Table 15 – S.P.T. tests, Sieve Analysis and Atterberg Limits of sample borehole 2 Project CALABAR Location Date Pit n. Borehole n. Sample n. Depth m. Chainage Combined DisturbedUndisturb. S.P.T. Test Blows Total recovery Dry density natural moisture cont. Grading/Pass Bs-sieve-mm. 37,50 25,00 20,00 14,00 10,00 6,30 5,00 4,76 2,36 1,18 0,600 0,300 0,150 0,075 Atterberg Limit Liquid limit Plasticity index USC Classification SOIL TEST SUMMARY filters 20/01/99 filters 20/01/99 filters 20/01/99 filters 20/01/99 filters 20/01/99 filters 20/01/99 filters 20/01/99 2 1 0.000.45 2 2 0.452.00 2 3 2 4 2 2 2 5 2.00-2.45 2.45-4.00 4.00-4.45 6.00-6.45 6.45-8.00 D D D D D D D 2 6 3 4 n. n. cm. gr/cm3 1 5 % % % % % % % % % % % % % % % 100.00 100.00 96.1 77.2 63.9 35.7 34.3 100.00 93.6 74.6 58.1 46.7 44.2 52.0 20.7 SM 100.00 85.0 56.9 40.3 28.9 25.9 100.00 90.1 70.8 53.8 40.4 38.5 95.1 81.3 63.9 49.7 47.0 45.5 Project CALABAR SOIL TEST SUMMARY Location Clarifiers Clarifiers Clarifiers Clarifiers Clarifiers Date 02/02/99 02/02/99 02/02/99 02/02/99 02/02/99 1A 8 14.4515.00 1A 9 15.0016.00 1A 1A 10 16.4517.50 1A 17.5017.95 D D D D Pit Borehole Sample n. n. n. Depth m. Chainage Combined DisturbedUndisturb. S.P.T. Test Blows Total recovery Dry density natural moisture cont. Grading/Pass Bs-sieve-mm. 37,50 25,00 20,00 14,00 10,00 6,30 5,00 4,76 2,36 1,18 0,600 0,300 0,150 0,075 Atterberg Limit Liquid limit Plasticity index USC Classification n. n. cm. gr/cm 3 16.00-16.45 D 8 4_6_18 20.0 9 4_8_8 45.0 % % % % % % % % % % % % % % % 100,0 98.10 100,0 100,0 97.9 96.9 99.1 86.5 67.2 51.9 40.9 39.1 94.5 79.7 61.5 44.8 34.7 33.4 96.3 85.5 56.4 40.9 36.7 30.7 35.0 18.6 SC 30.0 13.7 SC 59.0 34.1 SC Clarifier s 02/02/9 9 Clarifier s 02/02/9 9 1A 1A D D Project CALABAR SOIL TEST SUMMARY Location Clarifie rs Date 27/01/9 9 Clarifier s Clarifiers Clarifiers Clarifiers Clarifiers Clarifiers 27/01/99 27/01/99 27/01/99 27/01/99 27/01/99 27/01/99 1A 1A 12.0012.45 1A 7 12.4514.00 1A 10,0010,45 1A 6 10.4512.00 D D D D Pit Borehole Sample n. n. n. 1A Depth m. 8,008,45 1A 5 8,4510,00 D D Chainage Combined DisturbedUndisturb. S.P.T. Test Blows Total recovery Dry density natural moisture cont. Grading/Pass Bs-sieve-mm. 37,50 25,00 20,00 14,00 10,00 6,30 5,00 4,76 2,36 1,18 0,600 0,300 0,150 0,075 Atterberg Limit Liquid limit Plasticity index USC Classification n. n. cm. gr/c m3 4 5_6_6 22.0 5 4_6_11 25.0 6 5_6_9 23.0 D 7 9_11_11 29.0 % % % % % % % % % % % % % % % 14.00-14.45 100,0 98.3 100,0 100,0 92.3 86.5 97.2 85 68.2 55.4 45.7 44.3 87.5 73.8 57.5 44.3 34.9 33.6 81.3 63.9 43.8 26.4 14.6 12.7 61 28.6 SM 49 19.5 SM 30 13.6 SC Table 13 – S.P.T. tests, Sieve Analysis and Atterberg Limits of sample borehole 1 Project CALABAR SOIL Location Date Pit Borehole Sample n. n. n. Depth m. TEST SUMMARY Clarifier s 25/01/9 9 Clarifier s 25/01/9 9 1 1 0.000.45 1 2 0.452.00 D D Clarifier s Clarifier s 25/01/99 25/01/99 1 2.002.45 1 3 2.454.00 D D Clarifier s 25/01/9 9 Clarifier s Clarifiers Clarifiers 25/01/99 25/01/99 25/01/99 1 1 5 5.005.45 1 4 8.008.45 10.0010.45 13.00-14.00 D D D D 3 8 4 2 5 6 1 Chainage Combined DisturbedUndisturb. S.P.T. Test Blows Total recovery Dry density natural moisture cont. Grading/Pass Bs-sieve-mm. 37,50 25,00 20,00 14,00 10,00 6,30 5,00 4,76 2,36 1,18 0,600 0,300 0,150 0,075 Atterberg Limit Liquid limit Plasticity index USC Classification n. n. cm. gr/c m3 1 25 2 5 % % % % % % % % % % % % % % % 100.00 93.20 71.80 48.70 32.30 30.20 100.00 94.90 71.50 50.80 38.00 34.00 36.00 14.00 SC 100.00 94.40 75.50 58.20 45.20 43.30 100.00 100,0 99.3 97.80 90.00 73.60 59.70 48.80 47.30 96.4 86.5 70.1 68.0 48.6 47.2 Table 14 – S.P.T. tests, Sieve Analysis and Atterberg Limits of sample borehole 1A Project CALABAR Location Date Pit n. Borehole n. Sample n. Depth m. Chainage Combined Disturbed-Undisturb. S.P.T. Test Blows Total recovery Dry density natural moisture cont. Grading/Pass Bs-sieve-mm. 37,50 25,00 20,00 14,00 10,00 6,30 5,00 4,76 2,36 1,18 0,600 0,300 0,150 0,075 Atterberg Limit Liquid limit Plasticity index USC Classification n. n. cm. gr/cm 3 % % % % % % % % % % % % % % % SOIL TEST SUMMARY Clarifiers 27/01/99 Clarifiers 27/01/99 Clarifiers 27/01/99 Clarifiers 27/01/99 Clarifiers 27/01/99 Clarifiers 27/01/99 Clarifiers 27/01/99 1A 1 0,00-2,00 1A 1A 4,00-4,45 1A 3 4,45-6,00 1A 2,00-2,45 1A 2 2,45-4,00 6,00-6,45 1A 4 6,45-8,00 D D D D D D D 15.03 1 2_2_3 9.0 2 2_3_4 20.0 3 4_6_7 22.0 1.171 1.079 1.293 22.51 24.04 100,0 21.77 22.95 15,50 22.84 100,0 100,0 98.60 94.40 71.10 50.00 35.80 34.00 100,0 88.80 60.80 40.30 26.80 25.10 99.30 90.00 70.40 54.10 42.30 40.50 99.10 88.30 68.50 52.70 41.60 39.80 45.00 17.00 SC 45.00 21.00 SC 53.00 27.00 SC 56.00 25.00 SM Project CALABAR Location Date Pit Borehole Sample Depth Chainage Combined Disturbed-Undisturb. S.P.T. Test Blows Total recovery Dry density natural moisture cont. Grading/Pass Bs-sieve-mm. 37,50 25,00 20,00 14,00 10,00 6,30 5,00 4,76 2,36 1,18 0,600 0,300 0,150 0,075 Atterberg Limit Liquid limit Plasticity index USC Classification SOIL n. n. n. m. n. n. cm. gr/cm3 % % % % % % % % % % % % % % % TEST SUMMARY filters 20/01/99 filters 20/01/99 filters 20/01/99 filters 20/01/99 2 2 7 10.45-12.00 2 8.00-8.45 2 6 10.00-10.45 12.00-12.45 D D D D 4 7 5 7 6 11 100,0 85.0 71.6 100,0 92.3 60.5 75.2 49.6 35.4 24.8 18.9 17.9 48.5 23.3 7.4 2.0 0.3 0.0 Project CALABAR SOIL TEST SUMMARY Location Chem.buil d. 30/01/99 Chem.buil d. 30/01/99 Chem.buil d. 30/01/99 Chem.buil d. 30/01/99 Chem.buil d. 30/01/99 Chem.buil d. 30/01/99 Chem.buil d. 30/01/99 3 3 3 14,0014,45 3 5 14,4515,45 3 6 15,4515,80 D D D 100,00 88,2 100,00 83,0 100,00 98,7 100,0 93,4 75,6 56,3 43,8 42,7 82,8 73,4 59,0 43,6 32,9 31,6 79,7 76,6 73,3 70,6 68,8 68,4 98,3 97,7 96,9 96,0 95,3 95,2 54.5 21,00 MH 51.93 24.31 MH 58.3 30.15 CH 75.4 39.03 CH Date Pit Borehole Sample n. n. n. 3 3 Depth m. 8,45-10,00 10,0010,45 12,0012,45 3 4 12,4514,00 D D D D 6 10 7 4_6_8 Chainage Combined DisturbedUndisturb. S.P.T. Test Blows Total recovery Dry density natural moisture cont. Grading/Pass Bs-sieve-mm. 37,50 25,00 20,00 14,00 10,00 6,30 5,00 4,76 2,36 1,18 0,600 0,300 0,150 0,075 Atterberg Limit Liquid limit Plasticity index USC Classification n. n. cm. gr/c m3 8 6_7_19 25,0 % % % % % % % % % % % % % % % Table 16 – S.P.T. tests, Sieve Analysis and Atterberg Limits of sample borehole 3 Project CALABAR Location Date Pit Borehole Sample Depth Chainage Combined DisturbedUndisturb. S.P.T. Test Blows Total recovery Dry density natural moisture cont. Grading/Pass Bs-sieve-mm. 37,50 25,00 20,00 14,00 10,00 6,30 5,00 4,76 2,36 1,18 0,600 0,300 0,150 0,075 Atterberg lim. Liquid limit Plasticity index USC Classification Location Chainage Material INITIAL Unit weight Initial moisture content Dry density Specific gravity Initial void ratio Saturation degree n. n. n. m. SOIL TEST SUMMARY Chem.buil d. 30/01/99 Chem.buil d. 30/01/99 Chem.buil d. 30/01/99 Chem.buil d. 30/01/99 Chem.buil d. 30/01/99 Chem.buil d. 30/01/99 Chem.bui ld. 30/01/99 3 3 3 3 2,00-2,45 4,00-4,45 3 2 4,45-6.00 3 0,00-0,45 3 1 0,45-2,00 6,00-6,45 8,00-8,45 D D D D D D D 2 4 3 7 4 10 5 8 n. n. cm. gr/cm3 1 8 % % % % % % % % % % % % % % % 100,0 96,4 78,1 54,2 40,6 39,1 100,0 94,2 77,5 55,3 43,3 41,8 42.35 17.06 SC 52.96 29.7 MH CONSOLIDATION TEST SUMMARY Calabar clarifier area Sample n° 4 BoreHole n° Pit n° 2 SPECIMEN SIZE U kN/cm 17.260 Height (Ho) mm 19.80 Wo % 23.97 Area cm2 39.82 Yd Sg eo kN/cm 13.926 2.623 0.8640 Volume (Vo) cm3 78.84 23-aug-99 Sro % Date Oedometer n° 130.10 4 Height of solid Hs mm 10.6216 Steps Void ratio Cv Cc Coeff. of Compr. index consolid at. cm2/sec kPa 0 10 30 50 100 200 0.864 0.861 0.844 0.830 0.795 0.740 0.116 0.115 0.111 0.104 0.036 0.063 0.116 0.183 400 0.666 0.084 0.246 800 0.580 0.087 0.286 1600 0.503 0.069 0.256 3200 0.432 0.072 0.236 Specimen not saturated before testing Pit n° Date Vertical stress kPa 3200 1600 800 400 200 100 50 30 10 Vertical stress kg/sqcm 32 16 8.0 4.0 2 1 0.5 0.3 0.1 2 04-sept99 24h dial reading mm 4.426 4.348 4.268 4.192 4.123 4.065 4.012 3.980 3.930 ε % 0.15 1.06 1.84 3.69 6.63 10.6 2 15.2 6 19.3 7 23.1 9 Depth m -6,00 K E' Mv Coeff. of Oedometr ic Volume compressib. modulus av m2/MN m/sec kPa compressib . m2/MN 0.77 0.69 0.67 0.53 4.9E-04 4.3E-04 4.2E-04 3.2E-04 2200 2700 2700 3400 0.45 0.37 0.37 0.29 0.36 1.8E-04 5000 0.20 0.21 1.1E-04 8700 0.11 0.09 4.3E-05 19400 0.05 0.04 2.2E-05 42000 0.02 Performed by Doct. ESU of Calabar University and approved by SGI and CIBA Step of unload 32 0 kg/sqcm Sample n° 4 Oedom. n° 3 Depth m Dial change ΔΗ mm 0 -0.078 -0.080 -0.076 -0.069 -0.058 -0.053 -0.032 -0.050 Settlement H= Ho - DH mm 15.324 15.402 15.482 15.558 15.627 15.685 15.738 15.770 15.820 Void ratio e=(H-Hs)/Hs ε H-Hs mm 5.083 5.161 5.241 5.317 5.386 5.444 5.497 5.529 5.579 0.496 0.504 0.512 0.519 0.526 0.532 0.537 0.540 0.545 Data calculation % 22.41 22.02 21.61 21.23 20.88 20.58 20.31 20.15 19.90 -6,00 Table 20 – Consolidation tests sample 4, pit 2 CONSOLIDATION TEST SUMMARY Location Chainage Material INITIAL Unit weight Initial moisture content Dry density Specific gravity Initial void ratio Calabar clarifier area Sample n° 4 BoreHole n° Pit n° 2 SPECIMEN SIZE Height (Ho) mm U kN/cm 17.594 Wo % 24.74 Area cm2 39.93 d Sg eo kN/cm 14.102 2.623 0.9290 Volume (Vo) cm3 78.86 26-aug-99 Saturation degree Sro % 120.36 Date Oedometer n° Height of solid Hs mm 10.240 9 Depth m -6,00 Steps Void ratio Cv Cc K E' Mv Coeff. of Compr. Oedometr ic Volume modulus compressib consolida t. cm2/sec 0.929 0.925 0.917 0.907 0.878 0.820 0.738 0.102 0.116 0.113 0.094 0.086 0.017 0.045 0.096 0.193 0.272 800 0.649 0.077 0.296 1600 0.570 0.080 0.262 3200 0.496 0.064 0.246 Vertical stress kPa 3200 1600 800 400 200 100 50 30 10 Pit n° Date Vertical stress kg/sqcm 32 16 8.0 4.0 2 1 0.5 0.3 0.1 2 01-set-99 24h dial reading mm 4.592 4.501 4.428 4.355 4.289 4.234 4.192 4.173 4.122 av Coeff. of index kPa 0 10 30 50 100 200 400 Specimen saturated before testing ε % 0.20 0.59 1.14 2.63 5.65 9.86 14.4 8 18.5 9 22.4 1 19.75 3 compressib . m2/MN m/sec kPa m2/MN 0.37 0.49 0.56 0.56 0.39 2.0E-04 3.0E-04 3.3E-04 2.9E-04 1.9E-04 4800 3900 3300 3300 4700 0.21 0.26 0.30 0.30 0.21 0.21 1.0E-04 8700 0.11 0.10 4.9E-05 19500 0.05 0.04 1.9E-05 41700 0.02 Performed by Doct. ESU of Calabar University and approved by SGI and CIBA Step of unload 32 0 kg/sqcm Sample n° 4 Oedom. n° 4 Depth m Dial change DH mm 0 -0.091 -0.073 -0.073 -0.066 -0.055 -0.042 -0.019 -0.051 Settlement H= Ho - DH mm 15.208 15.299 15.372 15.445 15.511 15.566 15.608 15.627 15.678 Void ratio e=(H-Hs)/Hs e H-Hs mm 4.586 4.677 4.750 4.823 4.889 4.944 4.986 5.005 5.056 0.432 0.440 0.447 0.454 0.460 0.465 0.469 0.471 0.476 Data calculation % 23.19 22.73 22.36 21.99 21.66 21.38 21.17 21.08 20.82 -6,00 Table 19 – Consolidation tests sample 3, pit 2 CONSOLIDATION Calabar clarifier Location area TEST SUMMARY Sam 3 pl Bore H Pit 2 n° SPECIMEN SIZE Heig mm ht Area cm2 Volu cm3 m Chainage Material INITIAL Unit weight U kN/cm 16.613 Initial moisture Wo % 21.78 Dry density Yd kN/cm 13.642 Specific gravity Sg 2.603 Initial void ratio eo 0.8830 Date Saturation degree Sro % Height of solid Hs mm 103.18 10.408 1 Oedo Dept h Steps Void Cv Coeff. of consolid at kPa 0.883 0.880 0.872 0.863 0.850 0.819 0.762 0.643 0.533 0.454 0.101 0.114 0.113 0.110 0.091 0.080 0.070 0.071 Specimen not saturated before testing Date Vertic a Verti ca stress stress kPa 3200 1600 800 400 200 100 kg/sq c 32 16 8.0 4.0 2 1 ε av Compr. Coeff. of index compressib . cm2/sec 0 10 30 50 100 200 400 800 1600 3200 Pit n° Cc % m2/MN K 39.93 78.26 22-aug99 2 -4,00 E' Oedomet ri m/se c Mv Volume modulus compressib . kPa m2/MN 0.16 0.017 0.61 0.37 2.0E 4700 0.21 0.041 1.08 0.44 2.7E 4200 0.24 0.043 1.77 0.25 1.5E 7200 0.14 0.103 3.41 0.30 1.8E 6100 0.16 0.189 6.44 0.27 1.4E 6600 0.15 0.395 12.76 0.29 1.4E 6300 0.16 0.365 18.60 0.13 6.0E 13700 0.07 0.262 22.81 0.05 2.3E 38100 0.03 Performed by Doct. ESU of Calabar University and approved by SGI Step of unload 32 0 kg/sqcm 2 Sample n° 3 Oedom. n° 1 30aug-99 24h dial readin g Dial change Settlement mm 4.803 4.698 4.608 4.525 4.455 4.392 mm 0 -0.105 -0.090 -0.083 -0.070 -0.063 ΔΗ 19.60 Void ratio H= Ho - DH H-Hs mm 15.347 15.452 15.542 15.625 15.695 15.758 mm 4.180 4.285 4.375 4.458 4.528 4.591 Data calculation Depth m ε e=(H % 0.374 0.384 0.392 0.399 0.405 0.411 23.84 23.32 22.87 22.46 22.11 21.80 -4,00 50 30 10 0.5 0.3 0.1 4.350 4.309 4.287 -0.042 -0.041 -0.022 15.800 15.841 15.863 4.633 4.674 4.696 0.415 0.419 0.421 21.59 21.38 21.28 Table 18 – Consolidation tests sample 2, pit 1 CONSOLIDATION TEST SUMMARY Location Chainage Material INITIAL Unit weight Initial moisture Dry density Specific gravity Calabar filter area U Wo Yd Sg Initial void ratio eo Saturation degree Height of solid Sro Hs Steps Void kN/cm % kN/cm kPa 0 0.831 10 0.828 30 0.807 50 0.779 100 0.739 200 0.679 400 0.586 800 0.504 1600 0.433 3200 0.370 Specimen not saturated before testing Pit n° 16.956 19.02 14.250 2.678 0.8310 Date % mm 123.28 10.7870 Oedo Depth Cv Coeff. of consolid at cm2/sec Cc ε Compr. 0.090 0.113 0.094 0.088 0.079 0.071 0.064 0.059 K Coeff. of E' Oedometr i % m/sec kPa 0.150 1.330 2.840 5.010 8.310 13.380 17.870 21.710 25.160 0.99 1.35 0.77 0.58 0.45 0.20 0.08 0.04 4.9E 8.6E 4.2E 3.0E 2.2E 9.4E 3.8E 1.6E 1700 1300 2300 3000 4000 8900 20800 46400 0.59 0.77 0.43 0.33 0.25 0.11 0.05 0.02 Performed by Doct. ESU of Calabar University and approved by SGI and 0 kg/sq 1 Sample n° 2 Oedom. n° 4 Depth m Dial change Settlement H= Ho DH mm 14.781 14.873 14.939 14.995 15.043 15.090 15.130 15.158 15.199 Void ε Vertical stress stress reading kPa 3200 1600 800 400 200 100 50 30 10 kg/sqcm 32 16 8.0 4.0 2 1 0.5 0.3 0.1 mm 4.969 4.877 4.811 4.755 4.707 4.660 4.620 4.592 4.551 Volume compress ib m2/MN modulus 32 Vertical Mv compressi b m2/MN index 0.045 0.124 0.133 0.201 0.308 0.273 0.234 0.210 av 19.75 39.93 78.86 14-aug99 4 -6,00 Step of 14-aug99 24h dial Date Sampl 2 BoreH Pit n° 1 SPECIMEN SIZE Height mm Area cm2 Volum cm3 ΔΗ mm 0 -0.092 -0.066 -0.056 -0.048 -0.047 -0.040 -0.028 -0.041 H-Hs e=(H mm 3.994 4.086 4.152 4.208 4.256 4.303 4.343 4.371 4.412 0.370 0.378 0.384 0.390 0.394 0.398 0.402 0.405 0.409 Data calculation % 25.16 24.69 24.36 24.08 23.83 23.59 23.39 23.25 23.04 -6,00 CONSOLIDATION Location Chainage Material INITIAL Calabar filter area Sample n° 1 BoreHole Pit n° 1 SPECIMEN SIZE 16.88 8 16.37 14.51 4 2.678 0.854 0 110.0 3 10.59 8 Unit weight U kN/cm Initial moisture Wo % Dry density Yd kN/cm Specific gravity Sg Initial void ratio eo Saturation degree Sro % Height of solid Hs mm Steps Void Cv Coeff. of consolid at cm2/sec Cc Comp r. 0.854 0.850 0.835 0.821 0.791 0.755 0.695 0.101 0.099 0.096 0.092 0.086 0.031 0.063 0.100 0.120 0.199 800 0.643 0.081 0.173 1600 0.511 0.079 0.439 3200 0.448 0.063 0.209 Specimen saturated before testing Pit n° Date Vertical stress kg/sqcm 32 16 8.0 4.0 2 1 0.5 0.3 ε av Height mm 19.65 Area cm2 39.98 Volume cm3 78.56 Date 17-aug-99 Oedom 3 Depth -6,00 K E' Oedometr ic Coeff. of index kPa 0 10 30 50 100 200 400 Vertical stress kPa 3200 1600 800 400 200 100 50 30 TEST SUMMARY % 0.200 1.010 1.810 3.400 5.370 8.600 11.37 0 18.48 0 21.90 0 Mv Volume compres sib m2/MN m/sec kPa compressib . m2/MN 0.68 0.69 0.58 0.35 0.29 3.7E-04 3.7E-04 3.1E-04 1.8E-04 1.5E-04 2500 2600 3100 5200 6200 0.40 0.38 0.32 0.19 0.16 0.13 6.2E-05 14300 0.07 0.16 8.3E-05 11200 0.09 0.04 1.7E-05 47100 0.02 modulus Performed by Doct. ESU of Calabar University and approved by SGI and Step of 32 0 kg/sq 1 Sample n° 1 Oedom. n° 3 Depth m 26-aug99 24h dial reading mm 4.303 4.230 4.159 4.092 4.039 3.992 3.952 3.930 Dial change ΔΗ mm 0 -0.073 -0.071 -0.067 -0.053 -0.047 -0.040 -0.022 Settlement H= Ho - DH mm 15.347 15.420 15.491 15.558 15.611 15.658 15.698 15.720 Void e=(H ε H-Hs mm 4.749 4.822 4.893 4.960 5.013 5.060 5.100 5.122 0.448 0.455 0.462 0.468 0.473 0.477 0.481 0.483 Data calculation % 21.90 21.53 21.17 20.82 20.55 20.32 20.11 20.00 -6,00 10 0.1 3.881 -0.049 Chainage Material INITIAL Unit weight Initial moisture content Wo % Dry density Yd kN/cm Specific gravity Sg Initial void ratio eo Saturation degree Sro Height of solid Hs Steps Void ratio Vertic a Vertica l stress stress kPa 3200 1600 800 400 200 kg/sqc 32 16 8.0 4.0 2 0.488 19.75 1 22aug-99 24h dial readin g mm 4.332 4.253 4.249 4.229 4.042 19.80 20.53 Area cm2 39.82 Volume (Vo) cm3 78.84 Date 13-aug99 Oedometer n° 2 mm 14.23 0 2.589 0.815 0 119.0 5 10.90 95 Depth m -4,00 Cv Cc K E' Mv Coeff. of consolid at cm2/sec Comp r. Oedometr ic Volume modulus compressib 0.113 0.097 0.107 0.105 0.086 0.078 0.072 0.066 0.057 0.036 0.113 0.033 0.203 0.286 0.239 0.219 % kPa 0 0.815 10 0.782 30 0.755 50 0.747 100 0.713 200 0.703 400 0.642 800 0.556 1600 0.484 3200 0.418 Specimen not saturated before testing Date 5.171 CONSOLIDATION TEST SUMMARY Calabar filter area Sample n° 1 BoreHole n° Pit n° 1 SPECIMEN SIZE 17.15 U kN/cm Height (Ho) mm 2 Location Pit n° 15.769 ε av Coeff. of % compressi b. m2/MN m/sec kPa m2/MN 1.800 3.280 3.730 5.600 6.160 9.550 14.240 18.260 21.880 1.23 0.39 0.65 0.10 0.29 0.21 0.09 0.04 7.9E-04 2.2E-04 4.1E-04 5.9E-05 1.5E-04 1.0E-04 4.2E-05 1.8E-05 1300 4500 2700 18200 6000 8400 20200 44000 0.77 0.22 0.37 0.05 0.17 0.12 0.05 0.02 index Performed by Doct. ESU of Calabar University and approved by SGI and CIBA Step of unload 32 0 kg/sqcm Sample n° 1 Oedom. n° 2 Dial change Settlement Void ratio ΔΗ mm 0 -0.079 -0.004 -0.020 -0.187 H= Ho DH mm 15.468 15.547 15.551 15.571 15.758 e=(HHs)/Hs H-Hs mm 4.559 4.638 4.642 4.662 4.849 0.418 0.425 0.426 0.427 0.444 Data Depth m ε % 21.88 21.48 21.46 21.36 20.41 -4,00 100 50 30 10 1 0.5 0.3 0.1 Location Chainage Material INITIAL Unit weight Initial moisture Dry density Specific gravity Initial void ratio 3.988 3.945 3.918 3.872 -0.054 -0.043 -0.027 -0.046 15.812 15.855 15.882 15.928 4.903 4.946 4.973 5.019 CONSOLIDATION Calabar filter area 0.449 0.453 0.456 0.460 TEST SUMMARY Sample n° 1 BoreHole n° Pit n° 1 SPECIMEN SIZE Height (Ho) mm Area cm2 Volume (Vo) cm3 U Wo Yd Sg eo kN/cm % kN/cm Saturation degree Sro % 115.52 Height of solid Hs mm 10.812 Steps Void Cv Cc Coeff. of Compr. Coeff. of index compressib. consolid at cm2/sec kPa 0 0.813 10 0.807 30 0.795 50 0.782 100 0.754 200 0.704 400 0.621 800 0.540 1600 0.469 3200 0.402 Specimen saturated before testing Vertica l 20.14 19.92 19.79 19.56 16.937 20.31 14.073 2.589 0.8130 ε av % m2/MN Date Oedometer n° Depth m 12-aug-99 K E' Oedometri c 1 -4,00 modulus m/sec 19.60 39.93 78.26 kPa Mv Volume compress ib. m2/N 0.32 0.035 0.025 0.97 0.55 1.1E-04 3000 0.33 0.047 0.059 1.71 0.64 1.7E-04 2800 0.36 0.109 0.093 3.22 0.54 3.4E-04 3200 0.31 0.091 0.166 5.98 0.48 2.6E-04 3600 0.28 0.094 0.276 10.55 0.40 2.3E-04 4400 0.23 0.085 0.269 15.04 0.20 1.1E-04 9000 0.11 0.079 0.236 18.98 0.09 4.6E-05 20400 0.05 0.063 0.223 22.68 0.04 1.8E-05 43300 0.02 Performed by Doct. ESU of Calabar University and approved by SGI and CIBA Step of 32 0 kg/cm2 Data calculation unload Pit n° Date 1 21-aug-99 Sample n° 1 Oedom. n° 1 Vertical 24h dial Dial change Settlement Void ratio e=(HHs)/Hs Depth m ε stress stress reading ΔH Kpa 3200.0 0 1600.0 0 800.00 400.00 200.00 100.00 50.00 30.00 10.00 kg/cm2 mm mm H= Ho ΔH mm 32.00 4.445 0.000 15.155 4.342 0.402 22.680 16.00 4.344 -0.101 15.256 4.443 0.411 22.160 8.00 4.00 2.00 1.00 0.50 0.30 0.10 4.269 4.200 4.148 4.085 4.039 4.010 3.962 -0.075 -0.069 -0.052 -0.063 -0.046 -0.029 -0.048 15.331 15.400 15.452 15.515 15.561 15.590 15.638 4.518 4.587 4.639 4.702 4.748 4.777 4.825 0.418 0.424 0.429 0.435 0.439 0.442 0.446 21.780 21.430 21.160 20.840 20.610 20.460 20.210 H-Hs mm % -4,00
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