| Section |
Scope | 1 |
Method A | 1.6.1 |
Method B | 1.6.2 |
Sample Processing | 1.8 |
Units | 1.14 |
Referenced Documents | 2 |
ASTM Standards | 2.1 |
Terminology | 3 |
General | 3.1 |
Definitions | 3.2 |
Definitions of Terms Specific to This Standard | 3.3 |
Summary of Test Method | 4 |
Significance and Use | 5 |
Apparatus | 6 |
Sieves | 6.1 |
Standard Sieve Set | 6.1.1 |
Washing Sieve, No. 200 (75-μm) | 6.1.2 |
Designated Separating Sieve | 6.1.3 |
Washing Sink with Spray Nozzle | 6.2 |
Mechanical Sieve Shaker | 6.3 |
Balances | 6.4 |
Drying Oven | 6.5 |
Sieving Containers | 6.6 |
Specimen Containers | 6.6.1 |
Collection/Transfer Device | 6.6.2 |
Cumulative Mass Container | 6.6.3 |
Sieve Brushes | 6.7 |
Miscellaneous Items | 6.8 |
Splitter or Riffle Box (optional) | 6.9 |
Quartering Accessories (optional) | 6.10 |
Mortar and Rubber-Covered Pestle (optional) | 6.11 |
Low Temperature Drying Oven (optional) | 6.12 |
Ultrasonic Water Bath (optional) | 6.13 |
Dispersion Shaker (optional) | 6.14 |
Reagents | 7 |
Sodium Hexametaphosphate | 7.1 |
Dry Addition | 7.1.1.1 |
Solution | 7.1.1.2 |
Preparation of Apparatus | 8 |
Verification of Sieves | 8.1 |
Verification Interval | 8.1.1 |
Verification of Mechanical Sieve Shaker and Standard Shaking Period | 8.2 |
Large Mechanical Sieve Shaker | 8.2.1 |
Verification Interval | 8.2.2 |
Hand Sieve Shaking Procedure | 8.2.3 |
Sampling | 9 |
General | 9.1 |
Sample Sources | 9.2 |
Bulk Samples | 9.2.1 |
Jar and Small Bag Samples | 9.2.2 |
Intact Tube Samples | 9.2.3 |
Samples from Prior Testing | 9.2.4 |
Specimen | 10 |
General | 10.1 |
Minimum Mass Requirement | 10.2 |
Selection of Sieving Procedure | 10.3 |
Single Sieve-Set Sieving | 10.3.1 |
Composite Sieving | 10.3.2 |
Specimen Procurement | 10.4 |
Moist Procedure | 10.4.1 |
Air-Dried Procedure | 10.4.2 |
Oven-Dried Procedure | 10.4.3 |
Discussion on Segregating Soils | 10.4.4 |
Specimen Procurement and Processing Requirements | 10.5 |
Moist Procedure, Single Sieve-Set Sieving | 10.5.1 |
Moist Procedure, Composite Sieving | 10.5.2 |
Coarse Portion Acceptable Loss (CPL) | 10.5.2.3 |
Air-Dried Procedure, General | 10.5.3 |
Air-Dried Procedure, Single Sieve-Set Sieving | 10.5.4 |
Air-Dried Procedure, Composite Sieving | 10.5.5 |
Oven-Dried Procedure, General | 10.5.6 |
Oven-Dried Procedure, Single Sieve-Set Sieving | 10.5.7 |
Oven-Dried Procedure, Composite Sieving | 10.5.8 |
Procedure (Sieving) | 11 |
General | 11.1 |
Mass Measurements | 11.2 |
Sieve Overloading | 11.3 |
Single Sieve-Set Sieving | 11.4 |
Specimen Mass | 11.4.1 |
Specimen Dispersion | 11.4.2 |
Soaking without a Dispersant | 11.4.2.1 |
Soaking with a Dispersant | 11.4.2.2 |
Using an Ultrasonic Water Bath | 11.4.2.3 |
Washing Specimen | 11.4.3 |
General Precautions | 11.4.3.1 |
Transfer Specimen | 11.4.3.2 |
Washing | 11.4.3.3 |
Transfer Washed Specimen | 11.4.3.4 |
Dry Sieving | 11.4.4 |
Sieve Set | 11.4.4.1 |
Mechanical Shaking | 11.4.4.2 |
Cumulative Material/Mass Retained | 11.4.5 |
First Sieve | 11.4.5.1 |
Remaining Sieves | 11.4.5.2 |
Composite Sieving, Single Separation | 11.5 |
Coarser Portion | 11.5.1 |
Dispersing and Washing | 11.5.1.1 |
Dry Sieving Coarser Portion | 11.5.1.3 |
Subspecimen from Finer Portion | 11.5.2 |
Dispersing and Washing Subspecimen | 11.5.2.1 |
Dry Sieving Subspecimen | 11.5.2.2 |
Composite Sieving, Double Separation | 11.6 |
Separating 1st Subspecimen | 11.6.1 |
Dispersing and Washing 2nd Coarser Portion | 11.6.2 |
Dry Sieving 2nd Coarser Portion | 11.6.3 |
2nd Subspecimen | 11.6.4 |
Dispersing and Washing 2nd Subspecimen | 11.6.4.1 |
Dry Sieving 2nd Subspecimen | 11.6.4.2 |
Calculations | 12 |
General | 12.1 |
Sieve Overloading | 12.2 |
Single Sieve-Set Sieving, Percent Passing | 12.3 |
Composite Sieving, Mass of Specimen | 12.4 |
Composite Sieving, Single Separation | 12.5 |
Composite Sieving, Coarser Portion (CP) | 12.5.1 |
CP, Percent Passing | 12.5.1.1 |
CP, Composite Sieving Correction Factor (CSCF) | 12.5.1.2 |
CP, Acceptable Loss During Washing and Sieving | 12.5.1.3 |
Composite Sieving, Subspecimen (finer portion) | 12.5.2 |
Percent Passing, Specimen (combined coarser and finer portions) | 12.5.2.1 |
Subspecimen, Acceptable Fractional Percent Retained | 12.5.2.2 |
Percent Passing, Acceptance Criterion | 12.5.2.3 |
Finer Portion, Percent Passing (optional) | 12.5.3 |
Composite Sieving, Double Separation | 12.6 |
1st Coarser Portion | 12.6.1 |
1st Subspecimen | 12.6.2 |
Percent Passing, 2nd Coarser Portion | 12.6.2.1 |
2nd Coarser Portion, Composite Sieving Correction Factor (2ndCSCF) | 12.6.2.2 |
2nd Coarser Portion, Acceptable Loss on Sieving and Washing | 12.6.2.3 |
2nd Coarser Portion, Acceptable Fractional Percent Retained | 12.6.2.4 |
Percent Passing, Acceptance Criterion | 12.6.2.5 |
2nd Subspecimen | 12.6.3 |
Percent Passing, 2nd Subspecimen | 12.6.3.1 |
2nd Subspecimen, Acceptable Fractional Percent Retained | 12.6.3.2 |
Percent Passing, Acceptance Criterion | 12.6.3.3 |
1st Finer Portion, Percent Passing (optional) | 12.6.4 |
2nd Finer Portion, Composite Sieving Correction Factor (optional) | 12.6.4.1 |
2nd Finer Portion, Percent Passing for 2nd Subspecimen (optional) | 12.6.4.2 |
Report: Test Data Sheet(s)/Form(s) | 13 |
Precision and Bias | 14 |
Precision | 14.1 |
Precision Data Analysis | 14.1.1 |
Calculation of Precision | 14.1.2 |
Acceptance Criterion | 14.1.2.4 |
Triplicate Test Precision Data (TTPD) | 14.1.3 |
TTPD-Method A Repeatability | 14.1.3.1 |
TTPD-Method A Reproducibility | 14.1.3.2 |
TTPD-Method B Repeatability | 14.1.3.3 |
TTPD-Method B Reproducibility | 14.1.3.4 |
Single Test Precision Data (STPD) | 14.1.4 |
STPD-Method A Reproducibility | 14.1.4.1 |
STPD-Method B Reproducibility | 14.1.4.2 |
Soils Type | 14.1.5 |
Discussion on Precision | 14.1.6 |
Bias | 14.2 |
Keywords | 15 |
ANNEXES | |
Symbols | Annex A1 |
Sample to Specimen Splitting/Reduction Methods | Annex A2 |
General | A2.1 |
Mechanical Splitting | A2.1.1 |
Quartering | A2.1.2 |
Miniature Stockpile Sampling | A2.1.3 |
Sample Processing Recommendation Based on Soil Type | A2.2 |
Clean Gravel (GW, GP) and Clean Sand (SW, SP) | A2.2.1 |
Gravel with Fines (GM, GC, GC-GM, GW-GM, GP-GM, GP-GC) | A2.2.2 |
Sand with Silt Fines (SW-SM, SP-SM, SM) | A2.2.3 |
Sand with Clay and Silt Fines or Clay Fines (SW-SC, SP-SC, SC, SC-SM) | A2.2.4 |
Silts with Sand or Gravel, or Both (ML, MH) | A2.2.5 |
Organic Soils with Sand or Gravel, or Both (OL, OH) | A2.2.6 |
APPENDIXES | |
Example Test Data Sheets/Forms | Appendix X1 |
General | X1.1 |
Precision: Example Calculations | Appendix X2 |
General | X2.1 |
TABLES and FIGURES | |