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I-1 APPENDIX I Source of Data: AASHTO Materials Reference Laboratory Proficiency Sample Program Final Report Issued January 2001 Participation: 199 Total Laboratories 9 Laboratories Determined to be Invalid 16 Laboratories Determined to be Outliers 174 Total Laboratories Included in Analysis Sample 181 Sample 182 CV% CV% Average Average (181) (182) 0.026 2.440.009 0.024 2.31 0.009 1.10 1.10 1s d2s 0.369 0.370 0.004 0.011 CV% 1s Reproducibility (Sample 182)Reproducibility (Sample 181) d2s CV% 1s d2s Sa m pl e 18 2 Average Results Graph and Analysis Results for AASHTO T313 / D6648 (Slope) AMRL Performance Graded Binder Samples 181 and 182 AMRL Performance Graded Binder Samples 181 and 182 Sample 181 Determining the Flexural Creep Stiffness of Asphalt Binder Using the Bending Beam Rheometer Asphalt Grade: PG 64-16 / AC 10 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 0.2977 0.3277 0.3577 0.3877 0.4177 0.3052 0.3312 0.3572 0.3832 0.4092
I-2 Source of Data: AASHTO Materials Reference Laboratory Proficiency Sample Program Final Report Issued June 2001 Participation: 204 Total Laboratories 8 Laboratories Determined to be Invalid 18 Laboratories Determined to be Outliers 178 Total Laboratories Included in Analysis Sample 183 Sample 184 CV% CV% Average Average (183) (184) Asphalt Grade: PG 70-22 / -- 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 183 1s d2s Sa m pl e 18 4 Average Results Graph and Analysis Results for AASHTO T313 / D6648 (Slope) AMRL Performance Graded Binder Samples 183 and 184 AMRL Performance Graded Binder Samples 183 and 184 Determining the Flexural Creep Stiffness of Asphalt Binder Using the Bending Beam Rheometer Reproducibility (Sample 184)Reproducibility (Sample 183) d2s CV% 1.16 1.16 1s d2s 0.334 0.334 0.004 0.011 CV% 1s 0.022 2.290.007 0.019 2.01 0.008 0.2765 0.2993 0.3221 0.3449 0.3677 0.3905 0.2835 0.3039 0.3243 0.3447 0.3651 0.3855
I-3 Source of Data: AASHTO Materials Reference Laboratory Proficiency Sample Program Final Report Issued February 2002 Participation: 205 Total Laboratories 4 Laboratories Determined to be Invalid 19 Laboratories Determined to be Outliers 182 Total Laboratories Included in Analysis Sample 185 Sample 186 CV% CV% Average Average (185) (186) 0.025 2.720.008 0.024 2.55 0.009 1.12 1.13 1s d2s 0.330 0.330 0.004 0.011 CV% 1s Reproducibility (Sample 186)Reproducibility (Sample 185) d2s CV% 1s d2s Sa m pl e 18 6 Average Results Graph and Analysis Results for AASHTO T313 / D6648 (Slope) AMRL Performance Graded Binder Samples 185 and 186 AMRL Performance Graded Binder Samples 185 and 186 Sample 185 Determining the Flexural Creep Stiffness of Asphalt Binder Using the Bending Beam Rheometer Asphalt Grade: PG 64-22 / AC 20 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 0.2765 0.2993 0.3221 0.3449 0.3677 0.3905 0.2835 0.3039 0.3243 0.3447 0.3651 0.3855
I-4 Source of Data: AASHTO Materials Reference Laboratory Proficiency Sample Program Final Report Issued May 2002 Participation: 211 Total Laboratories 6 Laboratories Determined to be Invalid 16 Laboratories Determined to be Outliers 189 Total Laboratories Included in Analysis Sample 187 Sample 188 CV% CV% Average Average (187) (188) 0.025 2.390.010 0.028 2.61 0.009 1.04 1.04 1s d2s 0.374 0.373 0.004 0.011 CV% 1s Reproducability (Sample 188)Reproducability (Sample 187) d2s CV% 1s d2s Sa m pl e 18 8 Average Results Graph and Analysis Results for AASHTO T313 / D6648 (Slope) AMRL Performance Graded Binder Samples 187 and 188 AMRL Performance Graded Binder Samples 187 and 188 Determining the Flexural Creep Stiffness of Asphalt Binder Using the Bending Beam Rheometer Sample 187 Asphalt Grade: PG 76-22 / -- 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 0.306 0.3324 0.3588 0.3852 0.4116 0.438 0.2993 0.3287 0.3581 0.3875 0.4169 0.4463
I-5 Source of Data: AASHTO Materials Reference Laboratory Proficiency Sample Program Final Report Issued December 2002 Participation: 209 Total Laboratories 8 Laboratories Determined to be Invalid 16 Laboratories Determined to be Outliers 185 Total Laboratories Included in Analysis Sample 189 Sample 190 CV% CV% Average Average (189) (190) 0.023 2.580.008 0.021 2.41 0.008 1.02 1.02 1s d2s 0.314 0.313 0.003 0.009 CV% 1s Reproducibility (Sample 190)Reproducibility (Sample 189) d2s CV% 1s d2s Sa m pl e 19 0 Average Results Graph and Analysis Results for AASHTO T313 / D6648 (Slope) AMRL Performance Graded Binder Samples 189 and 190 AMRL Performance Graded Binder Samples 189 and 190 Sample 189 Determining the Flexural Creep Stiffness of Asphalt Binder Using the Bending Beam Rheometer Asphalt Grade: PG 64-22 / AC 30 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 0.2575 0.2803 0.3031 0.3259 0.3487 0.3715 0.2575 0.2803 0.3031 0.3259 0.3487 0.3715
I-6 Source of Data: AASHTO Materials Reference Laboratory Proficiency Sample Program Final Report Issued May 2003 Participation: 209 Total Laboratories 8 Laboratories Determined to be Invalid 12 Laboratories Determined to be Outliers 189 Total Laboratories Included in Analysis Sample 191 Sample 192 CV% CV% Average Average (191) (192) Asphalt Grade: PG 52-34 / AC 10 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 191 1s d2s Sa m pl e 19 2 Average Results Graph and Analysis Results for AASHTO T313 / D6648 (Slope) AMRL Performance Graded Binder Samples 191 and 192 AMRL Performance Graded Binder Samples 191 and 192 Determining the Flexural Creep Stiffness of Asphalt Binder Using the Bending Beam Rheometer Reproducibility (Sample 192)Reproducibility (Sample 191) d2s CV% 0.99 0.99 1s d2s 0.311 0.310 0.003 0.009 CV% 1s 0.024 2.760.008 0.023 2.66 0.009 0.2465 0.2717 0.2969 0.3221 0.3473 0.3725 0.2485 0.2737 0.2989 0.3241 0.3493 0.3745
I-7 Source of Data: AASHTO Materials Reference Laboratory Proficiency Sample Program Final Report Issued December 2003 Participation: 218 Total Laboratories 7 Laboratories Determined to be Invalid 15 Laboratories Determined to be Outliers 196 Total Laboratories Included in Analysis Sample 193 Sample 194 CV% CV% Average Average (193) (194) Asphalt Grade: PG 64-22 / AC 20 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 193 1s d2s Sa m pl e 19 4 Average Results Graph and Analysis Results for AASHTO T313 / D6648 (Slope) AMRL Performance Graded Binder Samples 193 and 194 AMRL Performance Graded Binder Samples 193 and 194 Determining the Flexural Creep Stiffness of Asphalt Binder Using the Bending Beam Rheometer Reproducibility (Sample 194)Reproducibility (Sample 193) d2s CV% 0.80 0.80 1s d2s 0.309 0.309 0.002 0.007 CV% 1s 0.017 1.940.006 0.016 1.88 0.006 0.259 0.2788 0.2986 0.3184 0.3382 0.358 0.271 0.2866 0.3022 0.3178 0.3334 0.349
I-8 Source of Data: AASHTO Materials Reference Laboratory Proficiency Sample Program Final Report Issued May 2004 Participation: 216 Total Laboratories 3 Laboratories Determined to be Invalid 17 Laboratories Determined to be Outliers 196 Total Laboratories Included in Analysis Sample 195 Sample 196 CV% CV% Average Average (195) (196) 0.023 2.590.008 0.023 2.58 0.008 0.92 0.92 1s d2s 0.320 0.320 0.003 0.008 CV% 1s Reproducibility (Sample 196)Reproducibility (Sample 195) d2s CV% 1s d2s Sa m pl e 19 6 Average Results Graph and Analysis Results for AASHTO T313 / D6648 (Slope) AMRL Performance Graded Binder Samples 195 and 196 AMRL Performance Graded Binder Samples 195 and 196 Determining the Flexural Creep Stiffness of Asphalt Binder Using the Bending Beam Rheometer Sample 195 Asphalt Grade: PG 70-22 / -- 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 0.26 0.284 0.308 0.332 0.356 0.38 0.26 0.284 0.308 0.332 0.356 0.38