The URL can be used to link to this page

Home My WebLink About04 - Buxton - AppA-Attachment 3AAPPENDIX A ATTACHMENT 3A Grain Size Distributions (GSDs) Coastal Science & Engineering [2403M-Task 2-Appendix A] Individual Core Samples Geotechnical Data Analysis Buxton, Dare County, North Carolina - THISPAGEINTENTIONALLYLEFTBLANK - Grain Size Distribution V -3 -Z -1 U 1 Z 3 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Oct 07 2020 Station BUX-21.1 Sample 0.2.5 Mean 0.538 mm STD 0.683 mm Skewness -0.388 USCS Wentworth SP Coarse Sand Medium Sand Moderately Well Sorted Poorly Graded Symmetrical Very Leptokurtic Total weight (gram) 106.40 % finer than 0.0625 mm (dry) 0.04 % gravel (dry) 0.00 % granule (dry) 1.54 CaCO3 17.2 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) (0 (0) (gram) 1 -1.425 Mean 0.895 0.538 -0 -0.5 0.00 0.00 0.00 5 -0.120 Standard Deviation 0.550 0.683 3 -3.5 0.0o tloo 0.00 Skewness -0.388 -2 -1.5 -2.5 -1.75 0.00 0.00 0.00 0.00 0.00 0.00 16 0.415 Kurtosis 9.397 1 1.25 1.64 1.54 1.504 25 0.590 Dispersion -0.75 -0.875 0.39 0.37 1.91 50 0.805 Standard Deviation -0.5 -0.625 0.86 0.81 2.72 75 1.040 Deviation from Normal -0.25 -0.375 0.94 0.88 3.60 84 1.140 0 0.25 -0.125 0.125 1.46 2.76 1.37 2.59 4.97 7.57 95 1.355 0.5 0.375 6.82 6.41 13.98 99 2.475 0.75 0.625 13.80 12.97 26.95 Graphic Phi Parameters Inman Folk & Ward 1 0.876 33.83 31.80 58.74 1.25 1.125 26.02 24.45 83.20 1952 1957 1.5 1.375 13.59 12.77 95.97 1.75 1.625 1.04 0.98 96.95 Mean 0.778 0.787 2 1.41 t24 s8.1s Standard Deviation 0.363 0.405 2.25 2.5 2.125 2.125 2.375 0.41 0.32 0.39 0.30 98.57 98.87 Skewness (1) -0.076 -0.165 2.75 2.625 0.34 0.32 99.19 Skewness (2) -0.517 3 2.875 0.20 0.19 99.38 Kurtosis 1.034 1.343 3.25 3.125 0.21 0.20 99.58 3.5 3.375 0.14 0.13 98.71 3.75 3.625 0.21 0.20 99.91 4 3.875 0.06 0.06 99.96 >4.0 4.25 0.04 0.04 100.00 Grain Size Distribution Grain Size (mm) 1. -J -Z -1 U .1 Z 3 4 Grain Size (�) Project 2403-M Location Buxton, NC Date Oct 072020 Station BUX-21.2 Sample 2.5.5.3 Mean 0.528 mm STD 0.657 mm Skewness -0.497 USCS Wentworth SP Coarse Sand Medium Sand Moderately Well Sorted Poorly Graded Coarse Skewed Very Leptokurtic Total weight (gram) 105.75 % finer than 0.0625 mm (dry) 0.06 % gravel (dry) 0.00 % granule (dry) 2.62 CaCO3 15.8 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) (0 (0) (gram) 1 -1.560 Mean 0.920 0.528 -0 -0.5 0.00 0.00 0.00 5 -0.265 Standard Deviation 0.497 0.657 -3 -3.5 0.00 0.00 0.00 Skewness -0.497 -2 -1.5 -2.5 7: -1.75 0.00 0.00 0.00 0.00 0.00 0.00 16 o.465 Kurtosis 9.663 -1 -1.25 2.17 2.62 2.62 25 O.fi45 Dispersion -0.75 -0.875 0.44 0.42 3.04 50 0.845 Standard Deviation -0.5 -0.625 0.69 0.65 3.69 75 1.070 Deviation from Normal -0.25 -0.375 0.85 0.80 4.49 84 1.175 0 0.25 -0.125 0.125 1.21 2.17 1.14 2.05 5.64 7.69 95 1.355 0.5 0.375 4.95 4.68 12.37 99 2.895 0.75 0.625 to.77 10.18 22.55 Graphic Phi Parameters Inman Folk & Ward 1 0.875 32.68 30.90 53.46 1.25 1.125 29.21 27.62 81.08 1952 1957 1.5 1.375 15.91 15.04 96.12 1.75 1.625 1.20 1.13 97.26 Mean 0.820 0.828 2 2.25 1.875 2.125 0.64 0.26 0.61 0.25 9786 98.11 Standard Deviation 0.355 0.423 2.5 2.375 0.28 0.26 98.37 Skewness (1) -0.070 -0.220 2.75 2.625 0.33 0.31 98.89 Skewness (2) -0.845 3 2.875 0.31 0.29 98.98 Kurtosis 1.282 1.562 3.25 3.125 0.32 0.30 99.28 3.5 3.375 0.16 0.15 98.43 3.75 3.625 0.46 0.43 99.87 4 3.875 0.08 0.08 99.94 >4.0 4.25 1.06 0.06 100.00 Project 2403-M Location Buxton, NC Date Oct 07 2020 Station BUX-22.1 Sample 0-3.6 Mean 0.513 mm STD 0.514 mm Skewness -1.772 USCS Wentworth SP Coarse Sand Medium Sand Moderately Sorted Poorly Graded Strongly Coarse Skewed Leptokur6c Total weight (gram) 118.11 % finer than 0.0625 mm (dry) 0.00 % gravel (dry) 0.16 % granule (dry) 6.00 CaCO3 19.9 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) W (0) (gram) 1 -3.050 Mean 0.963 0.513 -0 -0.5 0.00 0.00 0.00 5 -1.505 Standard Deviation 0.960 0.514 -3 J.5 0.19 0.16 0.16 Skewness -1.772 -2 .1.5 -2.5 -1.75 2.20 2.21 1.86 1.87 2.02 3.89 i6 0.145 KUrt0616 6A04 -1 -1.25 2.68 2.27 6.16 25 O.fi30 Dispersion -0.75 -0.875 1.38 1.17 7.33 50 1.135 Standard Deviation -0.5 -0.625 2.11 1.78 9.12 75 1.410 Deviation from Normal -0.25 -0.375 1.95 i.fi5 10.77 84 1.570 0 0.25 -0.125 0.125 2.44 3.35 2.07 2.84 12.84 15.67 95 1.820 0.5 0.375 4.81 4.07 19.74 99 2.100 0.75 0.625 6.06 5.13 24.88 Graphic Phi Parameters Inman Folk & Ward 1 0.875 12.79 10.83 35.70 1.25 1.125 15.85 13.42 49.12 1952 1957 1.5 1.375 28.33 23.99 73.11 1.75 1.625 16.53 14.00 87.11 Mean 0.857 0.950 2 2..5 1.875 2.375 12.24 2.24 11.. 0 1.51 31 s9.20 99.71 Standard Deviation 0.712 0.860 2.5 2.375 0.60 0.51 99.71 Skewness (1) -0.389 -0.489 2.75 2.625 0.18 0.15 99.86 Skewness (2) -1.372 3 2.875 0.06 0.05 99.92 Kurtosis 1.333 1.747 3.25 3.125 0.01 0.01 99.92 3.5 3.375 0.03 0.03 99.95 3.75 3.625 0.04 0.03 99.98 4 3.875 0.02 0.02 100.00 >4.0 4.25 0.00 0.00 100.00 Grain Size Distribution Grain Size (mm) 1. -J -Z -1 U 1 Z S 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Oct 07 2020 Station BUX-22.2 Sample 3.6.6.3 Mean 0.309 mm STD 0.702 mm Skewness -1.222 USCS Wentworth SP Medium Sand Fine Sand Moderately Well Sorted Poorly Graded Coarse Skewed Very Leptokur6c Total weight (gram) 108.57 % finer than 0.0625 mm (dry) 0.04 % gravel (dry) 0.00 % granule (dry) 0.33 CaCO3 8.4 Class Limb Mid Point Weight Weight % Cumm.Wt% Percentiles Moment Measures (phi) (mm) W (0) (gram) 1 -0.240 Mean 1.694 0.309 -0 -0.5 0.00 0.00 0.00 5 0.750 Standard Deviation 0.510 0.702 a J.5 0.00 o.00 0.00 Skewness -1.222 -2 -1.5 -2.5 -1.75 0.00 0.00 0.00 0.00 0.00 0.00 16 1.175 Kurtosis 8.833 -1 -1.25 0.36 0.33 0.33 25 1.305 Dispersion -0.75 -0.875 0.08 0.07 0.41 50 1.635 Standard Deviation -0.5 -0.625 0.22 0.20 0.61 75 1.855 Deviation from Normal -0.25 -0.375 0.25 0.23 0.84 84 1.995 0 0.25 -0.125 0.125 0.33 0.49 0.30 0.45 1.14 1.59 95 2.280 0.5 0.375 0.75 0.69 2.28 99 2.610 0.75 0.625 1.29 1.19 3.47 Graphic Phi Parameters Inman Folk & Ward 1 0.875 3.36 3.09 6.57 1.25 1.125 6.78 6.24 12.81 1952 1957 1.5 1.375 18.18 16.74 29.56 1.75 1.625 20.74 19.10 48.66 Mean 1.585 1.602 2 Standard Deviation 0.410 0.437 2..5 2.5 2.125 2.375 2.375 14.91 16.91 fi.91 13.73 16..36 6.36 91.03 97.39 97.39 Skewness (1) -0.122 -0.139 2.75 2.625 1.87 1.72 99.12 Skewness (2) -0.293 3 2.875 0.52 0.48 99.59 Kurtosis 0.866 1.140 3.25 3.125 0.13 0.12 99.71 3.5 3.375 0.10 0.09 99.81 3.75 3.625 0.12 0.11 99.92 4 3.875 0.05 0.05 99.96 >4.0 4.25 0.04 0.04 100.00 Grain Size Distribution Grain Size Distribution 1 -3 -Z -1 U 1 Z 3 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Oct 072020 Station BUX-23.1 Sample 0-2.2 Mean 0.382 mm STD 0.556 mm Skewness -1.367 USCS Wentworth SP Medium Sand Fine Sand Moderately Sorted Poorly Graded Strongly Coarse Skewed Leptokur6c Total weight (gram) 103.94 % finer than 0.0625 mm (dry) 0.00 % gravel (dry) 0.00 % granule (dry) 3.54 CaCO3 11.4 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) (0 (0) (gram) 1 -1.610 Mean 1.388 0.382 -0 As 0.00 0.00 0.00 5 -0.695 Standard Deviation 0.367 0.556 -3 -3.5 0.00 o.00 0.00 Skewness -1.3 -2 -1.5 -2.5 -1.75 000 0.00 0.00 0.00 0.00 0.00 16 0.s00 Kurtosis 4.985 -1 -1.25 3.68 3.54 3.54 25 0.940 Dispersion -0.75 -0.875 0.65 0.63 4.17 50 1.475 Standard Deviation -0.5 -0.625 1.20 1.15 5.32 75 1.805 Deviation from Normal -0.25 -0.375 1.08 1.04 6.36 84 1.925 0 0.25 -0.125 0.125 1.38 2.29 1.33 2.20 7.69 9.89 95 2.235 0.5 0.375 3.02 2.91 12.80 88 2.610 0.75 0.625 3.70 3.56 16.36 Graphic Phi Parameters Inman Folk & Ward 1 0.875 7.04 6.77 23.13 1.25 1.125 7.72 7.43 30.56 1952 1957 1.5 1.375 14.67 14.11 44.67 1.75 1.625 13.83 13.31 57.98 Mean 1.263 1.333 2 1.875 24.79 23.85 81.83 Standard Deviation 0.662 0.775 2.25 2.5 2.125 2.375 11.45 5.02 11.02 4.83 92.84 97.67 Skewness(1) -0.321 .0.401 2.75 2.625 1.47 1.41 99.09 Skewness (2) -1.064 3 2.875 0.58 0.56 99.64 Kurtosis 1.211 1.388 3.25 3.125 0.18 0.17 99.82 3.5 3.375 0.09 0.09 99.50 3.75 3.625 0.07 0.07 99.97 4 3.875 0.03 0.03 100.00 >4.0 4.25 0.00 0.00 100.00 Grain Size Distribution Grain Size (mm) 1. -3 -L -1 U 1 L 3 4 Grain Size (�) Project 2403-M Location Buxton, NC Date Oct 072020 Station BUX-23.2 Sample 2.2.5.2 Mean 0.321 mm STD 0.599 mm Skewness -1.550 USCS Wentworth SP Medium Sand Fine Sand Moderately Sorted Poorly Graded Strongly Coarse Skewed Leptokur6c Total weight (gram) 111.78 % finer than 0.0625 mm (dry) 0.01 % gravel (dry) 0.00 % granule (dry) 1.57 CaCO3 10.5 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) (0 (0) (gram) 1 -1.430 Mean 1.639 0.321 -0 As 0.00 0.00 0.00 5 0.030 Standard Deviation 0.73850 .550 0.599 -3 -3.5 0.00 0.00 0.00 Skewness -1.550 -2 -1.5 -2.5 -1.75 000 0.00 0.00 0.00 0.00 0.00 16 o Kurtosis 6.528 -1 -1.25 1.76 1.57 1.57 25 1.235 Dispersion -0.75 -0.875 0.41 0.42 1.99 50 1.685 Standard Deviation -0.5 -0.625 0.78 0.70 2.69 75 1965. Deviation from Normal -0.25 -0.375 0.72 0.64 3.34 84 2.095 0 0.25 -0.125 0.125 0.96 1.43 0.86 1.28 4.20 5.48 95 2.370 0.5 0.375 2.01 1.80 7.27 88 2.760 0.75 0.625 2.55 2.28 9.55 Graphic Phi Parameters Inman Folk & Ward 1 0.875 5.13 4.59 14.14 1.25 1.125 6.27 5.61 19.75 1952 1957 1.5 1.375 13.37 11.96 31.71 1.75 1.625 14.00 12.52 44.24 Mean 1.527 1.580 2 2.25 1.875 2.125 19.01 19.01 17.01 17.01 69.01 86.02 Standard Deviation 0.567 0.638 2.5 2.375 10.22 9.14 95.16 Skewness (1) -0.278 -0.346 2.75 2.625 3.67 3.A 98.44 Skewness (2) -0.855 3 2.875 1.17 1.05 99.49 Kurtosis 1.062 1.314 3.25 3.125 0.23 0.21 95.70 3.5 3.375 0.18 0.16 99.86 3.75 3.625 0.13 0.12 99.97 4 3.875 0.02 0.02 99.99 >4.0 4.25 0.01 0.01 100.00 1 -3 -Z -1 U 1 Z 3 4 Grain Size (�) Project 2403-M Location Buxton, NC Date Oct 07 2020 Station BUX-23.3 Sample 5.2.5.9 Mean 0.204 mm STD 0.508 mm Skewness -1.578 USCS Wentworth SP Fine Sand Fine Sand Moderately Sorted Poorly Graded Strongly Coarse Skewed Leptokur6c Total weight (gram) 109.16 % finer than 0.0625 mm (dry) 0.79 % gravel (dry) 0.00 % granule (dry) 2.52 CaCO3 8.8 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) W (0) (gram) 1 -1.550 Mean 2.291 0.204 A a.5 0.00 0.00 0.00 5 0.170 Standard Deviation 0.976 0.508 a J.5 0.00 o.00 0.00 Skewness -1.578 -2 -1.5 -2.5 -1.75 0.00 0.00 0.00 0.00 0.00 0.00 i6 1.450 Kurtosis 6A80 -1 -1.25 2.75 2.52 2.s2 25 1.790 Dispersion -0.75 -0.875 0.34 0.31 2.83 50 2.790 Standard Deviation -0.5 -0.625 0.60 0.55 3.38 75 2.730 Deviation from Normal -0.25 -0.375 0.42 0.38 3.77 84 2.865 0 0.25 -0.125 0.125 0.59 0.63 0.54 0.58 4.31 4.88 95 3.385 0.5 0.375 0.73 0.67 5.55 88 3.830 0.75 0.625 0.90 0.82 6.38 Graphic Phi Parameters Inman Folk & Ward 1 0.57s 1.69 1.55 7.92 1.25 1.125 2.30 2.11 10.03 1952 1957 1.5 1.375 5.22 4.78 14.81 1.75 1.625 4.44 4.07 18.88 Mean 2.157 2.238 2 2.25 1s75 2.125 sss 9.33 9.15 8.55 28.13 36.58 Standard Deviation 0.708 0.841 2.5 2.375 12.22 11.19 47.77 Skewness (1) -0.343 -0.365 2.75 2.625 22.40 20.52 68.29 Skewness (2) -0.880 3 2.875 17.70 16.21 84.51 Kurtosis 1.272 1.402 3.25 3.125 6.28 5.75 90.26 3.5 3.375 5.04 4.s2 94.88 3.75 3.625 3.47 3.18 98.06 4 3.875 1.26 1.15 99.21 >4.0 4.25 0.86 0.79 100.00 Grain Size Distribution Grain Size (mm) 1. -3 -L -1 U .1 L 3 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Oct 07 2020 Station BUX-24.1 Sample 0-1.8 Mean 0.991 mm STD 0.458 mm Skewness -0.936 USCS Wentworth SP Coarse Sand Medium Sand Poorly Sorted Poorly Graded Coarse Skewed Mesokurtic Total weight (gram) 106.93 % finer than 0.0625 mm (dry) 0.00 % gravel (dry) 0.00 % granule (dry) 20.27 CaCO3 30.9 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) W (0) (gram) 1 -3.380 Mean 0.014 0.991 -0 -0.5 0.00 0.00 0.00 5 -2.910 Standard Deviation 1.126 0.458 a J.5 0.00 o.00 o.o0 Skewness -0.936 0.936 -2 .1.5 -2.5 -1.75 9.09 5.48 8.50 5.12 8.50 13.63 16 -1.570 Kurtosis 52 -1 -1.25 7.10 6.64 20.27 25 -0.775 Dispersion -0.75 -0.875 3.20 2.99 23.26 50 0.775 Standard Deviation -0.5 -0.625 4.75 4.44 27.70 75 0.710 Deviation from Normal -0.25 -0.375 3.75 3.51 31.21 84 0.820 0 0.25 -0.125 0.125 4.37 6.54 4.09 6.12 35.29 41.41 95 1.075 0.5 0.375 11.79 11.03 52.44 88 1.375 0.75 0.625 16.37 15.31 67.75 Graphic Phi Parameters Inman Folk & Ward 1 0.875 22.46 21.00 88.75 1.25 1.125 8.31 7.77 96.52 1952 1957 1.5 1.375 2.65 2.48 99.00 1.75 1.625 0.37 0.35 99.35 Mean -0.375 -0.143 2 1.875 0.30 0.28 99.63 Standard Deviation 1.195 1.201 2.25 2.5 2.125 2.375 0.08 0.09 0.07 0.08 99.70 99.78 Skewness (1) -0.582 -0.601 2.75 2.625 0.06 0.06 99.84 Skewness (2) -1.036 3 2.875 0.05 0.05 99.89 Kurtosis 0.667 1.100 3.25 3.125 0.02 0.02 99.91 3.5 3.375 0.04 0.04 99.94 3.75 3.625 0.05 0.05 99.99 4 3.875 0.01 0.01 100.00 >4.0 4.25 0.00 0.00 100.00 Grain Size Distribution Grain Size Distribution V -3 -Z -1 U 1 Z 3 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Oct 07 2020 Station BUX-24.2 Sample 1.8.4.3 Mean 0.547 mm STD 0.645 mm Skewness -0.375 USCS Wentworth SP Coarse Sand Medium Sand Moderately Well Sorted Poorly Graded Symmetrical Very Leptokurtic Total weight (gram) 111.26 % finer than 0.0625 mm (dry) 0.05 % gravel (dry) 0.00 % granule (dry) 2.23 CaCO3 17.3 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) (0 (0) (gram) 1 -1.525 Mean 0.871 0.547 -0 -0.5 0.00 0.0o 0.00 5 -0.455 Standard Deviation 0.375 0.645 3 -3.5 0.00 o.00 0.00 Skewness -0.375 -2 -1.5 -2.5 -1.75 0.00 0.00 0.00 0.00 0.00 0.00 i6 0.320 Kurtosis T586 -1 -1.25 2.48 2.23 223 25 0.530 Dispersion -0.75 -0.875 0.68 0.61 2.84 5o 0.800 Standard Deviation -0.5 -0.625 1.40 1.26 4.10 75 1.065 Deviation from Normal -0.25 -0.375 1.46 1.31 5.41 84 1.195 0 0.25 -0.125 0.125 2.22 3.86 2.00 3.47 7.41 10.88 95 1.480 0.5 0.375 7.25 6.52 17.39 99 2.745 0.75 0.625 13.78 12.39 29.78 Graphic Phi Parameters Inman Folk & Ward 1 0.875 31.78 28.56 58.34 1.25 1.125 24.15 21.71 80.05 1952 1957 1.5 1.375 15.64 14.06 94.10 1.75 1.625 2.41 2.17 96.27 Mean 0.757 0.772 2 ta75 L92 0.73 98.00 Standard Deviation 0.438 0.512 2.25 2.5 2.125 2.375 0.50 0.28 0.45 0.25 98.45 98.70 Skewness (1) -0.097 -0.197 2.75 2.625 0.21 0.19 98.89 Skewness (2) -0.657 3 2.875 0.27 0.24 99.13 Kurtosis 1.211 1.482 3.25 3.125 0.22 0.20 99.33 3.5 3.375 0.25 0.22 99.55 3.75 3.625 0.35 0.31 99.87 4 3.875 0.09 0.08 99.95 >4.0 4.25 0.06 0.05 100.00 Grain Size Distribution Grain Size (mm) 8 4 2 1 0.5 0.25 0.125 0.0625 Project 2403-M 10016 Location Buxton, NC 90 .. ; _ _ . . _.. _... Date Oct 07 2020 80 Station BUX-24.3 Sample 4.3.5.7 70..;. , Mean 0.470 mm \ 60 STD 0.614 mm o> 50 Skewness 0.609 3 40.. .... USCS Wentworth 30.... '. �...:........ .....`... .'...'._ SP Medium Sand Medium Sand Moderately Sorted 20 .... Poorly Graded Fine Skewed Very Leptokurtic 10 .... Total weight (gram) 113.39 - %finer than 0.0625 mm (dry) 0.31 0 4 -3 -2 -1 0 1 2 3 4 % gravel (dry) 0.00 Grain Size (�) % granule (dry) 1.15 CaCO3 10.3 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) (0 (0) (gram) 1 -1.315 Mean 1.088 0.470 -0 -0.5 0.00 0.0o 0.00 5 -0.115 Standard Deviation 0.704 0.614 -3 -3.5 0.00 0.00 0.00 Skewness 0.609 -2 -1.5 -2.5 -1.75 0.00 0.00 0.00 0.00 0.00 0.00 i6 0.470 Kurtosis T821 -1 -1.25 1.3o 1.15 1.16 25 0.675 Dispersion -0.75 -0.875 0.53 0.47 1.61 50 0.985 Standard Deviation -0.5 -0.625 0.99 0.87 2.49 75 1.255 Deviation from Normal -0.25 -0.375 1.02 0.90 3.39 84 1.340 0 0.25 -0.125 0.125 1.74 2.98 1.53 2.63 4.92 7.56 95 1.830 0.5 0.375 5.80 5.12 12.66 99 3.530 0.75 0.625 9.75 8.60 21.26 Graphic Phi Parameters Inman Folk & Ward 1 0.875 22.24 19.61 4oa 1.25 1.125 23.28 20.53 61.41 1952 1957 1.5 1.375 29.67 26.17 87.57 1.75 1.625 6.44 5.68 93.25 Mean 0.905 0.932 2 2..5 2.125 2.375 2.42 0.36 2.13 0.32 95.39 95.86 Standard Deviation 0.435 0.512 2.5 2.375 0.36 0.32 96.18 Skewness (1) -0.184 -0.158 2.75 2.625 0.37 0.33 96.51 Skewness (2) -0.293 3 2.875 0.610 0.54 97.05 Kurtosis 1.236 1.374 3.25 3.125 0.70 0.62 97.66 3.5 3.375 0.82 0.72 98I 3.75 3.625 1.12 0.99 99.37 4 3.875 0.36 0.32 99.as >4.0 4.25 0.35 0.31 100.00 1 -3 -Z -1 U 1 Z ;5 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Oct 07 2020 Station BUX-25.1 Sample 0-1.4 Mean 0.549 mm STD 0.498 mm Skewness -1.710 USCS Wentworth SP Coarse Sand Medium Sand Poorly Sorted Poorly Graded Strongly Coarse Skewed Leptokur6c Total weight (gram) 106.07 % finer than 0.0625 mm (dry) 0.00 % gravel (dry) 0.00 % granule (dry) 7.23 CaCO3 21.2 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) W (0) (gram) 1 -3.200 Mean 0.864 0.549 -0 -0.5 0.00 0.00 0.00 5 -1.765 Standard Deviation 1.006 0.498 -3 J.5 0.00 0.00 0.00 Skewness -1.710 -2 .1.5 -2.5 -1.75 3.53 1.81 3.33 1.71 3.33 5.03 i6 0.000 KUrtosls 5.884 -1 -1.25 2.33 2.20 7.23 25 0.475 Dispersion -0.75 -0.875 1.09 1.03 8.26 so 1.050 Standard Deviation -0.5 -0.625 1.93 1.82 10.08 75 1.365 Deviation from Normal -0.25 -0.375 2.07 1.95 12.03 84 1.505 0 0.25 -0.125 0.125 2.43 3.53 2.29 3.33 14.32 17.65 95 1.745 0.5 0.375 5.12 4.83 22.48 99 1.995 0.75 0.625 6.85 6.46 28.93 Graphic Phi Parameters Inman Folk & Ward 1 0.875 13.00 12.26 41.19 1.25 1.125 13.50 12.73 53.92 1952 1957 1.5 1.375 23.32 21.99 75.90 1.75 1.625 16.59 15.64 91.54 Mean 0.752 0.852 2 2.25 1s75 2.125 156 0.73 z13 0.69 s8s7 99.36 Standard Deviation 0.752 0.908 2.5 2.375 0.33 0.31 99.67 Skewness (1) -0.395 -0.500 2.75 2.625 0.15 0.14 99.81 Skewness (2) -1.409 3 2.875 0.08 0.08 99.89 Kurtosis 1.332 1.616 3.25 3.125 0.02 0.02 99.91 3.5 3.375 0.04 0.04 99.94 3.75 3.625 0.05 0.05 99.99 4 3.875 0.01 0.01 100.00 >4.0 4.25 0.00 0.00 100.00 Grain Size Distribution Grain Size (mm) 1. -J -Z -1 U .1 Z S 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Oct 07 2020 Station BUX-25.2 Sample 1.4.5.0 Mean 0.401 mm STD 0.727 mm Skewness -0.657 USCS Wentworth SP Medium Sand Fine Sand Well Sorted Poorly Graded Coarse Skewed Very Leptokurtic Total weight (gram) 109.56 finer than 0.0625 mm (dry) 0.01 % gravel (dry) 0.00 % granule (dry) 0.23 CaCO3 14.0 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) W (0) (gram) 1 -0.195 Mean 1.320 0.401 -0 -0.5 0.00 0.00 0.00 5 0.420 Standard Deviation 0.461 0.727 a J.5 0.00 o.00 o.o0 Skewness -0.657 -2 -1.5 -2.5 -1.25 0.00 0.25 0.00 0.23 0.00 1 16 0.775 Kurtosis T453 -1 -1.25 0.25 0.23 .00 0.23 25 Dispersion -0.75 -0.875 0.05 0.05 0.27 1.940 50 1.245 Standard Deviation -0.5 -0.625 0.17 0.16 0.43 75 1.490 Deviation from Normal -0.25 -0.375 0.27 0.25 0.68 84 1.595 0 0.25 -0.125 0.125 0.49 1.11 0.45 1.01 1.12 2.14 95 1.805 0.5 0.375 2.32 2.12 4.25 99 2.165 0.75 0.625 4.79 4.37 8.63 Graphic Phi Parameters Inman Folk & Ward 1 0.875 13.39 12.22 20.85 1.25 1.125 17.22 15.72 36.56 1952 1957 1.5 1.375 31.06 28.35 64.91 1.75 1.625 24.00 21.91 86.82 Mean 1.185 1.205 2 2.25 1.875 2.125 12.35 0.93 11.27 0.85 ss.09 98.94 Standard Deviation 0.410 0.415 2.5 2.375 0.42 0.38 99.32 Skewness (1) -0.146 -0.169 2.75 2.625 0.23 0.21 99.53 Skewness (2) -0.323 3 2.875 0.15 0.14 99.67 Kurtosis 0.689 1.032 3.25 3.125 0.10 0.09 99.76 3.5 3.375 0.10 0.09 99.85 3.75 3.625 0.12 0.11 99.96 4 3.875 0.03 0.03 99.99 >4.0 4.25 0.01 0.01 100.00 Grain Size Distribution Grain Size (mm) 8 4 2 1 0.5 0.25 0.125 0.0625 Project 2403-M 10016 Location Buxton, NC 90 .. ;. _.. ...... ... _. ._.._... Date Oct 072020 80 .. ;. Station BUX-25.3 Sample 5.0.7.2 70 .... Mean 0.394 mm \ 60 - STD 0.704 mm o> 50 Skewness -1.043 40.. _.. _. _... USCS Wentworth 30 i. SP Medium Sand Fine Sand Moderately Well Sorted 20 .. ; .. <.. i.. i...... ... .. .... i . � .................. Coarse Poorly Graded Skewed Leptokur6c 10 .... ...... .......... ... ....... Total weight (gram) 105.39 %finer than 0.0625 mm (dry) 0.01 0 4 3 2 1 0 1 2 3 4 %gravel(dry) 0.00 Grain Size (0) %granule (dry) 0.41 CaCO3 12.8 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) (0 (0) (gram) 1 -0.515 Mean 1.342 0.394 -0 -0.5 0.00 0.00 0.00 5 0.380 Standard Deviation 0.0.704 3 -3.5 0.0o o.00 0.00 Skewness -1.043 043 z -1.5 2.6 -1.75 0.00 0.00 0.00 0. 0.00 0.00 16 0.780 Kurtosis 7.025 -1 -1.25 0.43 0.41 41 0.41 25 0.950 Dispersion -0.75 -0.875 0.16 0.15 0.56 50 1.260 Standard Deviation -0.5 -0.625 0.33 0.31 0.87 75 1.560 Deviation from Normal -0.25 -0.375 0.30 0.28 1.16 84 1.695 0 0.25 -0.125 0.125 0.60 1.19 0.57 1.13 1.73 2.86 95 1.860 0.5 0.375 2.20 2.09 4.94 99 2.165 0.75 0.625 4.28 4.06 a.00 Graphic Phi Parameters Inman Folk & Ward 1 0.875 1.81 1.21 20.21 1.25 1.125 16.69 15.84 36.05 1952 1957 1.5 1.375 27.85 26.24 62.28 1.75 1.625 17.89 16.98 79.26 Mean 1.237 1.245 2 2..5 1.875 2.375 17.21 3.21 16.60 3.05 s5.85 98.90 Standard Deviation 0.458 0.453 2.5 2.375 0.69 O.fi5 99.55 Skewness (1) -0.049 -0.119 2.75 2.625 0.20 0.19 99.74 Skewness (2) -0.306 3 2.875 0.09 0.09 99.83 Kurtosis 0.617 0.994 3.25 3.125 0.05 0.. 99.88 3.5 3.375 0.05 0.05 99.92 3.75 3.625 0.05 0.05 99.97 4 3.875 0.02 0.02 99.99 >4.0 4.25 0.01 0.01 100.00 Grain Size Distribution Grain Size (mm) 1. -J -L -1 U 1 L S 4 Grain Size (�) Project 2403-M Location Buxton, NC Date Oct 07 2020 Station BUX-26.1 Sample 0.1.4 Mean 0.698 mm STD 0.424 mm Skewness -0.807 USCS Wentworth SP Coarse Sand Medium Sand Poorly Sorted Poorly Graded Coarse Skewed Mesokurtic Total weight (gram) 120.65 %finer than 0.0625 mm (dry) 0.00 % gravel (dry) 0.00 granule (dry) 14.64 CaCO3 28.9 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) (0 (0) (gram) 1 -3.275 Mean 0.519 0.698 -0 A 5 0.00 0.00 0.00 5 -2 Standard Deviation 0.424 a -3.5 0.00 0.00 0.00 .405 Skewness -0 .807 807 -2 -1.5 -2.5 -1.75 5.36 5.42 4.44 4.49 4.44 8.93 i6 -1.0" Kurtosis 2.832 -1 -1.25 6.88 5.70 14.64 25 -0.410 Dispersion -0.75 -0.875 3.42 2.83 17.47 50 0.410 Standard Deviation -0.5 -0.625 5.41 4.48 21.96 75 1.315 Deviation from Normal -0.25 -0.375 4.31 3.57 25.53 84 1.560 0 0.25 -0.125 0.125 4.60 5.16 3.81 4.28 29.34 33.62 95 1.855 0.5 0.375 6.31 5.23 38.85 99 2.250 0.75 0.625 7.12 5.90 44.75 Graphic Phi Parameters Inman Folk & Ward 1 0.875 12.45 10.32 55.o7 1.25 1.125 12.27 10.17 65.24 1952 1957 1.5 1.375 15.51 12.86 78.09 1.75 1.625 9.69 8.03 86.13 Mean 0.245 0.413 2 11.69 969 95.81 Standard Deviation 1.315 1.303 2..5 z.s 2.125 2.375 2.375 .35 3.98 o.sa 2.78 o.e1 98.59 ss.4o Skewness (1) -0.384 -0.433 2.75 2.625 0.36 0.30 99.70 Skewness (2) -0.779 3 2.875 0.18 0.15 99.85 Kurtosis 0.620 1.012 3.25 3.125 0.05 0.04 99.89 3.5 3.375 0.06 on 99.94 3.75 3.625 0.06 0.05 99.99 4 3.875 0.01 0.01 100.00 >4.0 4.25 0.00 0.00 100.00 Grain Size Distribution 1 -3 -L -1 U 1 L 3 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Oct 07 2020 Station BUX-26.2 Sample 1.4.2.7 Mean 1.146 mm STD 0.336 mm Skewness -0.529 USCS Wentworth SP Very Coarse Sand Medium Sand Poorly Sorted Poorly Graded Coarse Skewed Platykurtic Total weight (gram) 111.04 %finer than 0.0625 mm (dry) 0.00 % gravel (dry) 7.30 granule (dry) 21.13 CaCO3 37.4 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) W (0) (gram) 1 4.365 Mean -0.196 1.146 -0 4.5 0.00 0.00 0.00 5 -3.815 Standard Deviation 1.574 0.336 -3 -1.5 8.11 7.30 7.30 Skewness -0.529 -2 -1.5 -2.5 -1.25 5.67 5.11 5.34 20.09 28.43 16 -1.455 Kurtosis 2.417 -1 -1.25 9.26 25 -1.455 -0.75 -0.875 5.10 5.10 4.59 4.59 33.02 33.02 50 -0.095 Standard Deviation Standards -0.5 -0.625 7.53 6.78 39.81 75 0.965 Deviation from Normal -0.25 -0.375 5.54 4.99 44.79 84 1.270 0 0.25 -0.125 0.125 5.18 5.20 4.66 4.68 49.46 54.14 95 1.765 0.5 0.375 5.60 5.04 59.19 99 2.180 0.75 0.625 6.07 5.47 64.65 Graphic Phi Parameters Inman Folk & Ward 1 0.57s 8.as 7.98 72.63 1.25 1.125 7.34 6.61 79.24 1952 1957 1.5 1.375 9.18 8.27 87.51 1.75 1.625 4.84 4.36 91.87 Mean -0.540 -0.392 2 1,875 5 sz4o Standard Deviation 1.810 1.750 2.25 2.5 2.125 2.375 1 .65 0.60 1..53 49 0.54 98.88 99.42 Skewness (1) -0.246 -0.290 2.75 2.625 0.33 0.30 99.72 Skewness (2) -0.514 3 2.875 0.16 0.14 99.86 Kurtosis 0.541 0.945 3.25 3.125 0.04 0.04 99.90 3.5 3.375 0.04 0.04 99.94 3.75 3.625 0.05 0.05 99.98 4 3.875 0.02 0.02 100.00 >4.0 4.25 0.00 0.00 100.00 Grain Size Distribution Grain Size (mm) 1. -J -L -1 U 1 L S 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Oct 07 2020 Station BUX-26.3 Sample 2.7.3.8 Mean 0.162 mm STD 0.605 mm Skewness -0.872 USCS Wentworth SP Fine Sand Fine Sand Moderately Sorted Poorly Graded Coarse Skewed Leptokur6c Total weight (gram) 111.40 %finer than 0.0625 mm (dry) 2.32 % gravel (dry) 0.00 granule (dry) 0.21 CaCO3 6.5 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) W (0) (gram) 1 -0.040 Mean 2.626 0.162 -0 -0.5 0.00 0.00 0.00 5 1.44o Standard Deviation 0.724 0.605 a J.5 0.00 o.00 0.00 Skewness -0.872 -2 .1.5 -2.5 -1.75 0.00 0.00 0.00 0.00 0.00 0.00 i6 1.440 Kurtosis 6.854 -1 -1.25 0.23 0.21 0.21 25 2.150 Dispersion -0.75 -0.875 0.16 0.14 0.35 50 2.505 Standard Deviation -0.5 -0.625 0.20 0.18 0." 75 2.840 Deviation from Normal -0.25 -0.375 0.20 0.18 0.71 84 3.175 0 0.25 -0.125 0.125 0.22 0.31 0.20 0.28 0.91 1.18 95 3.670 0.5 0.375 0.33 0.30 1.48 99 4.000 0.75 0.625 0.38 0.34 1.82 Graphic Phi Parameters Inman Folk & Ward 1 0.575 0.67 0.so 2.42 1.25 1.125 0.87 0.78 3.20 1952 1957 1.5 1.375 1.57 1.41 4.61 1.75 1.625 1.67 1.50 6.11 Mean 2.550 2.535 2 2..5 2.125 2.375 9.03 16.24 8.32 9.32 14.22 23.54 Standard Deviation 0.625 0.650 2.5 2.375 16.24 14.58 38.11 Skewness (1) 0.072 0.058 2.75 2.625 25.09 22.52 60.64 Skewness (2) 0.080 3 2.875 18.69 16.78 77.41 Kurtosis 0.784 1.325 3.25 3.125 6.13 5.50 82.92 3.5 3.375 5.89 5.29 88.20 3.75 3.625 6.94 6.23 94.43 4 3.875 3.61 3.24 97.68 >4.0 4.25 2.59 2.32 100.00 Grain Size Distribution Grain Size Distribution V -3 -Z -1 U 1 Z 3 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Oct 07 2020 Station BUX-27.1 Sample 0.1.9 Mean 0.607 mm STD 0.415 mm Skewness -1.632 USCS Wentworth SP Coarse Sand Medium Sand Poorly Sorted Poorly Graded Strongly Coarse Skewed Leptokur6c Total weight (gram) 108.23 % finer than 0.0625 mm (dry) 0.09 % gravel (dry) 4.48 % granule (dry) 3.64 CaCO3 17.1 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) (0 (0) (gram) 1 d275 Mean 0.721 0.607 -0 A 5 0.00 0.0o 0.00 5 -3.130 Standard Deviation 1.270 0.415 -3 -3.5 4.85 4.48 4.48 Skewness -1.632 -2 -1.5 -1.75 -7: 0.89 089 1.40 0.82 5.88 6.70 0.030 KUIsis 7.'011 -1 -1.25 1.54 1.42 8.12 y5 0.385 2s Dispersion -0.75 -0.875 0.84 0.78 8.90 so 0.805 Standard Deviation -0.5 -0.625 1.40 1.29 10.19 75 1.200 Deviation from Normal -0.25 -0.375 1.55 1.43 11.62 84 1.375 0 0.25 -0.125 0.125 2.21 4.05 2.04 3.74 13.67 17.41 95 1.965 0.5 0.375 7.77 7.18 24.59 99 3.440 0.75 0.625 11.94 11.03 35.62 Graphic Phi Parameters Inman Folk & Ward 1 0.875 21.s3 19.99 55.50 1.25 1.125 16.83 15.55 71.15 1952 1957 1.5 1.375 13.94 12.88 84.03 1.75 1.625 5.14 4.75 88.78 Mean 0.702 0.737 2 2..5 2.125 2.375 1 85 1.81 5.59 54.37 96.08 Standard Deviation 0.673 1.108 2.5 2.375 0.81 0.71 0.75 96.83 Skewness (1) -0.152 -0.349 2.75 2.625 0.49 0.45 97.28 Skewness (2) -2.063 3 2.875 0.52 0.48 97.76 Kurtosis 2.788 2.562 3.25 3.125 0.45 0.42 98.18 3.5 3.375 0.61 0.56 98.74 3.75 3.625 1.07 0.99 99.73 4 3.875 0.19 0.18 99 at >4.0 4.25 0.10 0.09 100.00 Grain Size Distribution Grain Size (mm) 1. -3 -Z -1 U '1 Z 3 4 Grain Size (�) Project 2403-M Location Buxton, NC Date Oct 072020 Station BUX-27.2 Sample 1.9.3.3 Mean 0.587 mm STD 0.395 mm Skewness 0.328 USCS Wentworth SP Coarse Sand Medium Sand Poorly Sorted Poorly Graded Symmetrical Leptokur6c Total weight (gram) 103.79 %fner than 0.0625 mm (dry) 1.15 % gravel (dry) 0.00 % granule (dry) 8.24 CaCO3 34.5 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) (0 (0) (gram) 1 -3.155 Mean 0.768 0.587 -0 -0.5 0.00 0.0o 0.00 5 -1.825 Standard Deviation 1.338 0.395 a -3.5 0.00 0.00 0.00 Skewness 0.328 -2 -1.1 -2.5 -1.75 3.41 2.42 2.90 2.33 2.90 5.23 i6 -0.385 Kunosis 4.010 -1.25 3.65 y5 0.040 Dispersion 7 -0.75 -0.875 1.71 171 1.65 9.89 9.89 50 0.630 Standard Deviation -0.5 -0.625 3.19 3.07 12.96 75 1.090 Deviation from Normal -0.25 -0.375 3.28 3.16 16.12 84 1.355 0 0.25 -0.125 0.125 4.80 6.62 4.62 6.38 20.74 27.12 95 3.535 0.5 0.375 10.15 10.36 37.48 99 3.925 0.75 0.625 12.so 12.14 49.62 Graphic Phi Parameters Inman Folk & Ward 1 0.875 16.88 16.26 6,.as 1.25 1.125 10.97 10.57 76.45 1952 1957 1.5 1.375 8.54 8.23 84.68 1.75 1.625 1.58 1.52 86.20 Mean 0.485 0.533 2 2.18 2.16 88.30 Standard Deviation 0.870 1.247 2.25 2.5 2.125 2.375 0.58 0.45 0.56 0.43 88.125 .86 89.30 Skewness (1) -0.167 -0.041 2.75 2.625 0.35 0.34 89.63 Skewness (2) 0.259 3 2.875 0.49 0.47 90.11 Kurtosis 2.080 2.092 3.25 3.125 0.81 0.78 90.89 3.5 3.375 1.55 1.49 92.38 3.75 3.625 4.28 4.12 96.50 4 3.875 2.44 2.35 98.85 >4.0 4.25 1.19 1.15 100.00 1 -3 -Z -1 U 1 Z 3 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Oct 07 2020 Station BUX-27.3 Sample 3.3.5.0 Mean 0.232 mm STD 0.369 mm Skewness -0.287 USCS Wentworth SP Fine Sand Fine Sand Poorly Sorted Poorly Graded Symmetrical Plalykurtic Total weight (gram) 104.35 %fner than 0.0625 mm (dry)13.36 % gravel (dry) 0.00 % granule (dry) 3.31 CaCO3 12.9 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) W (0) (gram) 1 -1.600 Mean 2.111 0.232 -0 -0.5 0.00 0.00 0.00 5 -0.705 Standard Deviation 1.440 0.369 -3 J.5 0.00 o.o0 0.00 Skewness -0.287 -2 -1.5 -2.5 -1.75 0.00 0.00 0.00 0.00 0.00 0.00 i6 0.525 Kurtosis 2.491 -1 -1.25 3.45 3.31 3.31 y5 1.020 Dispersion -0.75 -0.875 0.82 0.79 4.09 50 1.910 Standard Deviation -0.5 -0.625 1.39 1.33 5.42 75 3.060 Deviation from Normal -0.25 -0.375 1.06 1.02 6.44 84 3.695 0 0.25 -0.125 0.125 1.36 1.82 1.30 1.74 7.74 9.49 95 4.000 0.5 0.375 2.86 2.74 12.23 99 4.000 0.75 0.625 3.96 3.7 16.02 Graphic Phi Parameters Inman Folk & Ward 1 0.875 6.162 5a: 21.69 1.25 1.125 5.58 5.35 27.24 1952 1957 1.5 1.375 7.74 7.42 34.65 1.75 1.625 6.09 5.84 40.49 Mean 2.160 2.077 2 2..5 2.875 2.375 4.27 4.90 8.93 45A2 53.51 Standard Deviation 1.535 1.480 2.5 2.375 3.90 3.74 3.74 57.25 Skewness (1) 0.163 0.026 2.75 2.625 7.23 6.93 64.18 Skewness (2) -0.171 3 2.875 8.49 8.14 72.31 Kurtosis 0.533 0.945 3.25 3.125 3.80 3.64 75.96 3.5 3.375 3.74 3.58 79.54 3.75 3.625 3.58 3.43 82.97 4 3.875 3.83 3.67 86.64 >4.0 4.25 13.94 13.36 100.00 Grain Size Distribution Grain Size (mm) 1. -3 -Z -1 U '1 Z 3 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Oct 07 2020 Station BUX-28.1 Sample 0-3.3 Mean 0.696 mm STD 0.472 mm Skewness -1.212 USCS Wentworth SP Coarse Sand Medium Sand Poorly Sorted Poorly Graded Coarse Skewed Leptokur6c Total weight (gram) 110.83 % finer than 0.0625 mm (dry) 0.01 % gravel (dry) 0.00 % granule (dry) 10.78 CaCO3 24.4 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) W (0) (gram) 1 -3.285 Mean 0.524 0.696 -0 -0.5 0.00 0.00 0.00 5 -2.07 Standard Deviation 1.083 0.472 -3 J.5 0.00 o.o0 0.00 Skewness -1.212 -2 -1.5 -2.5 -1.75 5.1 3.43 as 3.09 4.s6 7.76 16 -1595420 Kurtosis 4.173 -1 -1.25 3.35 3.02 10.78 y5 0.005 Dispersion -0.75 -0.875 2.17 1.96 12.74 50 0.695 Standard Deviation -0.5 -0.625 3.24 2.92 15.66 75 1.115 Deviation from Normal -0.25 -0.375 3.13 2.82 18.49 84 1.285 0 0.25 -0.125 0.125 4.13 6.01 3.73 5.42 22.21 27.64 95 1.675 0.5 0.375 8.84 7.98 35.61 99 2.040 0.75 0.625 10.76 9.71 45.32 Graphic Phi Parameters Inman Folk & Ward 1 0.875 18.38 16.58 61.91 1.25 1.125 14.99 13.53 75.43 1952 1957 1.5 1.375 14.93 13.47 88.90 1.75 1.625 5.81 5.24 94.14 Mean 0.345 0.462 2 2.25 2.125 2.125 1.07 0.97 0.97 sfias 99.32 Standard Deviation 0.940 1.090 2.5 2.375 0 0.41 0.37 99.69 Skewness (1) -0.372 -0.447 2.75 2.625 0.14 0.13 99.82 Skewness (2) -1.136 3 2.875 0.06 0.05 99.87 Kurtosis 1.178 1.512 3.25 3.125 0.02 012 99.89 3.5 3.375 0.04 0.04 99.93 3.75 3.625 0.05 0.05 99.97 4 3.875 0.02 0.02 99.99 >4.0 4.25 0.01 0.01 100.00 Grain Size Distribution V -3 -L -1 u 1 L 3 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Oct 07 2020 Station BUX-28.2 Sample 3.3.6.3 Mean 0.641 mm STD 0.482 mm Skewness -0.973 USCS Wentworth SP Coarse Sand Medium Sand Poorly Sorted Poorly Graded Coarse Skewed Leptokur6c Total weight (gram) 111.81 % finer than 0.0625 mm (dry) 0.06 % gravel (dry) 0.00 % granule (dry) 8.38 CaCO3 27.5 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) (0 (0) (gram) 1 -3.165 Mean 0.642 0.641 -0 a A 5 -3.5 0.00 0.00 0.00 tloo 0.00 0.00 5 -1.710 Standard Deviation 1.973 0.482 -2 -2.5 3.35 3.70 3.00 i6 -0.490 Skewness -0.973 -1.5 -1.75 1.90 4.70 25 0.000 Kurtosis 4.074 -1 -1.25 4.12 3.68 3.68 8.38 Dispersion -0.75 -0.875 2.37 2.12 10.50 50 0.745 Standard Deviation -0.5 -0.625 3.93 3.51 14.01 75 1.235 Deviation from Normal -0.25 -0.375 4.05 3.12 17.64 84 1.420 0 0.25 -0.125 0.125 5.02 6.49 4.49 5." 22.13 27.93 95 1.810 0.5 0.375 8.17 7.31 35.24 99 2.290 0.75 0.625 9.34 8.35 43.59 Graphic Phi Parameters Inman Folk & Ward 1 0.875 14.84 13.27 56sit 1.25 1.125 13.22 11.82 68.69 1952 1957 1.5 1.375 15.73 14.07 82.76 1.75 1.625 166 6.85 89.61 Mean 0.465 0.558 2 2.25 ta75 2.125 a.1a 1.92 z27 1.72 ss.ae 98.60 Standard Deviation 0.955 1.011 2.5 2.375 0.68 0.61 s9.2o Skewness (1) -0.293 -0.344 2.75 2.625 0.31 0.28 99.48 Skewness (2) -0.728 3 2.875 0.22 0.20 99.68 Kurtosis 0.843 1.168 3.25 3.125 0.08 0.07 99.75 3.5 3.375 0.08 0.07 99.82 3.75 3.625 0.09 0.08 99.90 4 3.875 0.04 0.04 99.94 >4.0 4.25 0.07 0.06 100.00 Grain Size Distribution Grain Size (mm) 1. -J -L -1 u 1 L S 4 Grain Size (�) Project 2403-M Location Buxton, NC Date Oct 07 2020 Station BUX-29.1 Sample 0-2.0 Mean 0.367 mm STD 0.572 mm Skewness -1.304 USCS Wentworth SP Medium Sand Fine Sand Moderately Sorted Poorly Graded Strongly Coarse Skewed Leptokur6c Total weight (gram) 109.92 % finer than 0.0625 mm (dry) 0.02 % gravel (dry) 0.00 % granule (dry) 2.61 CaCO3 7.7 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) (0 (0) (gram) 1 -1.560 Mean 1.446 0.367 -0 -0.5 0.00 0.00 0.00 5 -0.415 Standard Deviation 0.300.572 3 -3.5 0.00 0.00 0.00 Skewness -1.04 -2 -1.5 -2.5 -1.75 000 0.00 0.00 0.00 0.00 0.00 i6 0.705 Kurtosis 5A02 -1 -1.25 2.87 2.00 2.61 25 1.005 Dispersion -0.75 -0.875 0.76 0.69 3.30 so 1.490 Standard Deviation -0.5 -0.625 1.10 1.00 4.30 75 1.815 Deviation from Normal -0.25 -0.375 0.92 0.84 5.14 84 1.950 0 0.25 -0.125 0.125 1.32 1.77 1.20 1.61 6.34 7.95 95 2.305 0.5 0.375 2.60 2.37 10.32 99 2.785 0.75 0.625 3.68 3.35 13.66 Graphic Phi Parameters Inman Folk & Ward 1 0.875 7.91 7.20 20.86 1.25 1.125 8.89 8.09 28.95 1952 1957 1.5 1.375 16.68 15.17 44.12 1.75 1.625 14.24 12.95 57.08 Mean 1.328 1.382 2 z3.7o eo.78 Standard Deviation 0.623 0.723 2.25 2.5 2.125 2.125 2.375 11.os 11.59 5.60 10.54 5.09 91.32 96.42 Skewness (1) -0.261 -0.331 2.75 2.625 2.09 1.90 98.32 Skewness (2) -0.876 3 2.875 1.16 1.06 99.37 Kurtosis 1.185 1.376 3.25 3.125 0.31 0.2it 99.65 3.5 3.375 0.19 0.17 99.83 3.75 3.625 0.13 0.12 99.95 4 3.875 0.04 0.04 99.98 >4.0 4.25 0.02 0.02 100.00 Project 2403-M Location Buxton, NC Date Oct 07 2020 Station BUX-29.2 Sample 2.0.4.1 Mean 0.426 mm STD 0.496 mm Skewness -1.646 USCS Wentworth SP Medium Sand Medium Sand Poorly Sorted Poorly Graded Strongly Coarse Skewed Leptokur6c Total weight (gram) 105.29 % finer than 0.0625 mm (dry) 0.01 % gravel (dry) 0.69 % granule (dry) 3.26 CaCO3 15.2 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) W (0) (gram) 1 -3.175 Mean 1.233 0.426 -0 -0.5 0.00 0.00 0.00 5 -6.615 Standard Deviation 1.012 0.496 3 -3.5 0.73 0.69 0.69 Skewness -1.646 -2 -1.5 -1.75 17: 0.99 1.19 0.94 1.13 2.76 2.76 16 0.350 Kurtosis 7.275 -1 -t25 1.25 t1s ass 25 0.725 Dispersion -0.75 -0.875 0.81 0.77 4.72 so t2s5 Standard Deviation -0.5 -0.625 1.27 1.217 5.93 75 1.76o Deviation from Normal -0.25 -0.375 1.55 1.47 7.40 84 1.900 0 0.25 -0.125 0.125 2.32 3.19 2.20 3.03 9.60 12.63 95 2.295 0.5 0.375 3.96 3.76 16.39 99 2.765 0.75 0.625 5.19 4.93 21.32 Graphic Phi Parameters Inman Folk & Ward 1 0.875 9.87 9.37 30.70 1.25 1.125 10.02 9.52 40.21 1952 1957 1.5 1.375 15.37 14.60 54.81 1.75 1.625 11.33 10.76 65.57 Mean 1.125 1.182 2 2..5 1.875 2.375 18.97 8.97 17.56 8.526 83.13 91.65 Standard Deviation 0.775 0.859 2.5 2.375 5.12 4.86 96.51 Skewness (1) -0.219 -0.288 2.75 2.625 2.01 1.91 98.42 Skewness (2) -0.716 3 2.875 1.07 1.02 99.44 Kurtosis 1.006 1.231 3.25 3.125 0.24 0.23 99.67 3.5 3.375 0.15 0.14 99.81 3.75 3.625 0.12 0.11 99.92 4 3.875 0.07 0.07 99.99 >4.0 4.25 0.01 0.01 100.00 Grain Size Distribution Grain Size (mm) 1. -J -L -1 u 1 L S 4 Grain Size (�) Project 2403-M Location Buxton, NC Date Oct 07 2020 Station BUX-29.3 Sample 4.1.5.0 Mean 0.097 mm STD 0.553 mm Skewness -1.263 USCS Wentworth SM Very Fine Sand Fine Sand Moderately Sorted Poorly Graded Coarse Skewed Leptokur6c Total weight (gram) 107.76 %fner than 0.0625 mm (dry) 22.11 % gravel (dry) 0.00 % granule (dry) 0.08 CaCO3 7.0 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) W (0) (gram) 1 0.665 Mean 3.367 0.097 -0 -0.5 0.00 0.00 0.00 5 1.675 Standard Deviation 0.854 0.553 a J.5 0.00 o.o9 0.00 Skewness -1.263 -2 -1.5 -2.5 -1.75 0.00 0.00 0.00 0.00 0.00 0.00 16 2.360 Kurtosis 4.891 -1 -1.25 0.09 0.08 0.08 25 2.715 Dispersion -0.75 -0.875 0.07 0.06 0.15 50 3.515 Standard Deviation -0.5 -0.625 O.Oa 0.07 0.22 75 3.840 Deviation from Normal -0.25 -0.375 0.07 0.06 0.29 84 3.980 0 0.25 -0.125 0.125 0.12 0.15 0.11 0.14 0.40 0.54 95 4.000 0.5 0.375 0.17 0.16 0.70 99 4.000 0.75 0.625 0.25 0.23 0.93 Graphic Phi Parameters Inman Folk & Ward 1 0.875 0.47 0.44 1.36 1.25 1.125 0.76 0.71 2.07 1952 1957 1.5 1.375 1.26 1.17 3.24 1.75 1.625 1.01 0.94 4.18 Mean 3.170 3.285 2 4.39 4lig 8.25 Standard Deviation 0.810 0.757 2..5 2.5 2.125 2.375 2.375 3.98 4.69 3.35 4.35 94 16.30 16.30 Skewness (1) -0.426 -0.504 2.75 2.625 6.40 5.94 22.23 Skewness (2) -0.836 3 2.875 8.32 7.72 29.96 Kurtosis 0.435 0.847 3.25 3.125 5.40 5.01 34.97 3.5 3.375 1.49 6.95 41.92 3.75 3.625 15.68 14.55 56.47 4 3.875 23.08 21.42 77.89 >4.0 4.25 23.83 22.11 100.00 Grain Size Distribution Grain Size Distribution V -3 -L -1 U 1 L 3 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Oct 072020 Station BUX-30.1 Sample 0-1.9 Mean 0.510 mm STD 0.608 mm Skewness -0.779 USCS Wentworth SP Coarse Sand Medium Sand Moderately Sorted Poorly Graded Coarse Skewed Leptokur6c Total weight (gram) 105.28 finer than 0.0625 mm (dry) 0.01 % gravel (dry) 0.00 granule (dry) 2.13 CaCO3 16.0 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) (0 (0) (gram) 1 -1.515 Mean 0.972 0.510 -0 -0.5 0.00 0.00 0.00 5 _0590 Standard Deviation 0.70.608 3 -3.5 0.00 o.00 0.00 Skewness -0.779 79 -2 -1.5 -2.5 -1.75 0.00 0.00 0.00 0.00 0.00 0.00 i6 0.200 Kurtosis 4.359 -1 -1.25 2.24 2.13 2.13 25 0.500 Dispersion -0.75 -0.875 0.92 0.87 3.00 50 0.955 Standard Deviation -0.5 -0.625 1.82 1.73 4.73 75 1.305 Deviation from Normal -0.25 -0.375 1.98 1.88 6.61 84 1.475 0 0.25 -0.125 0.125 2.95 4.85 2.80 4.61 9.41 14.02 95 1.800 0.5 0.375 7.17 6.81 20.83 88 2.145 0.75 0.625 8.95 8.50 29.33 Graphic Phi Parameters Inman Folk & Ward 1 0.875 s.64 5.81 45.14 1.25 1.125 16.38 15.56 60.70 1952 1957 1.5 1.375 20.74 19.70 80.40 1.75 1.625 9.43 8.96 89.35 Mean 0.837 0.877 2 8.a2 s87.96 Standard Deviation 0.638 0.681 2.25 2.5 2.125 2.125 2.375 1.68 1.68 0.48 1.60 0.46 98.96 99.42 Skewness (1) -0.184 -0.239 2.75 2.625 0.16 0.15 99.57 Skewness (2) -0.549 3 2.875 0.10 0.09 99.67 Kurtosis 0.875 1.217 3.25 3.125 0.07 0X 99.73 3.5 3.375 0.14 0.13 99.87 3.75 3.625 0.10 0.09 99.9fi 4 3.875 0.03 0.03 99.99 >4.0 4.25 0.01 0.01 100.00 Grain Size Distribution Grain Size (mm) 10016 8 4 2 1 0.5 0.25 0.125 0.0625 Project 2403-M Location Buxton, NC 90..; Date Oct 07 2020 80 Station BUX-30.2 Sample 1.9.2.5 70..,. , Mean 0.218 mm 60 - STD 0.330 mm o> 50 Skewness -0.589 40.. _.. _... USCS Wentworth 30 ..:. SP Fine Sand Fine Sand Poorly Sorted 20 .. ; ..... i.. i...... ... .. ..... ..................... Poorly Graded Skewed Coarse Mesokurtic 10 ..... .............. ....... . . Total weight (gram) 107.81 L %fner than 0.0625 mm (dry) 20.55 0 -4 -3 -2 -1 0 1 2 3 4 % gravel (dry) 0.00 Grain Size (�) % granule (dry) 4.32 CaCO3 16.1 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) (0 (0) (gram) 1 1.975 Mean 2.196 0.218 -0 -0.5 0.00 0.00 0.00 5 -0.940 Standard Deviation 0.330 a -3.5 0.00 o.o0 0.00 Skewness 0 58 -0.589 -2 -1.5 -2.5 -1.75 2.05 0.83 1.90 0.77 1.90 2.67 i6 0.710 Kurtosis 3.200 -1 -1.25 1.78 1.65 4.32 25 1.260 Dispersion -0.75 -0.875 0.88 0.82 5.14 50 1.930 Standard Deviation -0.5 -0.625 1.43 1.33 6.47 75 3.610 Deviation from Normal -0.25 -0.375 1.29 1.20 7.66 84 3.960 0 0.25 -0.125 0.125 1.62 1.85 1.50 1.72 9.16 10.88 95 4.000 0.5 0.375 2.08 1.93 12.81 88 4.000 0.75 0.625 2.28 2.11 14.92 Graphic Phi Parameters Inman Folk & Ward 1 0.875 3.45 3.zo 18.12 1.25 1.125 3.90 3.62 21.74 1952 1957 1.5 1.375 6.48 6.01 27.75 1.75 1.625 6.28 5.83 33.58 Mean 2.335 2.200 2 15.48 14.to 47.94 Standard Deviation 1.625 1.561 2..5 2.5 2.125 2.375 2.375 9.81 5.83 9.10 5.41 57.04 62.44 Skewness (1) 0.249 0.044 2.75 2.625 2.97 2.75 65.20 Skewness (2) -0.246 3 2.875 2.6a 2.49 67.68 Kurtosis 0.520 0.862 3.25 3.125 1.85 1.72 65.40 3.5 3.375 2.65 2.46 71.86 3.75 3.625 3.59 3.33 75.19 4 3.875 4.60 4.27 79.45 >4.0 4.25 22.15 20.55 100.00 1 -3 -Z -1 U 1 Z 3 4 Grain Size (�) Project 2403-M Location Buxton, NC Date Oct 072020 Station BUX-31.1 Sample 0-1.9 Mean 0.235 mm STD 0.682 mm Skewness -0.319 USCS Wentworth SP Fine Sand Fine Sand Moderately Well Sorted Poorly Graded Symmetrical Leptokur6c Total weight (gram) 109.53 finer than 0.0625 mm (dry) 0.11 % gravel (dry) 0.00 granule (dry) 0.10 CaCO3 4.3 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) W (0) (gram) 1 0.335 Mean 2.092 0.235 -0 -0.5 0.00 0.00 0.00 5 1.145 Standard Deviation 0.553 0.682 a J.5 0.00 o.00 0.00 Skewness -0.319 -2 .1.5 -2.5 -1.75 0.00 0.00 0.00 0.00 0.00 0.00 16 1.555 Kurtosis 6.937 -1 -1.25 0.11 0.10 0.10 25 i.fi95 695 Dispersio n -0.75 -0.875 0.04 0.04 0.14 so 1. Standard Deviation -0.5 -0.625 0.12 0.11 0.25 75 2.255 Deviation from Normal -0.25 -0.375 0.12 0.11 0.36 84 2.380 0 0.25 -0.125 0.125 0.16 0.26 0.15 0.24 0.50 0.74 95 2.860 0.5 0.375 0.34 0.31 1.05 88 3.540 0.75 0.625 0.48 0.44 1.49 Graphic Phi Parameters Inman Folk & Ward 1 0.875 1.19 1.09 2.57 1.25 1.125 2.12 1.94 4.51 1952 1957 1.5 1.375 6.13 5.60 10.11 1.75 1.625 a.85 8.08 18.19 Mean 1.968 1.962 2 2.25 2.125 2.125 27.4s 24.12 25.10 22.51 4328 .31 65.31 Standard Deviation 0.412 0.466 2.5 2.375 2027. 18.51 83.81 Skewness (1) 0.042 0.052 2.75 2.625 8.27 7.55 91.36 Skewness (2) 0.127 3 2.875 4.25 3.88 96.24 Kurtosis 1.079 1.255 3.25 3.125 1.73 1.58 96.82 3.5 3.375 1.1997.91 3.75 3.625 1.82 i.fifi 99.57 4 3.875 0.35 0.32 99.89 >4.0 4.25 0.12 0.11 100.00 Grain Size Distribution Grain Size (mm) 1. -3 -L -1 U 1 L 3 4 Grain Size (�) Project 2403-M Location Buxton, NC Date Oct 07 2020 Station BUX-31.2 Sample 1.9.2.9 Mean 0.124 mm STD 0.449 mm Skewness -1.007 USCS Wentworth SP-SM Very Fine Sand Fine Sand Poorly Sorted Poorly Graded Coarse Skewed Leptokur6c Total weight (gram) 106.25 %fner than 0.0625 mm (dry) 27.14 % gravel (dry) 0.00 granule (dry) 0.31 CaCO3 13.0 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) W (0) (gram) 1 -0.680 Mean 3.011 0.124 -0 -0.5 0.00 0.00 0.00 5 0.465 Standard Deviation 1.154 0.449 a J.5 0.00 o.00 0.00 Skewness -1.007 -2 .1.5 -2.5 -1.75 0.00 0.00 0.00 0.00 0.00 0.00 i6 1.925 Kurtosis 3.969 -1 -1.25 0.33 0.31 0.31 25 2.320 Dispersion -0.75 -0.875 0.22 0.21 0.52 50 2.855 Standard Deviation -0.5 -0.625 0.66 0.62 1.14 75 3.905 Deviation from Normal -0.25 -0.375 0.67 0.fi3 1.77 84 4.000 0 0.25 -0.125 0.125 0.84 1.10 0.79 1.04 2.56 3.60 95 4.000 0.5 .375 0.625 1.12 1.05 4.65 88 4.000 0.75 0 1.01 0.95 5.60 Graphic Phi Parameters Inman Folk & Ward 1 0.875 1.23 1.16 6.76 1.25 1.125 1.12 1.05 7.81 1952 1957 1.5 1.375 1.62 1.52 9.34 1.75 1.625 1.38 1.30 10.64 Mean 2.962 2.927 2 2.25 11 2.125 4.72 5.09 4.44 4.79 15.08 19.87 Standard Deviation 1.038 1.054 2.5 2.375 7.05 6.fi4 26.50 Skewness (1) 0.104 -0.124 2.75 2.625 13.44 12.65 39.15 Skewness (2) -0.600 3 2.875 12.44 11.71 50.86 Kurtosis 0.704 0.914 3.25 3.125 4.45 4.19 55.05 3.5 3.375 4.18 3.93 58.98 3.75 3.625 7.31 6.88 65.86 4 3.875 7.43 6.99 72.86 >4.0 4.25 28.84 27.14 100.00 Grain Size Distribution V -3 -L -1 u 1 L 3 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Apr 06 2021 Station BUX-35.1 Sample 0.2.3 Mean 0.582 mm STD 0.528 mm Skewness 0.774 USCS Wentworth SP Coarse Sand Medium Sand Moderately Sorted Poorly Graded Fine Skewed Leptokur6c Total weight (gram) 103.10 % finer than 0.0625 mm (dry) 0.93 % gravel (dry) 0.00 % granule (dry) 4.06 CaCO3 25.2 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) (0 (0) (gram) 1 -1.625 Mean 0.780 0.582 -0 -0.5 0.00 0.00 0.00 5 _0995 Standard Deviation 0.922 0.528 3 -3.5 0.00 o.00 0.00 Skewness 0.774Kurtosis 2 -1.5 2.6 -1.75 0.00 0.00 0.06 0.00 0.06 16 -0.065 &875 -1 -1.25 4.1s 4.006 4.6s a.os 25 0.280 Dispersion -0.75 -0.875 1.42 1.38 5.44 so o.sss Standard Deviation -0.5 -0.625 2.75 2.s7 a.11 75 0.990 Deviation from Normal -0.25 -0.375 2..2.45 10.56 84 1.145 0 0.25 -0.125 0.125 4.39 4.94 4.26 4.79 14.82 19.61 95 2.445 0.5 0.375 8.91 8.64 28.25 99 3.830 0.75 0.625 18.91 18.34 46.60 Graphic Phi Parameters Inman Folk & Ward 1 o.s75 21.% 21.07 67.:a 1125 1.125 16.32 15.83 83.49 1952 1957 1.5 1.375 6.83 6.62 90.12 1.75 1.625 1.23 1.19 91.31 Mean 0.540 0.582 2 1.875 2.21 2.14 94..41 Standard Deviation 0.605 0.824 2. 2..5 5 2.125 2.375 0.78 0.63 0"9 O.fii 94.82 Skewness (1) -0.207 -0.086 2.75 2.625 0.64 0.62 95.44 Skewness (2) 0.099 3 2.875 0.47 0.46 9s.90 Kurtosis 1.843 1.986 3.25 3.125 0.92 0.1 96.79 3.5 3.375 1.17 1.13 97.92 3.75 3.625 0.77 0.75 98.67 4 3.875 0.41 0.40 99.07 >4.0 4.25 0.96 0.93 100.00 Grain Size Distribution Grain Size (mm) 1. -J -L -1 u 1 L S 4 Grain Size (�) Project 2403-M Location Buxton, NC Date Apr 06 2021 Station BUX-35.2 Sample 2.3.4.6 Mean 0.367 mm STD 0.476 mm Skewness -0.105 USCS Wentworth SP Medium Sand Fine Sand Poorly Sorted Poorly Graded Symmetrical Mesokurtic Total weight (gram) 104.75 % finer than 0.0625 mm (dry) 2.28 % gravel (dry) 0.00 % granule (dry) 3.15 CaCO3 18.1 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) (0 (0) (gram) 1 -1.590 Mean 1.446 0.367 -0 a -0.5 -3.5 0.00 0.00 0.00 0.00 0.00 0.00 5 -0.670 Standard Deviation 0.476 -2 -2.5 0.00 0.00 0.00 i6 0.425 Skewness 0 105 -0.105 -1.5 -1.75 0.00 0.00 0.00 25 0.705 Kunosis 3.653 -1 -1.25 3.30 3.15 3.16 Dispersion -0.75 -0.875 0.78 0.74 3.89 50 1.305 Standard Deviation -0.5 -0.625 1.40 1.34 5.23 75 2.000 Deviation from Normal -0.25 -0.375 1.25 1.19 6.42 84 2.260 0 0.25 -0.125 0.125 2.09 2.30 2.00 2.20 8.42 10.62 95 3.060 0.5 0.375 4.14 3.95 14.57 99 4.000 0.75 0.625 7.86 7.50 2207. Graphic Phi Parameters Inman Folk & Ward 1 0.875 9.64 9.20 31.27 1.25 1.125 11.57 11.05 42.32 1952 1957 1.5 1.375 11.03 10.53 52.85 1.75 1.625 5.89 5.62 58.47 Mean 1.342 1.330 2 1.875 izsa 1Ls5 70.42 Standard Deviation 0.917 1.024 2.25 2.5 2.125 2.375 9.59 8.50 9.16 8.11 79.58 87.69 Skewness (1) 0.041 -0.009 2.75 2.625 5.65 5.39 93.09 Skewness (2) -0.120 3 2.875 1.23 1.17 94.26 Kurtosis 1.033 1.180 3.25 3.125 1.04 0.99 95.26 3.5 3.375 1.23 1.17 96.43 3.75 3.625 0.a3 0.79 97.22 4 3.875 0.52 0.50 97.72 >4.0 4.25 2.39 2.28 100.00 Project 2403-M Location Buxton, NC Date Apr 06 2021 Station BUX-35.3 Sample 4.6.10 Mean 0.229 mm STD 0.669 mm Skewness -1.611 USCS Wentworth SP Fine Sand Fine Sand Moderately Well Sorted Poorly Graded Strongly Coarse Skewed Very Leptokur6c Total weight (gram) 102.46 % finer than 0.0625 mm (dry) 0.00 % gravel (dry) 0.00 % granule (dry) 0.22 CaCO3 3.3 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) W (0) (gram) 1 0.025 Mean 2.128 0.229 -0 -0.5 0.00 0.00 0.00 5 0.920 Standard Deviation 0.580 0.669 a J.5 0.00 o.00 0.00 Skewness Skewness -1.611 -2 -1.5 -2.5 -1.75 0.00 0.00 0.00 0.00 0.00 0.00 i6 1.545 Kurtosisy5 7.774 -1 -1.25 0.23 0.22 0.22 1.740 Dispersion -0.75 -0.875 0.15 0.15 0.37 so 2.740 Standard Deviation -0.5 -0.625 0.14 0.14 0.51 75 2.405 Deviation from Normal -0.25 -0.375 0.14 0.14 0.64 84 2.510 0 0.25 -0.125 0.125 0.21 0.26 0.20 0.25 0.85 1.10 95 2.690 0.5 0.375 0.50 0.49 1.59 99 2.890 0.75 0.625 1.16 1.13 2.72 Graphic Phi Parameters Inman Folk & Ward 1 0.57s .77 1.73 4.45 1.25 1.125 3.02 2.95 7.40 1952 1957 1.5 1.375 5.57 5.44 12.83 1.75 1.625 4.81 4.69 17.53 Mean 2.027 2.058 2 2..5 2.125 2.375 17A 1701 17.03 33.47 Standard Deviation 0.482 0.509 2.5 2.375 22.35 22.35 21.81 72.28 72.28 Skewness (1) -0.192 -0.274 2.75 2.625 21.83 21.31 93.59 Skewness (2) -0.653 3 2.875 5.49 5.36 98.95 Kurtosis 0.834 1.091 3.25 3.125 0.86 0." 99.79 3.5 3.375 0.15 0.15 99.93 3.75 3.625 0.05 0.05 99. 4 3.875 0.02 .02 000 100.98 >4.0 4.25 0.00 0.00 100.00 Grain Size Distribution Grain Size (mm) 1. -J -L -1 u 1 L S 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Apr 06 2021 Station BUX-36.1 Sample 0-6.2 Mean 0.268 mm STD 0.417 mm Skewness -0.898 USCS Wentworth SP Medium Sand Fine Sand Poorly Sorted Poorly Graded Coarse Skewed Mesokurtic Total weight (gram) 100.46 % finer than 0.0625 mm (dry) 2.54 % gravel (dry) 0.00 % granule (dry) 4.92 CaCO3 9.6 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) W (0) (gram) 1 -1.650 Mean 1.899 0.268 -0 a -0.5 J.5 0.00 0.00 0.00 o.00 0.00 0.00 5 -1.225 Standard Deviation 1.262 0.417 -2 -2.s o.00 0.96 0.00 16 o.5s0 Skewness -0.898 -1.5 -1.75 0.00 0.00 0.00 25 1.155 Kurtosis 3.358 -1 -1.25 4.94 4.92 492 Dispersion -0.75 -0.875 1.18 1.17 6.09 50 2.100 Standard Deviation -0.5 -0.625 1s 1.67 7.76 75 2.660 Deviation from Normal -0.25 -0.375 1.29 1.28 9.05 84 2.810 0 0.25 -0.125 0.125 1.72 1.42 1.71 1.41 10.76 12.17 95 3.190 0.5 0.375 1.58 1.57 13.75 99 4.000 0.75 0.625 2.63 2.62 16.36 Graphic Phi Parameters Inman Folk & Ward 1 0s7s 3.1s 3.18 s.54 1.25 1.125 4.57 4.55 24.09 1952 1957 1.5 1.375 7.07 7.04 31.13 1.75 1.625 4.66 4.64 35.77 Mean 1.700 1.833 2 2..5 2.675 2.375 9.6o 5.55 9.56 5.52 45a2 50.56 Standard Deviation 1.110 1.224 2.5 2.375 5.55 5.52 56.08 Skewness (1) -0.360 -0.433 2.75 2.625 16.83 16.75 72.83 Skewness (2) -1.007 3 2.875 15.30 15.23 88.06 Kurtosis 0.989 1.202 3.25 3.125 6.58 6.55 94.61 3.5 3.375 1.53 1.52 96.14 3.75 3.625 0.71 0.71 96.84 4 3.875 0.62 0.62 97.46 >4.0 4.25 2.55 2.54 100.00 Grain Size Distribution Grain Size Distribution 1 -3 -Z -1 u 1 Z 3 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Apr 06 2021 Station BUX-36.2 Sample 6.2.8.4 Mean 0.168 mm STD 0.387 mm Skewness -0.190 USCS Wentworth SP-SM Fine Sand Fine Sand Poorly Sorted Poorly Graded Symmetrical Plalykurtic Total weight (gram) 100.88 %finer than 0.0625 mm (dry) 25.50 % gravel (dry) 0.00 % granule (dry) 0.06 CaCO3 20.4 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) (0 (0) (gram) 1 -0.535 Mean 2.572 0.168 -0 -0.5 0.00 0.00 0.00 5 0.215 Standard Deviation 1.190 0.387 -3 -3.5 0.00 0.00 0.00 Skewness -0.190 -2 -1.1 -2.5 -1.75 0.00 0.00 0.00 0.00 0.00 0.00 16 1.025 Kurtosis 1.875 -1 -1.25 0.06 0.06 0.06 y5 1.375 Dispersion -0.75 -0.875 0.14 0.14 0.20 so 2,p45 Standard Deviation -0.5 -0.625 0.59 0.58 0.78 75 3.880 Deviation from Normal -0.25 -0.375 0.62 011 1.40 84 4.000 0 0.25 -0.125 0.125 1.35 1.51 1.34 1.5o 274 4.23 95 4.000 0.5 0.375 2.16 2.14 6.37 99 4.000 0.75 0.625 3.21 3.18 9.56 Graphic Phi Parameters Inman Folk & Ward 1 0.875 s.6e "2 13.17 1.25 1.125 4.75 4.71 17.88 1952 1957 1.5 1.375 7.15 7.09 24.97 1.75 1.625 5.64 5.59 30.56 Mean 2.513 2.423 2 10.39 10.80 40.86 Standard Deviation 1.488 1.317 2..5 2.5 2.125 2.375 2.375 5.15 5.15 5.11 5.11 4759 52.70 52.70 Skewness (1) 0.180 0.054 2.75 2.625 3.59 3.56 56.25 Skewness (2) -0.092 3 2.875 2.11 2.09 58.35 Kurtosis 0.272 0.619 3.25 3.125 2.06 2.04 60.39 3.5 3.375 3.22 3.19 63.58 3.75 3.625 4.27 4.23 67.at 4 3.875 6.75 6.69 74.50 >4.0 4.25 25.72 25.50 100.00 Grain Size Distribution Grain Size (mm) 1. -3 -L -1 u 1 L 3 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Apr 06 2021 Station BUX-36.3 Sample 8.4.10 Mean 0.314 mm STD 0.524 mm Skewness -0.030 USCS Wentworth SP Medium Sand Fine Sand Moderately Sorted Poorly Graded Symmetrical Leptokur6c Total weight (gram) 104.99 %finer than 0.0625 mm (dry) 3.39 % gravel (dry) 0.00 % granule (dry) 1.72 CaCO3 4.3 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) (0 (0) (gram) 1 -1.460 Mean 1.672 0.314 -0 As 0.00 0.00 0.00 5 0.095 Standard Deviation 0.031 0.524 -3 -3.5 0.00 0.00 0.00 Skewness -0.030 -2 -1.1 -2.5 -1.75 0.00 0.00 0.00 0.00 0.00 0.72 15 o."0 Kurtosis 5A29 -1 -1.25 1.at 1.72 1.72 25 1 "0 Dispersion -0.75 -0.875 0.37 0.35 2.08 50 1sW Standard Deviation -0.5 -0.625 0.55 0.52 2.60 75 2.010 Deviation from Normal -0.25 -0.375 0.46 0.44 3.04 84 2.240 0 0.25 -0.125 0.125 0.94 1.26 0.90 1.20 3.93 5.13 95 3.065 0.5 0.375 2.50 2A 7.52 99 4.000 0.75 0.625 4.87 4.64 12.15 Graphic Phi Parameters Inman Folk & Ward 1 0.875 6.1a 5.89 1E.04 1125 1.125 8.88 8.46 26.50 1952 1957 1.5 1.375 13.97 13.31 39.80 1.75 1.625 11.38 10.84 50.64 Mean 1.515 1.547 2 2.25 1.875 2.125 19.07 11.89 18.16 11.2 3 s8.81 80.13 Standard Deviation 0.725 0.813 2.5 2.375 8 8.31 88.44 Skewness (1) -0.131 -0.076 2.75 2.625 5.03.72 4.79 93.23 Skewness (2) -0.041 3 2.875 1.33 1.27 94.49 Kurtosis 1.048 1.309 3.25 3.125 0.70 0.67 95.16 3.5 3.375 0.57 0.54 95.70 3.75 3.625 0.46 0.44 96.14 4 3.875 0.49 0.47 96.61 >4.0 4.25 3.56 3.39 100.00 1 -3 -Z -1 u 1 Z 3 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Apr 06 2021 Station BUX-37.1 Sample 0-3.0 Mean 0.493 mm STD 0.273 mm Skewness -0.796 USCS Wentworth SP Medium Sand Medium Sand Poorly Sorted Poorly Graded Coarse Skewed Mesokurtic Total weight (gram) 109.36 %finer than 0.0625 mm (dry) 1.76 % gravel (dry) 2.66 % granule (dry) 15.54 CaCO3 11.2 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) W (0) (gram) 1 4.125 Mean 1.021 0.493 -0 4.5 0.00 0.00 0.00 5 -3.230 Standard Deviation 1.874 0.273 -3 -3.5 2.91 2.66 2.66 Skewness -0.796 -2 -1.5 -2.5 -1.25 3.68 3.89 3.37 3.56 184.65 14.21 16 -1.560 Kurtosis 2.722 -1 -1.25 3.22 3.03 y5 0.300 Dispersion -0.75 -0.875 2.22 2.03 20.24 20.24 so 1.585 Standard Deviation -0.5 -0.625 2.63 2.40 22.64 75 2.150 Deviation from Normal -0.25 -0.375 1.93 1.16 24.41 84 2.425 0 0.25 -0.125 0.125 2.11 1.63 1.93 1.49 26.34 27.83 95 3.380 0.5 0.375 2.00 1.83 29.65 99 4.000 0.75 0.625 3.05 2.79 32.44 Graphic Phi Parameters Inman Folk & Ward 1 0.875 3.41 3.12 35.56 1.25 1.125 4.53 4.14 39.70 1952 1957 1.5 1.375 6.57 6.01 45.71 1.75 1.625 5.64 5.15 50.87 Mean 0.432 0.817 2 2.25 1s75 2.125 14.05 11.50 12.a5 10.52 s3.72 74.23 Standard Deviation 1.992 1.998 2.5 2.375 9.22 8.43 82.66 Skewness (1) -0.578 -0.518 2.75 2.625 7.45 6.81 89.48 Skewness (2) -0.758 3 2.875 3.28 3.00 92.47 Kurtosis 0.659 1.106 3.25 3.125 1.36 1.24 93.72 3.5 3.375 1.35 .23 166 94.95 3.75 3.625 1.82 96.fi2 4 3.875 1.77 i.62 98.24 >4.0 4.25 1.93 1.76 100.00 Grain Size Distribution Grain Size (mm) 1. -3 -L -1 u 1 L 3 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Apr 06 2021 Station BUX-37.2 Sample 3.0.7.0 Mean 1.835 mm STD 0.224 mm Skewness 0.324 USCS Wentworth SW Very Coarse Sand Medium Sand Very Poorly Sorted Well Graded Symmetrical Plalykurtic Total weight (gram) 105.46 %finer than 0.0625 mm (dry) 0.57 % gravel (dry) 17.13 % granule (dry) 34.28 CaCO3 39.5 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) W (0) (gram) 1 4.500 Mean -0.876 1.835 -0 -0.5 5.49 5.21 5.21 5 4.500 Standard Deviation 2.157 0.224 J J.5 12.58 11.93 17.13 Skewness 0.324 -2 -2.5 1.15 18..81 16 -3.595 KunOsis 2.192 -1.5 -1.25 43.62 y5 .1.060 -1 -0.75 -1.25 -0.875 8.22 8.93 4.93 7.79 4.67 4.67 51.41 56.09 56.09 so -1.340 Dispersion Standard Deviation -0.5 -0.625 5.98 5.67 51.76 75 0.700 Deviation from Normal -0.25 -0.375 3.61 3.42 65.18 84 1.620 0 0.25 -0.125 0.125 3.83 2.01 3.63 1.91 68.81 70.72 95 2.760 0.5 0.375 1.66 1.57 72.29 99 3.555 0.75 0.625 2.15 2.04 74.33 Graphic Phi Parameters Inman Folk & Ward 1 0.875 2.32 2.20 76.53 1.25 1.125 2.91 2.76 79.29 1952 1957 1.5 1.375 3.28 3.11 82.40 1.75 1.625 1.73 1.64 84.04 Mean -0.987 -1.105 2 3.54 3.10 88.60 Standard Deviation 2.607 2.404 2..5 zs 2.125 2.375 2.375 1.64 tsa 1.59 t5s 88.20 so.2o Skewness (1) 0.135 0.132 2.75 2.625 3.45 3.27 93.47 Skewness (2) 0.180 3 2.875 2.95 2.80 96.26 Kurtosis 0.392 0.791 3.25 3.125 1.67 1.58 97.85 3.5 3.375 0.86 0.82 98.66 3.75 3.625 0.50 0.47 99.14 4 3.875 0.31 0.29 99.43 >4.0 4.25 0.60 0.57 100.00 Grain Size Distribution Grain Size Distribution 1 -3 -Z -1 U 1 Z 3 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Apr 06 2021 Station BUX-37.3 Sample 7.0.10 Mean 0.168 mm STD 0.387 mm Skewness -0.213 USCS Wentworth SP-SM Fine Sand Fine Sand Poorly Sorted Poorly Graded Symmetrical Plalykurtic Total weight (gram) 101.14 %finer than 0.0625 mm (dry) 25.02 % gravel (dry) 0.00 % granule (dry) 0.05 CaCO3 11.0 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) (0 (0) (gram) 1 -0.590 Mean 2.575 0.168 A a.5 0.00 0.90 0.00 5 0.205 Standard Deviation 1.213 0.387 3 -3.5 0.0o o.00 0.00 Skewness -0.213 -2 -1.5 -2.5 -1.75 000 0.00 0.09 0.00 0.00 0.00 1s 1.a3o Kurtosis 1.905 -1 -1.25 0.05 0.05 0.05 25 1.385 Dispersion -0.75 -0.875 0.18 0.18 0.23 so 2.265 Standard Deviation -0.5 -0.625 0.69 0.:8 0.91 75 3.875 Deviation from Normal -0.25 -0.375 0.64 O.fi3 1.54 84 4.000 0 0.25 -0.125 0.125 1.31 1.53 1.30 1.51 2.84 4.35 95 4.000 0.5 0.375 2.06 2A4 6.39 99 4.000 0.75 0.625 3.17 3.13 9.52 Graphic Phi Parameters Inman Folk & Ward 1 0.875 3.s2 3.58 13.10 1.25 1.125 4.69 4.fi4 17.74 1952 1957 1.5 1.375 7.14 7.06 24.80 1.75 1.625 5.54 5.48 30.27 Mean 2.515 2.432 2 2..5 1.875 2.375 10.41 6.68 10.25 6.ga 40.57 47.17 Standard Deviation 1.485 1.318 2.5 2.375 5.15 5.09 52.2fi Skewness (1) 0.168 0.041 2.75 2.525 3.58 3.54 55.80 Skewness (2) -0.109 3 2.875 2.01 1.99 57.79 Kurtosis 0.278 0.625 3.25 3.125 2.00 1.98 59.77 3.5 3.375 4.22 4.17 63.94 3.75 3.625 4.47 4.42 68.3fi 4 3.875 6.69 5.61 74.98 >4.0 4.25 25.31 25.02 100.00 Grain Size Distribution Grain Size (mm) 1. -3 -Z -1 U .1 Z 3 4 Grain Size (�) Project 2403-M Location Buxton, NC Date Apr 06 2021 Station BUX-38.1 Sample 0.5.6 Mean 0.574 mm STD 0.530 mm Skewness 0.822 USCS Wentworth SP Coarse Sand Medium Sand Moderately Sorted Poorly Graded Fine Skewed Leptokur6c Total weight (gram) 101.68 %finer than 0.0625 mm (dry) 0.90 % gravel (dry) 0.00 % granule (dry) 3.62 CaCO3 9.6 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) (0 (0) (gram) 1 -1.610 Mean 0.801 0.574 -0 As 0.00 0.00 0.00 5 -0.88o Standard Deviation 0.915 0.530 3 -3.5 0.00 0.00 0.00 Skewness 0.822 -2 -1.5 -2.5 -1.75 0.00 0.00 0.00 0.00 0.00 0.00 1s -0.015 Kurtosis &957 -1 -1.25 3.68 3.62 3.62 25 0.320 Dispersion -0.75 -0.875 1.42 1.40 5.02 50 0.670 Standard Deviation -0.5 -0.625 2.57 2.53 7.54 75 0.995 Deviation from Normal -0.25 -0.375 2.33 2.29 9.83 84 1.155 0 0.25 -0.125 0.125 4.19 4.64 4.12 4.56 13.96 18.52 95 2.535 0.5 0.375 8.55 8.41 26.93 99 3.815 0.75 0.625 19.43 19.11 46.04 Graphic Phi Parameters Inman Folk & Ward 1 0.875 21.65 21.29 57.33 1125 1.125 16.08 15.81 83.14 1952 1957 1.5 1.375 6.94 6.83 89.97 1.75 1.625 1.16 1.14 51.11 Mean 0.570 0.603 2 2..5 2.125 2 2: 2.23 0.63 2.19 0.:2 s330 .97 93.97 Standard Deviation 0.585 0.810 2.5 2.375 0.63 O.fi2 94.59 Skewness (1) -0.171 -0.039 2.75 2.525 0.66 0.65 95.24 Skewness (2) 0.269 3 2.875 0.42 0A 95.65 Kurtosis 1.919 2.073 3.25 3.125 1.02 1.00 96.66 3.5 3.375 1.22 1.20 97.86 3.75 3.625 0.87 0.86 98.71 4 3.875 0.39 0.38 99.10 >4.0 4.25 0.92 0.90 100.00 1 -3 -Z -1 U 1 Z 3 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Apr 06 2021 Station BUX-38.2 Sample 5.6.10 Mean 0.371 mm STD 0.477 mm Skewness -0.097 USCS Wentworth SP Medium Sand Fine Sand Poorly Sorted Poorly Graded Symmetrical Mesokurtic Total weight (gram) 103.48 %finer than 0.0625 mm (dry) 2.22 % gravel (dry) 0.00 % granule (dry) 3.23 CaCO3 13.6 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) W (0) (gram) 1 -1.595 Mean 1.431 0.371 -0 -0.5 0.00 0.00 0.00 5 -0.680 Standard Deviation 1.069 0.477 a J.5 0.00 o.00 0.00 Skewness -0.097 -2 -1.5 -2.5 -1.25 0.00 0.00 0.00 i6 0.415 Kurtosis 3.640 -1 -1.25 3.34 3.34 3.23 3.23 3.23 3.23 25 0.695 Dispersion -0.75 -0.875 0.74 0.72 3.94 50 1.285 Standard Deviation -0.5 -0.625 1.39 1.34 5.29 75 1.980 Deviation from Normal -0.25 -0.375 1.20 1.ifi 6.45 84 2.265 0 0.25 -0.125 0.125 2.19 2.39 2.12 2.31 8.56 10.87 95 3.035 0.5 0.375 4.08 3.94 14.81 99 4.000 0.75 0.625 7.88 7.61 22.43 Graphic Phi Parameters Inman Folk & Ward 1 0.875 9.72 9.39 31.82 1.25 1.125 11.68 11.29 43.11 1952 1957 1.5 1.375 11.03 10.66 53.77 1.75 1.625 5.97 5.77 59.54 Mean 1.340 1.322 2 2..5 1.875 2.375 1z.44 8.62 12.02 8.35 71.5s 79.91 Standard Deviation 0.925 1.025 z.s 2.375 7.sz 7.36 87.27 Skewness (1) 0.059 0.001 2.75 2.625 6.07 5.87 93.14 Skewness (2) -0.116 3 2.875 1.23 1.19 94.33 Kurtosis 1.008 1.185 3.25 3.125 1.10 1.06 95.39 3.5 3.375 1.33 1.29 96.68 3.75 3.625 0.75 0.72 97.40 4 3.875 0.39 0.38 97.78 >4.0 4.25 2.30 2.22 100.00 Grain Size Distribution Grain Size (mm) V -3 -Z -1 U .1 Z 3 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Apr 06 2021 Station BUX-39.1 Sample 0-6.0 Mean 0.579 mm STD 0.531 mm Skewness 0.771 USCS Wentworth SP Coarse Sand Medium Sand Moderately Sorted Poorly Graded Fine Skewed Leptokur6c Total weight (gram) 105.50 %finer than 0.0625 mm (dry) 0.94 % gravel (dry) 0.00 % granule (dry) 3.84 CaCO3 14.4 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) W (0) (gram) 1 -1.620 Mean 0.788 0.579 -0 -0.5 0.00 0.00 0.00 5 935 Standard Deviation 0.912 0.531 a J.5 0.00 o.00 0.00 Skewness 0.771 -2 -1.5 -2.s -1.75 0.00 0.00 0.69 0.00 0.00 0.00 18 -0.045 Kurtosis 5.963 -1 -1.25 4.05 3.84 3.84 25 0.290 Dispersion -0.75 -0.875 1.45 1.37 5.21 50 0.290 Standard Deviation -0.5 -0.625 2.83 2.fi8 7.90 75 1.000 Deviation from Normal -0.25 -0.375 2.54 2.41 10.30 84 1.140 0 0.25 -0.125 0.125 4.39 5.10 4.16 4.83 14.46 19.30 95 2.405 0.5 0.375 9.01 8.54 27.84 99 3.840 0.75 0.625 19.03 18.04 45.88 Graphic Phi Parameters Inman Folk & Ward 1 0.575 21.49 20.37 ss.25 1.25 1.125 18.37 17.41 83.66 1952 1957 1.5 1.375 6.94 6.58 90.24 1.75 1.625 1.29 1.22 91.46 Mean 0.548 0.590 2 2..5 L875 2.125 2.z6 0.87 2.13 0.82 s442 94.94 Standard Deviation 0.593 0.802 2.5 2.375 0.55 0.52 94.94 Skewness (1) -0.215 -0.090 2.75 2.625 0.59 0.56 95.50 Skewness (2) 0.101 3 2.875 0.50 0.47 95.97 Kurtosis 1.819 1.928 3.25 3.125 1.08 1.02 97.00 3.5 3.375 1.04 0.99 97.98 3.75 3.625 0.69 0.65 98.64 4 3.875 0.45 0.43 99.06 >4.0 4.25 0.99 0.94 100.00 Grain Size Distribution Grain Size Distribution 1 -3 -Z -1 u 1 Z 3 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Apr 06 2021 Station BUX-39.2 Sample 6.0.8.3 Mean 1.464 mm STD 0.233 mm Skewness 0.388 USCS Wentworth SP Very Coarse Sand Medium Sand Very Poorly Sorted Poorly Graded Symmetrical Plalykurtic Total weight (gram) 100.26 %finer than 0.0625 mm (dry) 1.12 % gravel (dry) 11.98 % granule (dry) 35.20 CaCO3 23.7 Class Limb Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) (0 (0) (gram) 1 d.415 Mean -0.550 1.464 -0 -0.5 0.00 0.00 0.00 5 A 085 Standard Deviation 2.388 0.233 a -3.5 2.01 11 11.98 Skewness -2 -2.5 18.01 17.96 29.94 16 -3.275 Kurtosis 2.077 2.077 .1.5 -1 -1.75 -1.25 9.23 8.05 9.21 8.03 39.15 47.18 25 -2.775 Dispersion -0.75 -0.875 3.96 3.95 51.13 50 -0.98o Standard Deviation -0.5 -0.625 5.61 5.60 5s.72 75 1.055 Deviation from Normal -0.25 -0.375 4.14 4.13 60.85 84 1.850 0 0.25 -0.125 0.125 3.94 2.14 3.93 2.13 64.78 66.92 95 2.920 0.5 0.375 1.56 1.56 68.47 99 3.915 0.75 0.625 2.23 2.22 70.70 Graphic Phi Parameters Inman Folk & Ward 1 0.875 2.37 2.36 73.Os 1125 1.125 2.72 2.71 75.77 1952 1957 1.5 1.375 3.16 3.15 78.92 1.75 1.625 2.27 2.26 81.19 Mean -0.712 -0.802 2 2.25 2.125 2.125 1.13 1.45 3.12 1.45 84.31 85.76 Standard Deviation 2.563 2.343 2.5 2.375 1.68 1.fi8 87.43 Skewness (1) 0.104 0.109 2.75 2.625 4.06 4.075 91.48 Skewness (2) 0.155 3 2.875 3.18 3.17 94.65 Kurtosis 0.367 0.750 3.25 3.125 1.88 1.88 96.53 3.5 3.375 1.16 1.16 97.69 3.75 3.625 0.85 0.85 98.53 4 3.875 0.35 0.35 98.88 >4.0 4.25 1.12 1.12 100.00 Grain Size Distribution Grain Size (mm) 1. -3 -Z -1 u .1 Z 3 4 Grain Size (�) Project 2403-M Location Buxton, NC Date Apr 06 2021 Station BUX-39.3 Sample 8.3.10 Mean 0.583 mm STD 0.529 mm Skewness 0.698 USCS Wentworth SP Coarse Sand Medium Sand Moderately Sorted Poorly Graded Fine Skewed Leptokur6c Total weight (gram) 104.27 %finer than 0.0625 mm (dry) 0.54 % gravel (dry) 0.00 % granule (dry) 3.88 CaCO3 8.2 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) (0 (0) (gram) 1 -1.620 Mean 0.778 0.583 -0 As 0.00 0.00 0.00 5 -0.955 Standard Deviation 0.919 0.529 a -3.5 0.00 0.00 0.00 Skewness 0.698 z -1.5 2.6 -1.75 0.00 0.00 0.00 0.00 0.00 0.00 15-01100 Kurtosis 5A09 -1 -1.25 4.05 3.88 3.88 255 25 0.255 Dispersion -0.75 -0.875 1.48 1.42 5.30 50 0.665 Standard Deviation -0.5 -0.625 2.90 2.78 8.08 75 0.995 Deviation from Normal -0.25 -0.375 2.54 2.44 10.52 84 1.170 0 0.25 -0.125 0.125 5.17 5.09 4.96 4.88 15.48 20.36 95 2.535 0.5 0.375 9.30 8.92 29.28 99 3.585 0.75 0.625 18.05 17.31 46.59 Graphic Phi Parameters Inman Folk & Ward 1 0.676 22.37 21.45 68.04 1.25 1.125 15.37 14.74 82.79 1952 1957 1.5 1.375 7.28 6.98 89.77 1.75 1.625 0.60 0.58 90.34 Mean 0.535 0.578 2 2..5 2.125 2.375 2.93 0.83 2.81 0.80 93.15 93.89 Standard Deviation 0.635 0.846 z.s 2.375 o.aa o.e0 sass Skewness (1) -0.205 -0.067 2.75 2.625 0.51 0.49 95.18 Skewness (2) 0.197 3 2.875 0.50 0.48 95.66 Kurtosis 1.748 1.933 3.25 3.125 1.32 1.27 96.92 3.5 3.375 1.58 1.52 98.44 3.75 3.625 0.70 0.fi7 99.11 4 3.875 0.37 0.35 99.46 >4.0 4.25 0.56 0.54 100.00 1 -3 -Z -1 u 1 Z 3 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Apr 06 2021 Station BUX-40.1 Sample 0-3.2 Mean 1.675 mm STD 0.270 mm Skewness 0.269 USCS Wentworth SW Very Coarse Sand Medium Sand Poorly Sorted Well Graded Symmetrical Platykurtic Total weight (gram) 101.29 % finer than 0.0625 mm (dry) -2.06 % gravel (dry) 12.40 % granule (dry) 36.20 CaCO3 24.1 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) W (0) (gram) 1 4.420 Mean -0.745 1.675 -0 -0.5 0.00 0.00 0.00 5 -4.090 Standard Deviation 1.889 0.270 -3 -1.5 12.56 12.40 12.40 Skewness 0.269 -2 -2.5 1.92 18..41 29.61 i6 -3.275 Kurtosis 1.867 -1.5 -1 -1.25 -1.25 8..12 1.12 9.99 38.61 25 -2.745 -0.75 -0.875 4.11 4.06 4.06 52.66 52.66 50 -1.025 Standard Deviation Standards -0.5 -0.625 6.13 "1 58.71 75 0.695 Deviation from Normal -0.25 -0.375 4.76 4.70 63.41 84 1.570 0 0.25 -0.125 0.125 4.53 4.27 4.47 4.22 67.88 72.10 95 2.795 0.5 0.375 1.49 1.47 73.57 99 3.425 0.75 0.625 2.38 2.35 75.92 Graphic Phi Parameters Inman Folk & Ward 1 0.57s 2.25 2.22 78.14 1.25 1.125 3.02 2.98 81.12 1952 1957 1.5 1.375 3.16 3.12 84.24 1.75 1.625 1.93 1.91 86.15 Mean -0.853 -0.910 2 o.s1 0.83 8s.98 Standard Deviation 2.422 2.254 2.25 2.5 2.875 2.125 2.375 1.61 1.95 1.59 1.93 17 88.57 90.49 Skewness (1) 0.071 0.090 2.75 2.625 4.26 4.21 94.70 Skewness (2) 0.156 3 2.875 3.38 3.34 98.04 Kurtosis 0.421 0.820 3.25 3.125 2.32 2.29 100.33 3.5 3.375 0.56 1155 100.88 3.75 3.625 0.83 0.82 101.70 4 3.875 0.37 0.37 102.06 >4.0 4.25 -2.09 -2.06 100.00 Grain Size Distribution Grain Size (mm) V -3 -Z -1 u .1 Z 3 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Apr 06 2021 Station BUX-40.2 Sample 3.2.8.6 Mean 0.575 mm STD 0.530 mm Skewness 0.835 USCS Wentworth SP Coarse Sand Medium Sand Moderately Sorted Poorly Graded Fine Skewed Leptokur6c Total weight (gram) 103.02 %finer than 0.0625 mm (dry) 0.78 % gravel (dry) 0.00 % granule (dry) 3.61 CaCO3 10.4 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) W (0) (gram) 1 -1.610 Mean 0.797 0.575 -0 -0.5 0.00 0.00 0.00 5 -O.BBo Standard Deviation 0.916 0.530 a J.5 0.00 o.00 0.00 Skewness 0.835 -2 -1.5 -2.5 -1.75 0.00 0.00 0.00 0.00 0.00 0.00 i6 -g020 Kunosis 5.897 -1 -1.25 3.72 3.61 3.61 y5 0.310 Dispersion -0.75 -0375 1.45 1.41 5.02 50 0.310 Standard Deviation -0.5 -0.625 2.so 2.43 7.45 75 0.985 Deviation from Normal -0.25 -0.375 2.33 2.26 a.71 84 1.150 0 0.25 -0.125 0.125 4.33 5.12 4.20 4.97 13.91 18.88 95 2.605 0.5 0.375 8.52 8.27 27.15 99 3.750 0.75 0.625 20.05 19.46 46.61 Graphic Phi Parameters Inman Folk & Ward 1 0.875 22.37 21.71 68.33 1.25 1.125 15.35 14.90 83.23 1952 1957 1.5 1.375 7.28 7.07 90.29 1.75 1.625 0.97 0.94 91.23 Mean 0.565 0.598 2 2..5 2.675 2.375 0.s1 0.35 L87 0.34 s3.11 93.89 Standard Deviation 0.585 0.821 2.5 2.375 0.35 0.34 94.23 Skewness (1) -0.171 -0.029 2.75 2.625 0.86 0.83 95.07 Skewness (2) 0.338 3 2.875 0.40 0.39 95.46 Kurtosis 1.979 2.116 3.25 3.125 1.12 1.09 96.54 3.5 3.375 1.48 1.44 97.98 3.75 3.625 0.82 0.80 98.78 4 3.875 0.46 0.45 99.22 >4.0 4.25 0.80 0.78 100.00 Grain Size Distribution Grain Size Distribution 1 -3 -Z -1 u 1 Z 3 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Apr 06 2021 Station BUX-40.3 Sample 8.6.10 Mean 0.192 mm STD 0.391 mm Skewness -0.120 USCS Wentworth SP-SM Fine Sand Fine Sand Poorly Sorted Poorly Graded Symmetrical Plalykurtic Total weight (gram) 102.24 %finer than 0.0625 mm (dry)16.85 % gravel (dry) 0.00 % granule (dry) 0.43 CaCO3 22.6 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) (0 (0) (gram) 1 -0.815 Mean 2.381 0.192 -0 As 0.00 0.00 0.00 5 0.140 Standard Deviation 1.120 0.391 356 a -3.5 0.0o o.00 0.00 Skewness -0. 20 -2 -1.1 -2.5 -1.75 0.00 0.44 0.00 0.00 0.00 0.00 i6 0.855 Kurtosis 2.034 -1 -1.25 0.44 0.43 o.43 25 1.205 Dispersion -0.75 -0.875 0.34 0.33 0A 50 2.050 Standard Deviation -0.5 -0.625 1.01 0.99 1.75 75 3.590 Deviation from Normal -0.25 -0.375 0.39 0.38 2.13 84 3.895 0 0.25 -0.125 0.125 1.20 1.62 1.17 1.58 3.31 4.89 95 4.000 0.5 0.375 2.07 2.02 6.92 99 4.000 0.75 0.625 3.28 3.21 10.12 Graphic Phi Parameters Inman Folk & Ward 1 0.875 6.59 6.45 a.57 1125 1.125 6.40 6.26 22.83 1952 1957 1.5 1.375 6.98 8.83 29.66 1.75 1.625 5.60 5.48 36.13 Mean 2.375 2.267 2 1 10.49 45.69 Standard Deviation 1.520 1.345 2. 2..5 2.12 2.5 2.33775 5 65 .45 4 5.35 6. 31 5.23 51.94 57.17 Skewness (1) 0.214 0.112 2.75 2.625 3.71 3.63 60.80 Skewness (2) 0.013 3 2.875 2.19 2.14 62.94 Kurtosis 0.270 0.663 3.25 3.125 1.it 1.85 64.79 3.5 3.375 4.29 4.20 68.98 3.75 3.625 7.11 6.95 75.94 4 3.875 7.37 7.21 83.15 >4.0 4.25 17.23 16.85 100.00 Grain Size Distribution Grain Size (mm) 1. -3 -Z -1 u .1 Z 3 4 Grain Size (�) Project 2403-M Location Buxton, NC Date Apr 06 2021 Station BUX-41.1 Sample 0.1.7 Mean 0.633 mm STD 0.626 mm Skewness -1.850 USCS Wentworth SP Coarse Sand Medium Sand Moderately Well Sorted Poorly Graded Strongly Coarse Skewed Very Platykurtic Total weight (gram) 103.02 % finer than 0.0625 mm (dry) -2.03 % gravel (dry) 0.00 % granule (dry) 3.98 CaCO3 16.0 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) (0 (0) (gram) 1 -1.620 Mean 0.660 0.633 -0 As 0.00 0.00 0.00 5 -1.000 Standard Deviation 0.676 0.626 3 -3.5 0.00 0.00 0.00 Skewness -1.850Kurtosis -2 -1.5 -2.5 -1.75 000 0.00 0.00 0.00 0.00 0.00 16 -0.070 -2.820 -1 -1.25 4.10 3.98 3.98 25 0.260 Dispersion -0.75 -0.875 1.72 1.67 5.65 50 0.660 Standard Deviation -0.5 -0.625 3.13 1. 8.69 75 0.980 Deviation from Normal -0.25 -0.375 2.26 2.19 10.88 84 1.110 0 0.25 -0.125 0.125 4.44 5.39 4.31 5.23 15.19 20.42 95 1.860 0.5 0.375 9.53 9.25 29.67 99 3.350 0.75 0.625 18.78 18.23 47.90 Graphic Phi Parameters Inman Folk & Ward 1 0.875 21.58 20.95 68.85 1.25 1.125 18.40 17.86 86.71 1952 1957 1.5 1.375 7.16 6.95 93.66 1.75 1.625 1.56 1.51 95.18 Mean 0.520 0.567 2 2.25 1.875 2.125 1.93 0.88 t87 0.85 s7.0e 97.90 Standard Deviation 0.590 0.728 2.5 2.375 0.35 0.34 98.24 Skewness(1) -0.237 -0.199 2.75 2.625 0.55 0.53 98.78 Skewness (2) -0.390 3 2.875 0.44 0.43 99.20 Kurtosis 1.424 1.628 3.25 3.125 0.92 0.89 100.10 3.5 3.375 1.04 1.01 101.11 3.75 3.625 0.58 0.56 101.fi7 4 3.875 0.37 0.36 102.03 >4.0 4.25 -2.09 .2.03 100.00 1 -3 -Z -1 u 1 Z 3 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Apr 06 2021 Station BUX-41.2 Sample 1.7.3.0 Mean 0.377 mm STD 0.480 mm Skewness -0.146 USCS Wentworth SP Medium Sand Fine Sand Poorly Sorted Poorly Graded Symmetrical Mesokurtic Total weight (gram) 102.98 %finer than 0.0625 mm (dry) 1.84 % gravel (dry) 0.00 % granule (dry) 3.25 CaCO3 14.1 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) W (0) (gram) 1 -1.595 Mean 1.408 0.377 -0 -0.5 0.00 0.00 0.00 5-11.72o Standard Deviation 1.058 0.480 a J.5 0.00 o.00 0.00 Skewness -0.146 -2 -1.5 -2.5 -1.25 0.00 0.00 0.00 16 0.it Kurtosis 3.616 -1 -1.25 3.35 3.35 3.25 3.25 3.26 3.25 25 0.fi85 Dispersion -0.75 -0.875 0.91 0.88 4.14 50 1.270 Standard Deviation -0.5 -0.625 1.45 1.41 5.54 75 1.965 Deviation from Normal -0.25 -0.375 1.17 1.14 6.68 84 2.250 0 0.25 -0.125 0.125 2.22 2.50 2.16 2.43 8.84 11.26 95 2.890 0.5 0.375 3.98 3.86 15.13 99 4.000 0.75 0.625 7.94 7.71 22.84 Graphic Phi Parameters Inman Folk & Ward 1 0.875 9.37 9.10 31.94 1.25 1.125 12.02 11.67 43.61 1952 1957 1.5 1.375 11.28 10.95 54.56 1.75 1.625 6.17 5.99 60.56 Mean 1.327 1.308 2 1.875 11.95 11.60 72.16 Standard Deviation 0.923 1.008 2.25 2.5 2.125 2.375 8.35 7.70 8.11 7.48 80.27 87.75 Skewness (1) 0.062 -0.020 2.75 2.625 5.99 5.82 93.56 Skewness (2) -0.201 3 2.875 1.42 1.38 94.94 Kurtosis 0.957 1.156 3.25 3.125 0.96 0.93 95.87 3.5 3.375 1.22 1.18 R.06 3.75 3.625 0.77 0.75 97.81 4 3.875 0.37 0.36 98.16 >4.0 4.25 1.89 1.84 100.00 Grain Size Distribution Grain Size (mm) V -3 -Z -1 u .1 Z 3 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Apr 06 2021 Station BUX-41.3 Sample 3.0.7.0 Mean 0.639 mm STD 0.628 mm Skewness -2.074 USCS Wentworth SP Coarse Sand Medium Sand Moderately Well Sorted Poorly Graded Strongly Coarse Skewed Very Platykurtic Total weight (gram) 103.50 % finer than 0.0625 mm (dry) -2.02 % gravel (dry) 0.00 % granule (dry) 4.16 CaCO3 13.3 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) W (0) (gram) 1 -1.630 Mean 0.647 0.639 -0 -0.5 0.00 0.00 0.00 5 -1.045 Standard Deviation 0.671 0.628 J J.5 0.00 0.00 0.00 Skewness -2.074 -2 -1.5 -2.5 -1.25 0.00 0.00 0.00 0.00 16 -0.oes Kurtosis -3.864 -1 -1.25 4.31 4.78 4.16 4.16 25 0.245 Dispersion -0.75 -0.875 1.78 1.72 1.72 5.88 so 0.650 Standard Deviation -0.5 -0.625 3.40 3.29 9.17 75 UK Deviation from Normal -0.25 -0.375 1.93 1.86 11.03 84 1.110 0 0.25 -0.125 0.125 4.57 5.67 4.42 5.48 15.45 20.93 95 1.860 0.5 0.375 9.85 9.52 30.44 99 3.280 0.75 0.625 19.30 18.65 49.09 Graphic Phi Parameters Inman Folk & Ward 1 0.s71 20.37 1s.sa 68.77 1.25 1.125 18.66 18.03 86.80 1952 1957 1.5 1.375 7.28 7.03 93.84 1.75 1.625 1.48 1.43 95.27 Mean 0.512 0.558 2 2..5 2.125 2.375 1.98 0.33 1.75 0.95 57.01 96 98.28 Standard Deviation 0.597 0.739 2.5 2.375 0.33 0.32 98.28 Skewness (1) -0.230 -0.199 2.75 2.625 0.70 0.68 98.96 Skewness (2) -0.406 3 2.875 0.53 0.51 99.47 Kurtosis 1.431 1.620 3.25 3.125 0.82 0.79 100.26 3.5 3.375 1.22 1.18 101.44 3.75 3.625 0.37 0.36 101.80 4 3.875 0.23 0.22 102.02 >4.0 4.25 -2.09 -2.02 100.00 Grain Size Distribution Grain Size Distribution 1 -3 -Z -1 u 1 Z 3 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Apr 06 2021 Station BUX-41.4 Sample 7.0.10 Mean 1.804 mm STD 0.231 mm Skewness 0.281 USCS Wentworth SW Very Coarse Sand Medium Sand Very Poorly Sorted Well Graded Symmetrical Plalykurtic Total weight (gram) 102.27 % finer than 0.0625 mm (dry) 0.22 % gravel (dry) 16.61 % granule (dry) 34.07 CaCO3 17.3 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) (0 (0) (gram) 1 d.500 Mean -0.851 1.804 -0 -0.5 4.98 4.87 4.87 5 a.aso Standard Deviation 2.117 0.231 a -3.5 2.o1 Iva ss1 Skewness 0.281 -2 -1.5 -2.5 -1.75 10.03 10.03 16.22 9.81 32.64 42.64 16 -3.550 Kurtosis 2.176 -1 -1.25 8.22 8.04 50.68 25 -2.985 Dispersion -0.75 -0.875 4.84 4.73 55.41 so -1.290 Standard Deviation -0.5 -0.625 6.13 5.99 61.41 75 0.710 Deviation from Normal -0.25 -0.375 3.54 3.46 64.87 84 1.550 0 0.25 -0.125 0.125 3.53 2.39 3.45 2.34 68.32 70.66 95 2.710 0.5 0.375 1.62 1.58 72.24 99 3.350 0.75 0.625 2.04 1.99 74.23 Graphic Phi Parameters Inman Folk & Ward 1 0.875 2.37 2.32 76.55 1.25 1.125 2.71 2.65 79.20 1952 1957 1.5 1.375 3.56 3.48 82.68 1.75 1.625 1.93 1.89 84.57 Mean -1.000 -1.097 2 8Z65 Standard Deviation 2.550 2.366 2.25 2.5 2.125 2.125 2.375 1.37 1.37 1.36 1.34 1.34 1.33 88.99 90.32 Skewness (1) 0.114 0.112 2.75 2.625 3.82 3.74 94.05 Skewness (2) 0.157 3 2.875 2.85 2.79 96.84 Kurtosis 0.412 0.799 3.25 3.125 1.67 1.63 98.41 3.5 3.375 0.60 0.59 99.06 3.75 3.625 0.38 0.37 99.43 4 3.875 0.35 0.34 99.78 >4.0 4.25 0.23 0.22 100.00 Grain Size Distribution Grain Size (mm) 1. -3 -Z -1 u .1 Z 3 4 Grain Size (�) Project 2403-M Location Buxton, NC Date Apr 06 2021 Station BUX-42.1 Sample 03.0 Mean 0.657 mm STD 0.470 mm Skewness -1.500 USCS Wentworth SP Coarse Sand Medium Sand Poorly Sorted Poorly Graded Strongly Coarse Skewed Leptokur6c Total weight (gram) 107.85 % finer than 0.0625 mm (dry) 0.00 % gravel (dry) 0.00 % granule (dry) 13.16 CaCO3 19.7 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) (0 (0) (gram) 1 -3.285 Mean 0.607 0.657 -0 -0.5 0.00 0.00 0.00 5 -z.405 Standard Deviation 1.088 0.470 a -3.5 0.00 0.00 0.00 Skewness -1.500 -2 -1.5 -2.5 -1.75 4.98 3.23 4.62 2.99 4.62 7.61 i6 -0.575 KUrtOsis 4.490 -1 -1.25 5.98 5.54 13.16 y5 0.330 Dispersion -0.75 -0.875 0.90 0.83 13.99 50 0.865 Standard Deviation -0.5 -0.625 1.85 1.72 15.71 75 1.155 Deviation from Normal -0.25 -0.375 1.52 1.41 17.12 84 1.270 0 0.25 -0.125 0.125 2.23 2.71 2.07 2.51 19.18 21.70 95 1.540 0.5 0.375 4.32 4.01 25.70 99 1.955 0.75 0.625 10.43 9.67 35.37 Graphic Phi Parameters Inman Folk & Ward 1 0.875 16.51 15.31 50.68 1.25 1.125 23.46 21.75 72.43 1952 1957 1.5 1.375 21so 20.03 92.46 1.75 1.625 4.11 3.81 96.27 Mean 0.348 0.520 2 2.74 2.57 s8.81 Standard Deviation 0.922 1.059 2.25 2.5 2.125 .5 2.375 0.62 0.33 0.5 0.31 99.39 99.69 Skewness (1) -0.561 -0.609 2.75 2.625 0.22 0.20 99.90 Skewness (2) -1.407 3 2.875 0.100 0.09 99.99 Kurtosis 1.138 1.960 3.25 3.125 0.01 OA1 100.00 3.5 3.375 0.00 0.00 100.00 3.75 3.625 0.00 0.00 100.00 4 3.875 0.00 0" 100.00 >4.g 4.25 0.00 0.00 100.00 1 -3 -Z -1 u 1 Z 3 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Apr 06 2021 Station BUX-42.2 Sample 3.0.6.5 Mean 0.440 mm STD 0.646 mm Skewness 0.222 USCS Wentworth SP Medium Sand Medium Sand Moderately Well Sorted Poorly Graded Symmetrical Leptokur6c Total weight (gram) 102.11 % finer than 0.0625 mm (dry) 0.16 % gravel (dry) 0.00 % granule (dry) 0.52 CaCO3 12.4 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) W (0) (gram) 1 -0.800 Mean 1.185 0.440 -0 -0.5 0.00 0.00 0.00 5 o.o90 Standard Deviation 0.630 0.646 a J.5 0.00 o.00 0.00 Skewness 0.222 -2 .1.5 -2.5 -1.75 0.00 0.00 0.00 0.00 0.00 0.00 16 0.565 KUrt0515 6.740 -1 -1.25 0.53 0.52 0.52 y5 0.735 Dispersion -0.75 -0.875 0.29 0.28 0.80 so 1.080 Standard Deviation -0.5 -0.625 "1 0.66 1.46 75 1.345 Deviation from Normal -0.25 -0.375 0.74 0.72 2.18 84 1.530 0 0.25 -0.125 0.125 1.34 1.80 1.31 1.76 3.50 5.26 95 1.955 0.5 0.375 3.69 3.61 8.87 99 3.135 0.75 0.625 9.70 9.50 18.37 Graphic Phi Parameters Inman Folk & Ward 1 0.875 15.32 15.00 33.38 1.25 1.125 20.77 20.34 53.72 1952 1957 1.5 1.375 24.73 24.22 77.94 1.75 1.625 9.89 9.69 87.62 Mean 1.047 1.058 2 2..5 2.125 2.375 1 86 6.82 1.82 54.42 95.24 Standard Deviation 0.482 0.524 z.s 2.375 0 98 o.se o.ss s7.z0 Skewness (1) -0.067 -0.065 2.75 2.625 0.72 0.71 97.90 Skewness (2) -0.119 3 2.875 0.46 0.45 98.35 Kurtosis 0.933 1.253 3.25 3.125 0.64 0.63 98.98 3.5 3.375 0.46 0.45 99.43 3.75 3.625 0.24 0.24 99.67 4 3.875 018 . 0.18 99.84 >4.0 4.25 0.16 0.16 100.00 Grain Size Distribution Grain Size (mm) 1. -3 -Z -1 u 1 Z 3 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Apr 06 2021 Station BUX-42.3 Sample 6.5.9.5 Mean 0.176 mm STD 0.540 mm Skewness -1.288 USCS Wentworth SP Fine Sand Fine Sand Moderately Sorted Poorly Graded Coarse Skewed Leptokur6c Total weight (gram) 103.01 % finer than 0.0625 mm (dry) 3.61 % gravel (dry) 0.00 % granule (dry) 0.69 CaCO3 5.6 Class Limb Mid Point Weight Weight % Cumm.Wt% Percentiles Moment Measures (phi) (mm) W (0) (gram) 1 -0.775 Mean 2.505 0.176 -0 -0.5 0.00 0.00 0.00 5 0.640 Standard Deviation 0.888 0.540 a J.5 0.00 o.00 o.o0 Skewness -1.288 -2 .1.5 -2.5 -1.75 0.00 0.00 0.00 0.00 0.00 0.00 16 1.510 Kurtosis 5.815 -1 -1.25 0.71 0.69 0.69 y5 2.200 Dispersion -0.75 -0.875 0.20 0.19 0.88 50 2.590 Standard Deviation -0.5 -0.625 0.30 0.29 1.17 75 2.825 Deviation from Normal -0.25 -0.375 0.26 0.25 1.43 84 2.960 0 0.25 -0.125 0.125 0.44 0.48 0.43 0.47 1.85 2.32 95 3.570 0.5 0.375 0.86 0.83 3.16 99 4.000 0.75 0.625 1.76 1.71 4.86 Graphic Phi Parameters Inman Folk & Ward 1 0.875 2.38 2.31 7.17 1.25 1.125 3.27 3.17 10.35 1952 1957 1.5 1.375 4.46 4.33 14.68 1.75 1.625 2.48 2.41 17.09 Mean 2.235 2.353 2 L875 4.m 23.04 Standard Deviation 0.725 0.806 2..5 2.5 2.125 2.375 2.62 5.01 2.96 2.86 4.86 23.44 28.44 Skewness (1) -0.490 -0.410 2.75 2.625 25.70 24.95 53.39 Skewness (2) -0.669 3 2.875 27.67 26.86 80.25 Kurtosis 1.021 1.921 3.25 3.125 11.52 11.18 91.44 3.5 3.375 2.63 2.55 93.99 3.75 3.625 1.32 1.28 95.27 4 3.875 1.15 1.12 96.39 >4.0 4.25 3.72 3.61 100.00 Grain Size Distribution Grain Size Distribution V -J -2 -1 u 1 2 J 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Apr 06 2021 Station BUX-43.1 Sample 0.2.9 Mean 0.524 mm STD 0.562 mm Skewness -0.755 USCS Wentworth SP Coarse Sand Medium Sand Moderately Sorted Poorly Graded Coarse Skewed Mesokurtic Total weight (gram) 102.26 % finer than 0.0625 mm (dry) 0.00 % gravel (dry) 0.00 % granule (dry) 4.19 CaCO3 20.6 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) (0 (0) (gram) 1 -1.630 Mean 0.931 0.524 -0 -0.5 0.00 0.00 0.00 5 -1.o10 Standard Deviation 0.830 0.562 3 -3.5 0.00 o.6o 0.00 Skewness -0.755 -2 -1.5 -2.5 -1.75 0.00 O.o' 0.00 0.00 0.00 0.00 16 0.055 Kurtosis 3.532 -1 -1.25 4.28 4.109 4.19 25 0.395 Dispersion -0.75 -0.875 1.29 1.26 5.45 50 0.945 Standard Deviation -0.5 -0.625 2.10 2.05 7.so 75 1.355 Deviation from Normal -0.25 -0.375 2.12 2.07 9.57 84 1.590 0 0.25 -0.125 0.125 3.39 4.40 3.32 4.30 12.89 17.19 95 1.880 0.5 0.375 7.18 7.02 24.21 99 2.360 0.75 0.625 11.44 11.19 35.40 Graphic Phi Parameters Inman Folk & Ward 1 0.875 11.24 10.99 4s.3s 1125 1.125 13.46 13.16 59.55 1952 1957 1.5 1.375 17.28 16.90 76.45 1.75 1.625 8.99 8.79 85.24 Mean 0.822 0.863 2 94.94 Standard Deviation 0.768 0.822 2..5 2.5 2.125 2.375 2.375 3.31 3.89 0.89 3.7o 3.24 0.87 98.18 99.05 Skewness (1) -0.160 -0.256 2.75 2.625 0.50 0.49 99.54 Skewness (2) -0.664 3 2.875 0.23 0.22 99.77 Kurtosis 0.883 1.234 3.25 3.125 0.14 0.14 99.90 3.5 3.375 0.09 0.09 99.99 3.75 3.625 0.01 0.01 100.00 4 3.875 0.00 0.00 too.00 >4.0 4.25 0.00 0.00 100.00 Grain Size Distribution Grain Size (mm) V -J -L -1 u 1 L J 4 Grain Size (�) Project 2403-M Location Buxton, NC Date Apr 06 2021 Station BUX-43.2 Sample 2.9.5.0 Mean 0.626 mm STD 0.337 mm Skewness -0.830 USCS Wentworth SP Coarse Sand Medium Sand Poorly Sorted Poorly Graded Coarse Skewed Mesokurtic Total weight (gram) 108.24 % finer than 0.0625 mm (dry) 1.72 % gravel (dry) 3.19 % granule (dry) 13.26 CaCO3 27.3 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) (0 (0) (gram) 1 d.185 Mean 0.677 0.626 -0 -0.5 0.00 0.00 0.00 5 -3.135 Standard Deviation 1.830 0.337 -3 -3.5 3.45 3.19 3.19 Skewness -2 -1.5 -2.5 -1.75 5.37 4.52 4.96 4.18 8.15 12.32 i6 -1.305 Kurtosis 3.575 3.575 -1 -1.25 4.4s 4.12 16.44 25 -0.155 Dispersion -0.75 -0.875 1.85 1.71 18.15 so 1.025 Standard Deviation -0.5 -0.625 2.79 2.58 20.73 75 1.545 Deviation from Normal -0.25 -0.375 1.99 1.84 22.57 84 1.750 0 0.25 -0.125 0.125 3.01 3.123 2.78 2.89 25.35 28.24 95 2.300 0.5 0.375 4.26 3.94 32.18 99 4.000 0.75 0.625 6.35 5.87 38.05 Graphic Phi Parameters Inman Folk & Ward 1 0.875 6.98 6.45 44.49 1.25 1.125 10.07 9.30 53.80 1952 1957 1.5 1.375 15.83 14.44 68.24 1.75 1.625 1o.a1 9.99 76.22 Mean 0.223 0.490 2 2..5 2.125 2.375 1 .48 11.74 89.97 94.39 Standard Deviation 1.527 1.587 2.5 2.375 1.39 1.39 1.28 1.28 95.39 Skewness (1) -0.525 -0.528 2.75 2.625 0.99 0.91 96.30 Skewness (2) -0.944 3 2.875 0.54 0.50 96.80 Kurtosis 0.779 1.310 3.25 3.125 0.47 0.43 97.24 3.5 3.375 0.44 0.41 9Z64 3.75 3.625 0.37 0.34 97.99 4 3.875 0.32 0.30 98.28 >4.0 4.25 1.86 1.72 100.00 1 -J -2 -1 u 1 2 J 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Apr 06 2021 Station BUX-43.3 Sample 5.0.7.6 Mean 1.374 mm STD 0.270 mm Skewness 0.660 USCS Wentworth SW Very Coarse Sand Medium Sand Poorly Sorted Well Graded Fine Skewed Mesokurtic Total weight (gram) 108.82 %fner than 0.0625 mm (dry) 1.18 % gravel (dry) 4.56 % granule (dry) 42.52 CaCO3 31.4 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) W (0) (gram) 1 4.280 Mean -0.459 1.374 -0 -0.5 0.00 0.00 0.00 5 -3.470 Standard Deviation 1.890 0.270 -3 -3.5 4.96 4.56 4.56 Skewness 0.660 -2 -2.5 14.77 15.47 i6 -2.760 Kurtosis 2.714 -1.5 -1 -1.25 -1.25 14.67 14.67 13.48 13.48 33.60 47.08 47.08 25 -2.225 Dispersion -0.75 -0.875 6.67 6.13 53.21 50 -1.070 Standard Deviation -0.5 -0.625 6.05 5.56 58.77 75 0.590 Deviation from Normal -0.25 -0.375 3.26 3.00 61.76 84 1.360 0 0.25 -0.125 0.125 3.45 2.94 3.17 2.70 64.93 67.63 95 3.305 0.5 0.375 3.75 3.45 71.08 99 3.930 0.75 0.625 4.92 4.52 75.60 Graphic Phi Parameters Inman Folk & Ward 1 0.57s 3.ss 3.27 78.87 1.25 1.125 2.89 2.66 81.53 1952 1957 1.5 1.375 2.89 2.66 84.18 1.75 1.625 1.33 1.22 85.41 Mean -0.700 -0.823 2 2.25 1.875 2.125 2.71 0.93 2.49 0.85 87.90 88.75 Standard Deviation 2.060 2.057 2.5 2.375 0.89 0.82 89.57 Skewness (1) 0.180 0.236 2.75 2.625 1.58 1.45 91.02 Skewness (2) 0.479 3 2.875 1.26 1.16 92.18 Kurtosis 0.644 0.986 3.25 3.125 1.52 1.40 93.58 3.5 3.375 2.17 1.99 95.57 3.75 3.625 2.21 2.03 97.60 4 3.875 1.33 1.22 98.82 >4.0 4.25 1.28 1.18 100.00 Grain Size Distribution Grain Size (mm) 1. -J -L -1 u 1 L J 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Apr 06 2021 Station BUX-43.4 Sample 7.6.10 Mean 0.192 mm STD 0.384 mm Skewness -0.983 USCS Wentworth SP Fine Sand Fine Sand Poorly Sorted Poorly Graded Coarse Skewed Mesokurtic Total weight (gram) 102.36 %fner than 0.0625 mm (dry)11.38 % gravel (dry) 0.00 % granule (dry) 5.07 CaCO3 9.6 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) W (0) (gram) 1 -1.650 Mean 2.383 0.192 -0 -3 -0.5 J.5 0.00 0.00 0.00 6.o0 0.00 0.00 5 -1.255 Standard Deviation 1.380 0.384 -2 -2.5 0.00 0.00 0.00 15 1.035 Skewness -0.983 -1.5 -1.25 25 1.590 Kurtosis 3.683 -1 -1.25 5.19 5.19 5.07 5.07 5.07 5.07 Dispersio n -0.75 -0.875 0.54 0.53 5.60 so 2.590 Standard Deviation -0.5 -0.625 0.81 0.79 6.39 75 3.060 Deviation from Normal -0.25 -0.375 0.69 0.67 7.06 84 3.540 0 0.25 -0.125 0.125 0.90 0.87 0.88 0.95 1.94 8.79 95 4.000 0.5 0.375 1.06 1.04 9.83 99 4.000 0.75 0.625 1.78 1.74 11.57 Graphic Phi Parameters Inman Folk & Ward 1 o.87s 2.35 2.30 13a 1.25 1.125 3.37 3.29 17.16 1952 1957 1.5 1.375 5.13 5.01 22.17 1.75 1.625 3.41 3.33 25.50 Mean 2.288 2.388 2 . 6.92 6.76 32.2 Standard Deviation 1.252 1.422 2.25 2.5 2.125 125 2.375 3.05 3.98 2.98 3.89 35.24 39.13 Skewness (1) -0.242 -0.352 2.75 2.625 12.90 12.60 51.73 Skewness (2) -0.972 3 2.875 16.06 15.68 67.41 Kurtosis 1.098 1.465 3.25 3.125 10.53 10.29 77.70 3.5 3.375 4.29 4.19 81.89 3.75 3.625 3.25 3.18 85.06 4 3.875 3.64 3.56 88.62 >4.0 4.25 11.65 11.38 100.00 Grain Size Distribution 1 -3 -Z -1 u 1 Z 3 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Apr 06 2021 Station BUX-44.1 Sample 0.4.0 Mean 0.557 mm STD 0.386 mm Skewness -1.374 USCS Wentworth SP Coarse Sand Medium Sand Poorly Sorted Poorly Graded Strongly Coarse Skewed Leptokur6c Total weight (gram) 108.94 % finer than 0.0625 mm (dry) 0.00 % gravel (dry) 2.34 % granule (dry) 8.54 CaCO3 25.7 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) (0 (0) (gram) 1 d.075 Mean 0.843 0.557 4 4.5 0.00 0.0o 0.00 5 .2.865 Standard Deviation 1.375 0.386 -3 -3.5 2.55 2.34 2.1 Skewness -1.374 -2 -1.5 -2.5 -1.75 4.56 2.88 2.14 2.71 6.53 9.17 16 -0.350 Kurtosis 4.586 -1 -1.25 1.86 1.71 10.88 25 0.260 Dispersion -0.75 -0.875 1.22 1.12 12.00 50 1.W5 Standard Deviation -0.5 -0.625 2.21 2.03 14.03 75 1.685 Deviation from Normal -0.25 -0.375 1.85 1.70 15.72 84 1.845 0 0.25 -0.125 0.125 3.31 3.79 3.04 3.48 18.76 22.24 95 2.265 0.5 0.375 5.53 5.08 27.32 99 2.595 0.75 0.625 8.62 7.91 35.23 Graphic Phi Parameters Inman Folk & Ward 1 0.875 8.59 7.89 43.12 1.25 1.125 9.47 8.69 51.81 1952 1957 1.5 1.375 12.52 11.49 63.30 1.75 1.625 9.16 8.41 7171 Mean 0.748 0.857 2 17.63 13.88 85.59 Standard Deviation 1.097 1.326 2..5 2.5 2.125 2.375 2.375 4.70 4.70 7.00 4.31 92.59 96.91 Skewness (1) -0.298 -0.417 2.75 2.625 2.58 2.37 99.27 Skewness (2) -1.253 3 2.875 0.49 0.45 99.72 Kurtosis 1.337 1.475 3.25 3.125 0.17 0.16 99.88 3.5 3.375 0.08 0.07 99.95 3.75 3.625 0.05 0.05 100.00 4 3.875 0.00 0.00 1o0.00 >4.0 4.25 0.00 0.00 100.00 Grain Size Distribution Grain Size (mm) 1. -J -L -1 u 1 L S 4 Grain Size (0) Project 2403-M Location Buxton, NC Date Apr 06 2021 Station BUX-44.2 Sample 4.0.10 Mean 0.413 mm STD 0.566 mm Skewness -0.492 USCS Wentworth SP Medium Sand Fine Sand Moderately Sorted Poorly Graded Coarse Skewed Leptokur6c Total weight (gram) 103.68 % finer than 0.0625 mm (dry) 0.71 % gravel (dry) 0.00 % granule (dry) 2.50 CaCO3 12.7 Class Limits Mid Point Weight Weight% Cumm.Wt% Percentiles Moment Measures (phi) (mm) (0 (0) (gram) 1 -1.550 Mean 1.277 0.413 4 4.5 0.00 0.0o 0.00 5 -0.405 Standard Deviation 0.492 0.566 3 -3.5 0.00 0.00 0.00 Skewness -0.492 -2 -1.5 -2.5 -1.75 000 0.00 0.06 0.00 0.00 0.00 i6 0.50o Kurtosis 5.375 -1 -1.25 2.59 2.50 2.50 25 0.790 Dispersion -0.75 -0.875 0.62 0.60 3.10 50 1.235 Standard Deviation -0.5 -0.625 1.14 1.10 4.20 75 1.660 Deviation from Normal -0.25 -0.375 0.95 0.92 5.11 84 1.805 0 0.25 -0.125 0.125 1.95 2.35 1.88 2.21 6.99 9.26 95 2.185 0.5 0.375 3.71 3.58 12.84 99 3.525 0.75 0.625 6.58 6.35 18.18 Graphic Phi Parameters Inman Folk & Ward 1 0.875 9.09 8.77 27.95 1.25 1.125 14.08 13.58 41.53 1952 1957 1.5 1.375 20.13 19.42 so.95 1.75 1.625 12.39 11.95 72.90 Mean 1.153 1.180 2 2..5 2.125 2.375 16.14 1592 5.34 8853 .45 Standard Deviation 0.653 0.719 2.5 2.375 2.43 2.43 2.34 g6so 96.80 Skewness (1) -0.126 -0.196 2.75 2.625 1.12 1.08 97.88 Skewness (2) -0.529 3 2.875 0.45 0.43 98.31 Kurtosis 0.985 1.220 3.25 3.125 0.34 0.33 98.64 3.5 3.375 0.26 0.25 98.8a 3.75 3.625 0.19 0.18 99.07 4 3.875 0.22 0.21 99.29 >4.0 4.25 0.74 0.71 100.00