Appendix G.pdf

B

APPENDIX G – CONSOLIDATION REPORTS

NFW2

ELE International Page 1 of 2

Unconfined Compression Test on Cohesive Soils

Client S&B Infrastructure, LTD Project North Floodway Levees Job NFW2 Borehole B-2 Sample A

Test & Sample Details

Standard ASTM D2166-00 / AASHTO T208 Sample Depth 8’-10’

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Lab. Temperature 74.0 deg.F

Specimen Details

Specimen Reference A Initial Height 5.5900 in Description

Fat Clay, Slightly Sandy, Dark Brown, Dry to Moist, Stiff to Hard, (CH)

Initial Diameter 2.7950 in Initial Dry Unit Weight 95.73 lbf/ft3 Initial Moisture Content* 22.0 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.73 Degree of Saturation 80.12%

* Calculated from initial and dry weights of whole specimen

Shearing Stage (Stress Vs Axial Strain %)

-0.06

9.94

19.94

29.94

39.94

49.94

59.94

0 2 4 6 8 10

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s p si

ELE International Page 2 of 2

Borehole B-2 Sample A

Tested By and Date:

C.W.

04/28/2009

Checked By: R.C.C.

Approved By: R.B.

Shear Conditions Rate of Axial Strain 1.00%/min

Conditions at Failure

Failure Criterion Maximum Deviator Stress

Compressive Strength 61.52 psi Major Principal Stress 61.52 psi

Axial Strain 8.19% Minor Principal Stress 0.00 psi

Final Unit Weight 116.79 lbf/ft3 Final Moisture Content 22.0 %

Mode of Failure

ELE International Page 1 of 2

Borehole B-4 Sample A

Standard ASTM D2166-00 / AASHTO T208 Sample Depth 13’-15’

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.4500 in Description Fat clay, dark brown to light brown, dry to moist, firm (CH)

Initial Diameter 2.7250 in Initial Dry Unit Weight 115.77 lbf/ft3 Initial Moisture Content* 4.9 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.43 Degree of Saturation 30.32% Calculated from initial and dry weights of whole specimen

0 2 4 6 8 10 12

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s

ELE International Page 2 of 2

Borehole B-4 Sample A

Conditions at Failure

Failure Criterion Maximum Deviator Stress

Compressive Strength 37.58 psi Major Principal Stress 37.58 psi

Axial Strain 9.56% Minor Principal Stress 0.00 psi

Final Unit Weight 126.28 lbf/ft3 Final Moisture Content 9.1 %

C.W.

05/05/2009

ELE International Page 1 of 2

Borehole B-4 Sample B

Standard ASTM D2166-00 / AASHTO T208 Sample Depth 23’-25’

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Specimen Reference B Initial Height 5.5840 in Description Fat clay, dark brown to light brown, dry to moist, firm (CH)

Initial Diameter 2.7920 in Initial Dry Unit Weight 96.65 lbf/ft3 Initial Moisture Content* 17.2 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.71 Degree of Saturation 63.88%

0.06

5.06

10.06

15.06

20.06

0 2 4 6 8 10 12 14 1

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s p

ELE International Page 2 of 2

Borehole B-4 Sample B

Compressive Strength 21.26 psi Major Principal Stress 21.24 psi

Axial Strain 11.85% Minor Principal Stress 0.00 psi

Final Unit Weight 113.15 lbf/ft3 Final Moisture Content 17.1 %

C.W.

05/05/2009

ELE International Page 1 of 2

Borehole B-10 Sample A

Standard ASTM D2166-00 / AASHTO T208 Sample Depth 6’-8’

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.5480 in Description Fat Clay, Dark Brown, Moist, Stiff to Firm, (CH) Initial Diameter 2.7740 in Initial Dry Unit Weight 102.41 lbf/ft3 Initial Moisture Content* 23.4 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.62 Degree of Saturation 100.68%

0 2 4 6 8 10

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s p

ELE International Page 2 of 2

Borehole B-10 Sample A

C.W.

04/15/2009

Conditions at Failure

Failure Criterion Maximum Deviator Stress

Compressive Strength 39.44 psi Major Principal Stress 39.44 psi

Axial Strain 7.60% Minor Principal Stress 0.00 psi

Final Unit Weight 126.32 lbf/ft3 Final Moisture Content 23.3 %

ELE International Page 1 of 2

Borehole B-10 Sample B

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.5280 in Description Fat Clay, Dark Brown, Moist, Stiff to Firm, (CH) Initial Diameter 2.7640 in Initial Dry Unit Weight 106.86 lbf/ft3 Initial Moisture Content* 20.9 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.55 Degree of Saturation 100.79%

10.06

20.06

30.06

40.06

50.06

0 2 4 6 8 10 12 14 1

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s p

ELE International Page 2 of 2

Borehole B-10 Sample B

Compressive Strength 54.09 psi Major Principal Stress 54.07 psi

Axial Strain 10.65% Minor Principal Stress 0.00 psi

Final Unit Weight 129.15 lbf/ft3 Final Moisture Content 20.9 %

C.W.

04/28/2009

ELE International Page 1 of 2

Borehole B-15 Sample A

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.6660 in Description Lean clay, silty, sandy, dark brown, moist to dry, firm to stiff (CL)

Initial Diameter 2.8330 in Initial Dry Unit Weight 105.23 lbf/ft3 Initial Moisture Content* 15.0 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.57 Degree of Saturation 69.63%

0 1 2 3 4 5 6 7 8 9 10

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s

ELE International Page 2 of 2

R.C.

04/16/2009

Conditions at Failure

Failure Criterion Maximum Deviator Stress

Compressive Strength 65.85 psi Major Principal Stress 65.85 psi

Axial Strain 5.52% Minor Principal Stress 0.00 psi

Final Unit Weight 121.01 lbf/ft3 Final Moisture Content 15.0 %

ELE International Page 1 of 2

Borehole B-18 Sample A

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height

5.6230 in Description Fat Clay, Sandy to Slightly Sandy, Brown to Black, Dry to Moist, Firm to Soft, (CH)

Initial Diameter 2.8120 in Initial Dry Unit Weight 108.67 lbf/ft3 Initial Moisture Content* 18.0 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.52 Degree of Saturation 91.42%

10.06

20.06

30.06

40.06

50.06

60.06

0 2 4 6 8 10

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s p

ELE International Page 2 of 2

Compressive Strength 60.41 psi Major Principal Stress 60.41 psi

Axial Strain 7.09% Minor Principal Stress 0.00 psi

Final Unit Weight 128.23 lbf/ft3 Final Moisture Content 18.0 %

C.W.

04/28/2009

ELE International Page 1 of 2

Borehole B-20 Sample A

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.6100 in Description Fat clay, slightly sandy, dark brown to light brown, moist, soft to stiff (CH)

Initial Diameter 2.8050 in Initial Dry Unit Weight 113.52 lbf/ft3 Initial Moisture Content* 12.7 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.46 Degree of Saturation 73.55%

9.94

19.94

29.94

39.94

49.94

59.94

69.94

79.94

0 1 2 3 4 5 6 7 8

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s

ELE International Page 2 of 2

Borehole B-20 Sample A

C.W.

05/05/2009

Conditions at Failure

Failure Criterion Maximum Deviator Stress

Compressive Strength 82.13 psi Major Principal Stress 82.13 psi

Axial Strain 6.55% Minor Principal Stress 0.00 psi

Final Unit Weight 127.85 lbf/ft3 Final Moisture Content 12.6 %

ELE International Page 1 of 2

Borehole B-28 Sample A

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.6440 in Description Lean clay, dark brown to light brown, moist, firm to stiff (CL)

Initial Diameter 2.8220 in Initial Dry Unit Weight 110.57 lbf/ft3 Initial Moisture Content* 16.2 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.50 Degree of Saturation 86.26%

0.25

10.25

20.25

30.25

40.25

50.25

60.25

0 2 4 6 8 10 12 14 1

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s p

ELE International Page 2 of 2

Compressive Strength 64.61 psi Major Principal Stress 64.63 psi

Axial Strain 13.16% Minor Principal Stress 0.00 psi

Final Unit Weight 128.36 lbf/ft3 Final Moisture Content 16.1 %

C.W.

05/05/2009

ELE International Page 1 of 2

Borehole B-28 Sample B

Standard ASTM D2166-00 / AASHTO T208 Sample Depth 28’-30’

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.6220 in Description Lean clay, dark brown to light brown, moist, firm to stiff (CL)

Initial Diameter 2.8110 in Initial Dry Unit Weight 115.33 lbf/ft3 Initial Moisture Content* 17.7 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.44 Degree of Saturation 107.74%

1.94

3.94

5.94

7.94

9.94

11.94

13.94

0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s

ELE International Page 2 of 2

C.W.

05/05/2009

Conditions at Failure

Failure Criterion Maximum Deviator Stress

Compressive Strength 14.39 psi Major Principal Stress 14.39 psi

Axial Strain 3.01% Minor Principal Stress 0.00 psi

Final Unit Weight 135.72 lbf/ft3 Final Moisture Content 17.7 %

ELE International Page 1 of 2

Project North Floodway Levees Job NFW1 Borehole B-35 Sample A

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.6720 in Description Lean clay, dark brown, moist, firm (CL) Initial Diameter 2.8360 in Initial Dry Unit Weight 98.62 lbf/ft3 Initial Moisture Content* 23.9 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.68 Degree of Saturation 93.58%

0 1 2 3 4 5 6 7 8 9 10

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s

ELE International Page 2 of 2

Borehole B-35 Sample A

R.C.

04/16/2009

Conditions at Failure

Failure Criterion Maximum Deviator Stress

Compressive Strength 37.12 psi Major Principal Stress 37.12 psi

Axial Strain 7.61% Minor Principal Stress 0.00 psi

Final Unit Weight 122.21 lbf/ft3 Final Moisture Content 23.9 %

ELE International Page 1 of 2

Borehole B-82 Sample A

Standard ASTM D2166-00 / AASHTO T208 Sample Depth 58’-60’

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.5840 in Description

Fat clay, tan, dry, hard

(CH)

Initial Diameter 2.7920 in Initial Dry Unit Weight 113.39 lbf/ft3 Initial Moisture Content* 15.1 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.46 Degree of Saturation 86.79%

9.94

19.94

29.94

39.94

49.94

59.94

69.94

0 1 2 3 4 5

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s

ELE International Page 2 of 2

Borehole B-82 Sample A

Compressive Strength 74.44 psi Major Principal Stress 74.44 psi

Axial Strain 4.54% Minor Principal Stress 0.00 psi

Final Unit Weight 130.40 lbf/ft3 Final Moisture Content 15.0 %

C.W.

04/18/2009

ELE International Page 1 of 2

Borehole B-85 Sample A

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.6700 in Description

Lean clay, sandy, brown, dry to moist, firm (CL)

Initial Diameter 2.8350 in Initial Dry Unit Weight 115.17 lbf/ft3 Initial Moisture Content* 15.0 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.44 Degree of Saturation 91.15%

-0.09

9.91

19.91

29.91

39.91

49.91

0 2 4 6 8 10

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s p

ELE International Page 2 of 2

Borehole B-85 Sample A

C.W.

04/15/2009

Conditions at Failure

Failure Criterion Maximum Deviator Stress

Compressive Strength 56.81 psi Major Principal Stress 56.81 psi

Axial Strain 6.60% Minor Principal Stress 0.00 psi

Final Unit Weight 132.45 lbf/ft3 Final Moisture Content 15.0 %

ELE International Page 1 of 2

Borehole B-85 Sample B

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.6720 in Description dry to moist, firm (CL)

Initial Diameter 2.8360 in Initial Dry Unit Weight 114.94 lbf/ft3 Initial Moisture Content* 15.0 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.44 Degree of Saturation 90.58%

0.09

5.09

10.09

15.09

20.09

25.09

30.09

35.09

0 1 2 3 4 5 6

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s p

ELE International Page 2 of 2

Borehole B-85 Sample B

Compressive Strength 38.35 psi Major Principal Stress 38.33 psi

Axial Strain 4.90% Minor Principal Stress 0.00 psi

Final Unit Weight 132.18 lbf/ft3 Final Moisture Content 15.0 %

C.W.

04/15/2009

ELE International Page 1 of 2

Borehole B-90 Sample A

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.7050 in Description

Fat clay, slightly sandy, dark brown, dry, hard

(CH)

Initial Diameter 2.8520 in Initial Dry Unit Weight 112.46 lbf/ft3 Initial Moisture Content* 14.0 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.47 Degree of Saturation 78.83%

19.94

39.94

59.94

79.94

99.94

119.94

0 1 2 3 4 5 6

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s p

ELE International Page 2 of 2

Borehole B-90 Sample A

Compressive Strength 126.23 psi Major Principal Stress 126.19 psi

Axial Strain 4.68% Minor Principal Stress 0.00 psi

Final Unit Weight 128.21 lbf/ft3 Final Moisture Content 14.0 %

C.W.

04/16/2009

ELE International Page 1 of 2

Borehole B-90 Sample B

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.6390 in Description moist, stiff (CL)

Initial Diameter 2.8190 in Initial Dry Unit Weight 112.08 lbf/ft3 Initial Moisture Content* 18.1 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.48 Degree of Saturation 100.42%

0 1 2 3 4 5 6 7 8 9 10

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s

ELE International Page 2 of 2

Borehole B-90 Sample B

Compressive Strength 52.09 psi Major Principal Stress 52.12 psi

Axial Strain 7.10% Minor Principal Stress 0.00 psi

Final Unit Weight 132.25 lbf/ft3 Final Moisture Content 18.0 %

C.W.

04/16/2009

ELE International Page 1 of 2

Borehole B-91 Sample A

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.6040 in Description Lean clay, slightly sandy, brown, dry, hard (CL) Initial Diameter 2.8020 in Initial Dry Unit Weight 114.78 lbf/ft3 Initial Moisture Content* 13.0 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.44 Degree of Saturation 77.95%

0 1 2 3 4 5 6 7 8 9

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s

ELE International Page 2 of 2

Borehole B-91 Sample A

Compressive Strength 48.71 psi Major Principal Stress 48.71 psi

Axial Strain 6.59% Minor Principal Stress 0.00 psi

Final Unit Weight 129.63 lbf/ft3 Final Moisture Content 12.9 %

C.W.

04/16/2009

ELE International Page 1 of 2

Borehole B-91 Sample B

Standard ASTM D2166-00 / AASHTO T208 Sample Depth 18’-20’

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.6530 in Description Fat clay, tan, dry, stiff

(CH)

Initial Diameter 2.8260 in Initial Dry Unit Weight 109.78 lbf/ft3 Initial Moisture Content* 15.0 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.51 Degree of Saturation 78.31%

0 2 4 6 8 10

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s p

ELE International Page 2 of 2

Borehole B-91 Sample B

C.W.

04/16/2009

Conditions at Failure

Failure Criterion Maximum Deviator Stress

Compressive Strength 36.19 psi Major Principal Stress 36.19 psi

Axial Strain 7.01% Minor Principal Stress 0.00 psi

Final Unit Weight 126.17 lbf/ft3 Final Moisture Content 14.9 %

ELE International Page 1 of 2

Borehole B-92 Sample A

Standard ASTM D2166-00 / AASHTO T208 Sample Depth 3’-5’

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.6830 in Description

Brown, Dry to Moist, Hard, (CH)

Initial Diameter 2.8140 in Initial Dry Unit Weight 118.08 lbf/ft3 Initial Moisture Content* 14.3 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.40 Degree of Saturation 94.43%

20.06

40.06

60.06

80.06

100.06

120.06

140.06

0 1 2 3 4 5

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s

ELE International Page 2 of 2

Borehole B-92 Sample A

Compressive Strength 149.06 psi Major Principal Stress 149.09 psi

Axial Strain 4.01% Minor Principal Stress 0.00 psi

Final Unit Weight 134.96 lbf/ft3 Final Moisture Content 14.3 %

C.W.

04/15/2009

ELE International Page 1 of 2

Borehole B-92 Sample B

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.6760 in Description

Brown, Dry to Moist, Hard, (CH)

Initial Diameter 2.8380 in Initial Dry Unit Weight 111.97 lbf/ft3 Initial Moisture Content* 14.6 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.48 Degree of Saturation 81.09%

0 1 2 3 4 5 6 7 8

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s p

ELE International Page 2 of 2

Borehole B-92 Sample B

C.W.

04/15/2009

Conditions at Failure

Failure Criterion Maximum Deviator Stress

Compressive Strength 89.31 psi Major Principal Stress 89.29 psi

Axial Strain 6.10% Minor Principal Stress 0.00 psi

Final Unit Weight 128.31 lbf/ft3 Final Moisture Content 14.6 %

ELE International Page 1 of 2

Borehole B-102 Sample A

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.6830 in Description

Fat clay, dark brown, dry, firm (CH)

Initial Diameter 2.8420 in Initial Dry Unit Weight 108.26 lbf/ft3 Initial Moisture Content* 12.5 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.53 Degree of Saturation 62.40%

0 1 2 3 4 5 6 7 8 9

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s

ELE International Page 2 of 2

Borehole B-102 Sample A

C.W.

04/21/2009

Conditions at Failure

Failure Criterion Maximum Deviator Stress

Compressive Strength 50.46 psi Major Principal Stress 50.48 psi

Axial Strain 5.58% Minor Principal Stress 0.00 psi

Final Unit Weight 121.68 lbf/ft3 Final Moisture Content 12.4 %

ELE International Page 1 of 2

Borehole B-102 Sample B

Standard ASTM D2166-00 / AASHTO T208 Sample Depth 53’-55’

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.7450 in Description Silt, tan, moist, medium dense (ML) Initial Diameter 2.8730 in Initial Dry Unit Weight 84.52 lbf/ft3 Initial Moisture Content* 43.4 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.96 Degree of Saturation 120.14%

-0.05

4.95

9.95

14.95

19.95

0 0.5 1 1.5 2 2.5 3 3

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s p

.5

ELE International Page 2 of 2

Borehole B-102 Sample B

R.C.

04/16/2009

Conditions at Failure

Failure Criterion Maximum Deviator Stress

Compressive Strength 21.94 psi Major Principal Stress 21.94 psi

Axial Strain 2.49% Minor Principal Stress 0.00 psi

Final Unit Weight 121.08 lbf/ft3 Final Moisture Content 43.3 %

ELE International Page 1 of 2

Borehole B-106 Sample A

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.4710 in Description

Fat clay, slightly sandy, tan, moist, firm (CH)

Initial Diameter 2.7350 in Initial Dry Unit Weight 102.21 lbf/ft3 Initial Moisture Content* 22.0 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.62 Degree of Saturation 94.31%

1.94

3.94

5.94

7.94

9.94

11.94

13.94

15.94

17.94

0 2 4 6 8 10

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s p

ELE International Page 2 of 2

Borehole B-106 Sample A

Compressive Strength 18.02 psi Major Principal Stress 18.00 psi

Axial Strain 8.23% Minor Principal Stress 0.00 psi

Final Unit Weight 124.69 lbf/ft3 Final Moisture Content 22.0 %

C.W.

04/16/2009

ELE International Page 1 of 2

Borehole B-109 Sample A

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.6410 in Description Lean clay, brown, dry, firm (CL) Initial Diameter 2.8210 in Initial Dry Unit Weight 110.48 lbf/ft3 Initial Moisture Content* 15.0 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.50 Degree of Saturation 80.04%

10.06

20.06

30.06

40.06

50.06

60.06

0 2 4 6 8 10

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s p

ELE International Page 2 of 2

Borehole B-109 Sample A

R.C.

04/15/2009

Conditions at Failure

Failure Criterion Maximum Deviator Stress

Compressive Strength 69.66 psi Major Principal Stress 69.66 psi

Axial Strain 9.03% Minor Principal Stress 0.00 psi

Final Unit Weight 127.03 lbf/ft3 Final Moisture Content 15.0 %

ELE International Page 1 of 2

Borehole B-112 Sample A

Standard ASTM D2166-00 / AASHTO T208 Sample Depth 98’-100’

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.6700 in Description

Lean Clay, Tan, Moist, Hard, (CL)

Initial Diameter 2.8350 in Initial Dry Unit Weight 103.33 lbf/ft3 Initial Moisture Content* 17.3 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.60 Degree of Saturation 76.37%

0 0.5 1 1.5 2 2.5 3 3.5

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s

ELE International Page 2 of 2

Borehole B-112 Sample B

C.W.

04/15/2009

Conditions at Failure

Failure Criterion Maximum Deviator Stress

Compressive Strength 78.06 psi Major Principal Stress 78.04 psi

Axial Strain 2.47% Minor Principal Stress 0.00 psi

Final Unit Weight 121.21 lbf/ft3 Final Moisture Content 17.3 %

ELE International Page 1 of 2

Borehole B-117 Sample A

Standard ASTM D2166-00 / AASHTO T208 Sample Depth 48’-50’

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.6900 in Description

Lean clay, slightly sandy, light brown, dry, very soft

(CL)

Initial Diameter 2.8450 in Initial Dry Unit Weight 112.09 lbf/ft3 Initial Moisture Content* 14.0 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.48 Degree of Saturation 78.13%

0 1 2 3 4 5 6 7 8

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s

ELE International Page 2 of 2

Borehole B-117 Sample A

Compressive Strength 30.81 psi Major Principal Stress 30.81 psi

Axial Strain 5.12% Minor Principal Stress 0.00 psi

Final Unit Weight 127.78 lbf/ft3 Final Moisture Content 14.0 %

C.W.

04/16/2009

ELE International Page 1 of 2

Borehole B-117 Sample B

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.6880 in Description

Fat clay, reddish-brown, moist, hard (CH)

Initial Diameter 2.8440 in Initial Dry Unit Weight 109.24 lbf/ft3 Initial Moisture Content* 17.2 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.51 Degree of Saturation 88.63%

5.06

10.06

15.06

20.06

25.06

30.06

35.06

40.06

0 0.5 1 1.5 2 2.5 3

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s

ELE International Page 2 of 2

Borehole B-117 Sample B

C.W.

04/16/2009

Conditions at Failure

Failure Criterion Maximum Deviator Stress

Compressive Strength 41.36 psi Major Principal Stress 41.36 psi

Axial Strain 2.30% Minor Principal Stress 0.00 psi

Final Unit Weight 127.81 lbf/ft3 Final Moisture Content 17.0 %

ELE International Page 1 of 2

Borehole B-120 Sample A

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.8550 in Description

Fat Clay, Reddish Brown, Moist, Very Dense to Firm, (CH)

Initial Diameter 2.9280 in Initial Dry Unit Weight 94.16 lbf/ft3 Initial Moisture Content* 22.3 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.76 Degree of Saturation 78.09%

-0.05

4.95

9.95

14.95

19.95

24.95

29.95

34.95

39.95

0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s

ELE International Page 2 of 2

Borehole B-120 Sample A

C.W.

04/22/2009

Conditions at Failure

Failure Criterion Maximum Deviator Stress

Compressive Strength 42.39 psi Major Principal Stress 42.41 psi

Axial Strain 3.51% Minor Principal Stress 0.00 psi

Final Unit Weight 115.16 lbf/ft3 Final Moisture Content 22.3 %

NFE2

ELE International Page 1 of 2

Project North Floodway Levees Job NFE2 Borehole B-1 Sample A

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.6190 in Description Fat clay, dark brown, moist, soft to hard (CH) Initial Diameter 2.8090 in Initial Dry Unit Weight 102.60 lbf/ft3 Initial Moisture Content* 15.0 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.61 Degree of Saturation 65.00%

0 0.5 1 1.5 2 2.5 3 3

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s p

.5

ELE International Page 2 of 2

Borehole B-1 Sample A

C.W.

04/29/2009

Conditions at Failure

Failure Criterion Maximum Deviator Stress

Compressive Strength 86.11 psi Major Principal Stress 86.11 psi

Axial Strain 2.49% Minor Principal Stress 0.00 psi

Final Unit Weight 117.98 lbf/ft3 Final Moisture Content 15.0 %

ELE International Page 1 of 2

Borehole B-1 Sample B

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.5500 in Description Fat clay, dark brown, moist, soft to hard (CH) Initial Diameter 2.7750 in Initial Dry Unit Weight 104.29 lbf/ft3 Initial Moisture Content* 14.1 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.59 Degree of Saturation 63.46%

0 2 4 6 8 10

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s p

ELE International Page 2 of 2

Borehole B-1 Sample B

C.W.

04/29/2009

Conditions at Failure

Failure Criterion Maximum Deviator Stress

Compressive Strength 64.09 psi Major Principal Stress 64.09 psi

Axial Strain 7.15% Minor Principal Stress 0.00 psi

Final Unit Weight 118.89 lbf/ft3 Final Moisture Content 14.0 %

ELE International Page 1 of 2

Borehole B-5 Sample A

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.5560 in Description Fat Clay, Brown, Moist, Soft to Firm, (CH) Initial Diameter 2.7780 in Initial Dry Unit Weight 100.91 lbf/ft3 Initial Moisture Content* 19.1 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.64 Degree of Saturation 79.09%

0.16

5.16

10.16

15.16

20.16

0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s

ELE International Page 2 of 2

Borehole B-5 Sample A

C.W.

04/29/2009

Conditions at Failure

Failure Criterion Maximum Deviator Stress

Compressive Strength 23.41 psi Major Principal Stress 23.45 psi

Axial Strain 3.51% Minor Principal Stress 0.00 psi

Final Unit Weight 120.09 lbf/ft3 Final Moisture Content 19.0 %

ELE International Page 1 of 2

Borehole B-5 Sample B

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.5460 in Description Fat Clay, Brown, Moist, Soft, (CH) Initial Diameter 2.7730 in Initial Dry Unit Weight 94.67 lbf/ft3 Initial Moisture Content* 23.0 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.75 Degree of Saturation 81.47%

0.55

1.55

2.55

3.55

4.55

5.55

6.55

7.55

0 1 2 3 4 5 6 7 8

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s p

ELE International Page 2 of 2

Borehole B-5 Sample B

C.W.

04/29/2009

Conditions at Failure

Failure Criterion Maximum Deviator Stress

Compressive Strength 8.48 psi Major Principal Stress 8.50 psi

Axial Strain 5.48% Minor Principal Stress 0.00 psi

Final Unit Weight 116.44 lbf/ft3 Final Moisture Content 23.0 %

ELE International Page 1 of 2

Borehole B-7 Sample A

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.6600 in Description Fat clay, dark brown, moist, soft to hard (CH) Initial Diameter 2.8300 in Initial Dry Unit Weight 96.52 lbf/ft3 Initial Moisture Content* 26.0 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.71 Degree of Saturation 96.53%

0 1 2 3 4 5 6 7 8

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s

ELE International Page 2 of 2

Borehole B-7 Sample A

Compressive Strength 30.41 psi Major Principal Stress 30.41 psi

Axial Strain 4.51% Minor Principal Stress 0.00 psi

Final Unit Weight 121.61 lbf/ft3 Final Moisture Content 26.0 %

C.W.

04/27/2009

ELE International Page 1 of 2

Borehole B-8 Sample A

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.6320 in Description Fat clay, brown, moist, firm to hard (CH) Initial Diameter 2.8160 in Initial Dry Unit Weight 99.19 lbf/ft3 Initial Moisture Content* 25.0 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.67 Degree of Saturation 99.27%

0 2 4 6 8 10 12 14 1

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s p

ELE International Page 2 of 2

Borehole B-8 Sample A

C.W.

04/27/2009

Conditions at Failure

Failure Criterion Maximum Deviator Stress

Compressive Strength 37.82 psi Major Principal Stress 37.82 psi

Axial Strain 10.73% Minor Principal Stress 0.00 psi

Final Unit Weight 123.99 lbf/ft3 Final Moisture Content 25.0 %

ELE International Page 1 of 2

Borehole B-8 Sample B

Standard ASTM D2166-00 / AASHTO T208 Sample Depth 33’-35’

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.6780 in Description Fat clay, brown, moist, firm to hard (CH) Initial Diameter 2.8390 in Initial Dry Unit Weight 101.19 lbf/ft3 Initial Moisture Content* 23.1 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.64 Degree of Saturation 96.24%

0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s

ELE International Page 2 of 2

Borehole B-8 Sample B

Compressive Strength 28.28 psi Major Principal Stress 28.26 psi

Axial Strain 3.50% Minor Principal Stress 0.00 psi

Final Unit Weight 124.46 lbf/ft3 Final Moisture Content 23.0 %

C.W.

04/23/2009

ELE International Page 1 of 2

Borehole B-9 Sample A

Standard ASTM D2166-00 / AASHTO T208 Sample Depth 5’-7’

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.5620 in Description Fat clay, dark brown, moist, hard to firm (CH) Initial Diameter 2.7810 in Initial Dry Unit Weight 92.25 lbf/ft3 Initial Moisture Content* 24.2 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.79 Degree of Saturation 80.71%

2.06

4.06

6.06

8.06

10.06

12.06

14.06

16.06

18.06

0 1 2 3 4 5 6

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s

ELE International Page 2 of 2

Borehole B-9 Sample A

C.W.

04/28/2009

Conditions at Failure

Failure Criterion Maximum Deviator Stress

Compressive Strength 19.26 psi Major Principal Stress 19.26 psi

Axial Strain 3.99% Minor Principal Stress 0.00 psi

Final Unit Weight 114.39 lbf/ft3 Final Moisture Content 24.0 %

ELE International Page 1 of 2

Borehole B-9 Sample B

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.5770 in Description Fat clay, dark brown, moist, hard to firm (CH) Initial Diameter 2.7880 in Initial Dry Unit Weight 90.76 lbf/ft3 Initial Moisture Content* 29.0 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.82 Degree of Saturation 93.40%

1.94

3.94

5.94

7.94

9.94

11.94

0 1 2 3 4 5 6 7 8 9 10

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s

ELE International Page 2 of 2

Borehole B-9 Sample B

C.W.

04/29/2009

Conditions at Failure

Failure Criterion Maximum Deviator Stress

Compressive Strength 12.80 psi Major Principal Stress 12.83 psi

Axial Strain 7.61% Minor Principal Stress 0.00 psi

Final Unit Weight 117.08 lbf/ft3 Final Moisture Content 29.0 %

ELE International Page 1 of 2

Borehole B-11 Sample A

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.6320 in Description Fat clay, brown, moist, hard to firm (CH) Initial Diameter 2.8160 in Initial Dry Unit Weight 94.59 lbf/ft3 Initial Moisture Content* 27.0 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.75 Degree of Saturation 95.58%

0 1 2 3 4 5 6 7 8

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s

ELE International Page 2 of 2

Borehole B-11 Sample A

C.W.

04/28/2009

Conditions at Failure

Failure Criterion Maximum Deviator Stress

Compressive Strength 22.79 psi Major Principal Stress 22.79 psi

Axial Strain 4.03% Minor Principal Stress 0.00 psi

Final Unit Weight 120.13 lbf/ft3 Final Moisture Content 27.0 %

ELE International Page 1 of 2

Borehole B-11 Sample B

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.5680 in Description Fat clay, brown, moist, hard to firm (CH) Initial Diameter 2.7840 in Initial Dry Unit Weight 95.10 lbf/ft3 Initial Moisture Content* 26.0 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.74 Degree of Saturation 93.21%

2.06

4.06

6.06

8.06

10.06

12.06

14.06

16.06

18.06

0 1 2 3 4 5 6 7 8 9 10

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s

ELE International Page 2 of 2

Borehole B-11 Sample B

C.W.

04/29/2009

Conditions at Failure

Failure Criterion Maximum Deviator Stress

Compressive Strength 18.90 psi Major Principal Stress 18.92 psi

Axial Strain 6.97% Minor Principal Stress 0.00 psi

Final Unit Weight 119.83 lbf/ft3 Final Moisture Content 26.0 %

ELE International Page 1 of 2

Borehole B-12 Sample A

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.6880 in Description Fat clay, brown, moist, hard (CH) Initial Diameter 2.8440 in Initial Dry Unit Weight 94.36 lbf/ft3 Initial Moisture Content* 26.0 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.75 Degree of Saturation 91.45%

0 0.5 1 1.5 2 2.5 3 3.5 4 4.5

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s

ELE International Page 2 of 2

Borehole B-12 Sample A

C.W.

04/23/2009

Conditions at Failure

Failure Criterion Maximum Deviator Stress

Compressive Strength 12.50 psi Major Principal Stress 12.50 psi

Axial Strain 2.49% Minor Principal Stress 0.00 psi

Final Unit Weight 118.89 lbf/ft3 Final Moisture Content 26.0 %

ELE International Page 1 of 2

Borehole B-12 Sample B

Standard ASTM D2166-00 / AASHTO T208 Sample Depth 33’-35’

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.6620 in Description Fat clay, brown, moist, hard (CH) Initial Diameter 2.8310 in Initial Dry Unit Weight 102.33 lbf/ft3 Initial Moisture Content* 22.0 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.62 Degree of Saturation 94.61%

5.09

10.09

15.09

20.09

25.09

30.09

35.09

40.09

0 2 4 6 8 10 12 14 16 18

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s

ELE International Page 2 of 2

Borehole B-12 Sample B

C.W.

04/27/2009

Conditions at Failure

Failure Criterion Maximum Deviator Stress

Compressive Strength 40.99 psi Major Principal Stress 40.99 psi

Axial Strain 12.60% Minor Principal Stress 0.00 psi

Final Unit Weight 124.84 lbf/ft3 Final Moisture Content 22.0 %

ELE International Page 1 of 2

Borehole B-13 Sample A

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.5530 in Description Fat clay, dark brown, moist, hard (CH) Initial Diameter 2.7770 in Initial Dry Unit Weight 98.95 lbf/ft3 Initial Moisture Content* 22.0 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.67 Degree of Saturation 86.79%

5.06

10.06

15.06

20.06

25.06

0 2 4 6 8 10

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s p

ELE International Page 2 of 2

Borehole B-13 Sample A

C.W.

04/27/2009

Conditions at Failure

Failure Criterion Maximum Deviator Stress

Compressive Strength 28.36 psi Major Principal Stress 28.36 psi

Axial Strain 7.12% Minor Principal Stress 0.00 psi

Final Unit Weight 120.73 lbf/ft3 Final Moisture Content 22.0 %

ELE International Page 1 of 2

Borehole B-13 Sample B

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.5540 in Description Fat clay, brown, moist, stiff to hard (CH) Initial Diameter 2.7770 in Initial Dry Unit Weight 98.51 lbf/ft3 Initial Moisture Content* 20.0 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.68 Degree of Saturation 78.04%

2.06

4.06

6.06

8.06

10.06

12.06

14.06

16.06

0 0.5 1 1.5 2 2.5 3 3.5 4 4.5

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s

ELE International Page 2 of 2

Borehole B-13 Sample B

C.W.

04/28/2009

Conditions at Failure

Failure Criterion Maximum Deviator Stress

Compressive Strength 17.67 psi Major Principal Stress 17.69 psi

Axial Strain 3.06% Minor Principal Stress 0.00 psi

Final Unit Weight 118.21 lbf/ft3 Final Moisture Content 20.0 %

ELE International Page 1 of 2

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.6180 in Description Fat clay, dark brown, moist, hard (CH) Initial Diameter 2.8090 in Initial Dry Unit Weight 98.39 lbf/ft3 Initial Moisture Content* 23.1 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.68 Degree of Saturation 89.57%

5.06

10.06

15.06

20.06

0 2 4 6 8 10

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s p

ELE International Page 2 of 2

C.W.

04/29/2009

Conditions at Failure

Failure Criterion Maximum Deviator Stress

Compressive Strength 22.03 psi Major Principal Stress 22.06 psi

Axial Strain 7.16% Minor Principal Stress 0.00 psi

Final Unit Weight 121.02 lbf/ft3 Final Moisture Content 23.0 %

ELE International Page 1 of 2

Borehole B-16 Sample A

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.6840 in Description Fat clay, brown, moist, stiff to hard (CH) Initial Diameter 2.8440 in Initial Dry Unit Weight 108.57 lbf/ft3 Initial Moisture Content* 14.1 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.52 Degree of Saturation 71.46%

0 1 2 3 4 5 6 7 8

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s p

ELE International Page 2 of 2

Borehole B-16 Sample A

Compressive Strength 71.18 psi Major Principal Stress 71.20 psi

Axial Strain 5.99% Minor Principal Stress 0.00 psi

Final Unit Weight 123.78 lbf/ft3 Final Moisture Content 14.0 %

C.W.

04/21/2009

ELE International Page 1 of 2

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.6630 in Description Lean clay w/ sand, tan, moist, hard to stiff (CL) Initial Diameter 2.8320 in Initial Dry Unit Weight 109.65 lbf/ft3 Initial Moisture Content* 16.1 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.51 Degree of Saturation 83.57%

0 1 2 3 4 5 6 7 8

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s p

ELE International Page 2 of 2

C.W.

04/22/2009

Conditions at Failure

Failure Criterion Maximum Deviator Stress

Compressive Strength 35.67 psi Major Principal Stress 35.67 psi

Axial Strain 7.04% Minor Principal Stress 0.00 psi

Final Unit Weight 127.20 lbf/ft3 Final Moisture Content 16.0 %

ELE International Page 1 of 2

Borehole B-23 Sample A

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.6360 in Description Fat clay, dark brown, moist, hard (CH) Initial Diameter 2.8180 in Initial Dry Unit Weight 105.22 lbf/ft3 Initial Moisture Content* 18.1 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.57 Degree of Saturation 83.92%

0 1 2 3 4 5 6 7 8 9 10

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s

ELE International Page 2 of 2

Borehole B-23 Sample A

C.W.

04/29/2009

Conditions at Failure

Failure Criterion Maximum Deviator Stress

Compressive Strength 40.81 psi Major Principal Stress 40.81 psi

Axial Strain 7.59% Minor Principal Stress 0.00 psi

Final Unit Weight 124.17 lbf/ft3 Final Moisture Content 18.0 %

ELE International Page 1 of 2

Borehole B-25 Sample A

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.5600 in Description Lean clay w/ calc.

nodules, dark brown, moist, hard (CL)

Initial Diameter 2.7800 in Initial Dry Unit Weight 110.47 lbf/ft3 Initial Moisture Content* 14.0 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.50 Degree of Saturation 74.57%

0.16

10.16

20.16

30.16

40.16

50.16

60.16

0 2 4 6 8 10 12 14 1

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s p

ELE International Page 2 of 2

Borehole B-25 Sample A

C.W.

04/30/2009

Conditions at Failure

Failure Criterion Maximum Deviator Stress

Compressive Strength 61.12 psi Major Principal Stress 61.09 psi

Axial Strain 12.05% Minor Principal Stress 0.00 psi

Final Unit Weight 125.93 lbf/ft3 Final Moisture Content 14.0 %

ELE International Page 1 of 2

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.6570 in Description Fat clay, brown, moist, soft to very stiff (CH) Initial Diameter 2.8280 in Initial Dry Unit Weight 99.11 lbf/ft3 Initial Moisture Content* 19.0 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.67 Degree of Saturation 75.31%

4.94

9.94

14.94

19.94

24.94

29.94

34.94

39.94

0 0.5 1 1.5 2 2.5 3 3.5

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s

ELE International Page 2 of 2

Compressive Strength 41.08 psi Major Principal Stress 41.08 psi

Axial Strain 1.98% Minor Principal Stress 0.00 psi

Final Unit Weight 117.93 lbf/ft3 Final Moisture Content 19.0 %

C.W.

04/22/2009

ELE International Page 1 of 2

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.6850 in Description Fat clay, brown, moist, soft to very stiff (CH) Initial Diameter 2.8420 in Initial Dry Unit Weight 105.98 lbf/ft3 Initial Moisture Content* 13.0 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.56 Degree of Saturation 61.51%

5.09

10.09

15.09

20.09

25.09

30.09

0 1 2 3 4 5 6

Axial Strain %

C o rr ec te d

D ev ia to r S tr es s p

ELE International Page 2 of 2

C.W.

04/22/2009

Conditions at Failure

Failure Criterion Maximum Deviator Stress

Compressive Strength 32.38 psi Major Principal Stress 32.41 psi

Axial Strain 5.03% Minor Principal Stress 0.00 psi

Final Unit Weight 119.76 lbf/ft3 Final Moisture Content 13.0 %

ELE International Page 1 of 2

Borehole B-38 Sample A

Sample Type Thin walled push in sample Sp. Gravity of Solids 2.65

Initial Height 5.6720 in Description Fat clay, brown, moist, hard to stiff (CH) Initial Diameter 2.8360 in Initial Dry Unit Weight 106.18 lbf/ft3 Initial Moisture Content* 15.0 %

Preparation In accordance with

ASTM D 2166

Void Ratio 0.