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an engineering geological characterisation of tropical clays - GBV

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Table A7. Consolidation parameters for red soils, Sample No. RD1-30cm<br />

Consolidation test<br />

calculation sheet Sample No.: RD1-30cm<br />

P (kPa) DH (mm) E (%) e av ( m²/kN) mv (m²/MN) t50 (min) Cv (m²/year) K (m/s) Cc Cs Cα<br />

0 0,000 0,000 1,560 - - - - - - - -<br />

12 1,205 8,607 1,340 0,018365 7,17 0,30 15,56 3,459E-08 0,002<br />

25 1,537 10,979 1,279 0,004671 2,00 0,35 11,85 7,331E-09 0,003<br />

50 1,770 12,643 1,237 0,001705 0,75 1,05 3,77 8,750E-10 0,003<br />

100 2,338 16,700 1,133 0,002078 0,93 1,25 2,97 8,547E-10 0,004<br />

200 2,990 21,357 1,014 0,001192 0,56 1,50 2,23 3,860E-10 0,004<br />

400 3,720 26,571 0,880 0,000668 0,33 1,60 1,84 1,892E-10 0,004<br />

800 4,490 32,071 0,739 0,000352 0,19 1,85 1,38 7,988E-11 0,004<br />

1600 5,174 36,957 0,614 0,000156 0,09 2,20 0,99 2,769E-11 0,003<br />

2400 5,523 39,450 0,550 0,000080 0,05 3,90 0,50 7,646E-12 0,42 0,030 0,003<br />

1600 5,503 39,307 0,554<br />

400 5,410 38,643 0,571<br />

100 5,323 38,021 0,587<br />

25 5,185 37,036 0,612<br />

12 5,092 36,371 0,629<br />

Table A8. Consolidation parameters for red soils, Sample No. RD1-100cm.<br />

Consolidation test<br />

calculation sheet Sample No.: RD1-100cm<br />

P (kPa) DH (mm) E (%) e av ( m²/kN) mv (m²/MN) t50 (min) Cv (m²/year) K (m/s) Cc Cs Cα<br />

0 0,000 0,000 1,607 - - - - - - - -<br />

12 0,513 3,664 1,511 0,007961 3,05 0,16 30,69 2,905E-08 0,003<br />

25 1,029 7,350 1,415 0,007391 2,94 0,98 4,67 4,258E-09 0,005<br />

50 1,816 12,971 1,269 0,005862 2,43 1,00 4,11 3,094E-09 0,007<br />

100 2,781 19,864 1,089 0,003594 1,58 1,11 3,21 1,575E-09 0,008<br />

200 3,787 27,050 0,902 0,001873 0,90 1,40 2,13 5,928E-10 0,008<br />

400 4,693 33,521 0,733 0,000844 0,44 1,50 1,65 2,270E-10 0,006<br />

800 5,462 39,014 0,590 0,000358 0,21 1,75 1,18 7,574E-11 0,005<br />

1600 6,095 43,536 0,472 0,000147 0,09 2,10 0,84 2,404E-11 0,4 0,030 0,004<br />

2400 6,396 45,686 0,416 0,000070 0,05 3,80 0,41 6,071E-12 0,004<br />

1600 6,383 45,593 0,418<br />

400 6,288 44,914 0,436<br />

100 6,164 44,029 0,459<br />

25 6,033 43,093 0,484<br />

12 5,952 42,514 0,499

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