GRAIN SIZE CHART

Description

Use: Soil grain chart

Standards:

To classify soils to BS 1377:2, ENV 1997-2, ASTM D4318, AASHTO T89

Specifications:

• Grain Size Chart is widely used by field geologists for describing samples. 
• pocket-sized with recessed die-cut sample cavities filled with precision sieved sedimentary particles permanently mounted to the chart, 
• classed according to the Wentworth grading system