load is divided into at least ten steps and the time interval between two load increment is no less than 15 min.
My question is what is the purpose to divide the total load into several steps...