AASHTO - American Association of State Highway and Transportation Officials
Latest
R 58-2011
Scope
This method describes the dry preparation of soil and soil-aggregate samples@ as received from the field@ for mechanical analysis@ physical tests@ and other tests as may be desired. The values stated in SI units are to be regarded as the standard.
R 58-2011 history
2011R 58-2011 Standard Practice for Dry Preparation of Disturbed Soil and Soil-Aggregate Samples for Test