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ASTM WK34502

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Work Item: ASTM WK34502 - Revision of D2487 - 11 Standard Practice for Classification of Soils for Engineering Purposes (Unified Soil Classification System)


Active Standard: D2487 - 11

Developed by Subcommittee: D18.07 | Committee D18 Home | Contact Staff Manager



1. Rationale

The test methods used to determine the soil classification needs to be specified in Section 9.8. Also, the significant digits presented in the calculation of the coefficient of uniformity (Cu) and the coefficient of curvature (Cc) will be made consistent.


Keywords

Atterberg limits; classification; clay; gradation; gravel; laboratory classification; organic soils; sand; silt; soil classification; soil tests; Atterberg limits; Clay; Coarse-grained soil; Erosion control materials/applications; Fine-grained soil; Gradation; Gravel; Laboratory soil/rock analysis; Organic soils; Sand; Silt; Soil-aggregate--classification; Soil stabilization; Soil classification;

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Work Item Status:
Date Initiated:08-22-2011
Technical Contact: Amy Germaine

Item: 007
Ballot: D18 (13-01)
Status: Negative Votes Need Resolution

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