ASTM D8215-19
- Standard Practice for Statistical Modeling of Uncertainty in Assessment of In-place Coal Resources
- standard by ASTM International, 04/15/2019
- Category: ASTM
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1.1 This practice covers a procedure for quantitatively determining in-place tonnage uncertainty in a coal resource assessment. The practice uses a database on coal occurrence and applies geostatistical methods to model the uncertainty associated with a tonnage estimated for one or more coal seams. The practice includes instruction for the preparation of results in graphical form.
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