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APPENDIX C: GYRATORY SHEAR COMPACTION METHOD
C-1 Ellipse - 2 Std Dev for Within and Between Lab Variation Source of Data: AASHTO Materials Reference Laboratory Proficiency Sample Program Final Report Issued: August 12, 2004 Participation: 21 Total Laboratories 0 Laboratories Determined to be Invalid 1 Laboratories Determined to be Outliers 20 Total Laboratorires Included in Analysis Sample 41 Sample 42 CV% CV% Average Average (Sample 41) (Sample 42) 5.71 41.01.74 4.92 33.17 2.02 11.7 12.5 1s d2s 5.25 4.92 0.62 1.74 CV% 1s Reproducability (Sample 42)Reproducability (Sample 41) d2s CV% 1s d2s Sa m pl e 42 Average Results Graph and Analysis Results for AASHTO T269 Percent Air Voids in Compacted Dense and Open Asphalt Mixtures AMRL Hot-Mix Asphalt Design Samples 41 and 42 AMRL Sample Type: Samples 41 and 42 Sample 41 Percent Air Voids Using the Gyratory Shear Compactor in D4013 Repeatability Lines With Small Dash Marks - Sample Outlier Boundaries Lines With Alternating Dash Marks - Sample Medians Line With Large Dash Marks - Center Diagonal Black Hexagon - Data Within is Used for Analysis Graph Legend -3 -1 1 3 5 7 9 11 13 -3 -1 1 3 5 7 9 11 13
C-2 Ellipse - 2 Std Dev for Within and Between Lab Variation Source of Data: AASHTO Materials Reference Laboratory Proficiency Sample Program Final Report Issued: August 16, 2005 Participation: 26 Total Laboratories 7 Laboratories Determined to be Invalid 1 Laboratories Determined to be Outliers 18 Total Laboratorires Included in Analysis Sample 43 Sample 44 CV% CV% Average Average (Sample 43) (Sample 44) Percent Air Voids Using the Gyratory Shear Compactor in D4013 Repeatability Lines With Small Dash Marks - Sample Outlier Boundaries Lines With Alternating Dash Marks - Sample Medians Line With Large Dash Marks - Center Diagonal Black Hexagon - Data Within is Used for Analysis Graph Legend Sample 43 1s d2s Sa m pl e 44 Average Results Graph and Analysis Results for AASHTO T269 Percent Air Voids in Compacted Dense and Open Asphalt Mixtures AMRL Hot-Mix Asphalt Design Samples 43 and 44 AMRL Sample Type: Samples 43 and 44 Reproducability (Sample 44)Reproducability (Sample 43) d2s CV% 9.6 11.3 1s d2s 5.36 4.58 0.52 1.46 CV% 1s 4.67 36.11.21 3.42 22.54 1.65 -3 -1 1 3 5 7 9 11 -1 1 3 5 7 9 11
C-3 Ellipse - 2 Std Dev for Within and Between Lab Variation Source of Data: AASHTO Materials Reference Laboratory Proficiency Sample Program Final Report Issued: December 13, 2006 Participation: 26 Total Laboratories 0 Laboratories Determined to be Invalid 1 Laboratories Determined to be Outliers 25 Total Laboratorires Included in Analysis Sample 45 Sample 46 CV% CV% Average Average (Sample 45) (Sample 46) 2.55 21.60.93 2.62 22.08 0.90 9.2 9.3 1s d2s 4.20 4.17 0.39 1.09 CV% 1s Reproducability (Sample 46)Reproducability (Sample 45) d2s CV% 1s d2s Sa m pl e 46 Average Results Graph and Analysis Results for AASHTO T269 Percent Air Voids in Compacted Dense and Open Asphalt Mixtures AMRL Hot-Mix Asphalt Design Samples 45 and 46 AMRL Sample Type: Samples 45 and 46 Sample 45 Percent Air Voids Using the Gyratory Shear Compactor in D4013 Repeatability Lines With Small Dash Marks - Sample Outlier Boundaries Lines With Alternating Dash Marks - Sample Medians Line With Large Dash Marks - Center Diagonal Black Hexagon - Data Within is Used for Analysis Graph Legend -1 1 3 5 7 9 -1 1 3 5 7 9
