S01 Amendment 003 - Attachment 8b - BA-27 Geotechnical Rpt 2.pdf

TABLE OF CONTENTS

VOLUME 1

TITLE PAGE NlJlvIBER

INTRODUCTION A.._"ND PURPOSE

FIELD AND LABORATORY INVESTIGATIONS

GENERAL SOIL CONDITIONS

ANALYSES AND RESULTS

General Dike Stability Dike Settlement Concrete Pile with Concrete Panel Wall Analysis

RECOMMENDATIONS

REPORT LIMITATIONS

TABLES

Table 1 Dike Stability Summary Table 2 Summary of Settlement Analyses for a Rock Dike Table 3 Summary of Settlement Analyses for a Composite Dike Table 4 Maximum Lateral Deflection in Inches at Elevation 0.0 NAVD 88 for 16"X16" 80-ft-long Concrete Pile Table 5 Maximum Moment (in-kips) and Shear (kips) Along the 80-ft Length of a l 6"X 16" Concrete Pile Table 6 Maximum Lateral Deflection in Inches of Elevation 0.0 NA VD 88 for 16 in. x 16 in.70-ft Long Concrete Pile for a 15-ft and 10-ft Long Wall Panel

Table 7 Minimum Penetration Below El. 0.0 NAVD 88 (ft), 16" Square Concrete Pile for a 20-ft-long Wall Panel

FIGURES

DESCRIPTION FIGURE NUMBER

Project Area Map Typical Sections ............................................................................................................... 2-3 Boring Locations Boring Legend Graphic Soil Profiles ........................................................................................................ 6-8 Consolidation Test Data Dike Time Rate of Settlement.. .................................................................................... 10-13

APPENDIX A - INDIVIDUAL GRAPHIC BORING LOGS AND LABORATORY TEST DATA

APPENDIX B - DIKE STABILITY ANALYSES

APPENDIX C - CONCRETE PILE WITH CONCRETE PANEL WALL ANALYSES

APPENDIX D - CONSOLIDATION TEST RESULTS

APPENDIX E - DIKE SETTLEMENT ANALYSES

VOLUME 2 - SHEAR TEST RESULTS AND CONCRETE PILE WITH CONCRETE PANEL

WALL INPUT/OUTPUT DATA

Unconsolidated, Undrained Compressive Strength Of Cohesive Soils In Triaxial Compression

AASHTO T296-94 / ASTM D2850-95

0.20 ············-····· ..... ···-········--··············· -- ············· ···········-- ·························· ................ ·········-················· ...

-0.18 -----~ ~ _.,;y--

0.16 v

0/ 0.14 u.. V ti) I-

0.12 1/)

/ 1/) Cl) ... - 0.10 ti)

I ...

0 -.!'!! 0.08

I > Cl)

C 0.06

I 0.04

I

0.02 I

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion , psf 184

Confining pressure, psi 2.0

Rate of strain, in./min. 0.07437

Water content, % 54.6

Void ratio 1.364

Saturation, % 104.1

Dry density, pcf 68.7

Specimen diameter, in. 2.833

Specimen height, in. 5.995

Description: Very soft dark gray clay (CH) with organic matter

LL= 59 PL= 20 Pl= 39 Gs= 2.6 (Est.) Type: Undisturbed

Project No: 02485-2 Project: Land Bridge - Phase I, II, Ill & IV Date: February 8, 2003 Jefferson & Lafourche Parishes, LA Remarks:

Pocket Penetrometer,tsf NIA Boring No.: 1

Height to Diameter Ratio 2.116: 1 Sample No.: 1

Depth, feet: 1.9

Natural Resources Conservation Service Test No. 1

Figure 1

Unconfined Compressive Strength Of Cohesive Soils AASHTO T 208-96 / ASTM D 2166-98 a

0.40 ······················ .. --~---··· ···············-····-·············· . ····················---·---···--·-············ ·············•··

0.35 ~

. . T

0.30

/ LL

Cl)

0.25 I-

iV ii Ill

~ ... 0.20 Cl)

I ...

0 ...

(a

·s: 0.15 Qj

I C

0.10

I 0.05 I

' 0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion , psf 352

Rate of strain, in./min. 0.05741

Water content, % 35.6

Void ratio 0.957

Saturation, % 101.3

Dry density, pcf 86.8

Specimen diameter, in. 2.833

Specimen height, in. 6.017

Description: Soft gray and tan clay (CH), slightly silty

LL= PL= Pl= Gs= 2.72 (Est.) Type: Undisturbed

Project: Land Bridge - Phase I, 11, 111 & IV Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 8, 2003

Remarks: Boring Number: 1

Pocket Penetrometer,tsf 0.50 Sample Number: 3

Height to Diameter Ratio 2.124: 1 Depth, feet: 4.6

Natural Resources Conservation Service Test No. 1

Figure 2

AASHTO T296-94 / ASTM D2850-95

0.60 ········· ············-··· ········-·············· .... ------·-···········~- ......... ....... ·············· -~- -~ ................. -- . ············--·-··-·-·----·-·····

..c,

0.50 -

~ LL 0.40

U)

I-ii

II)

Qj ... .... 0.30 U)

V ...

I -~ > Qj

0.20 C

I 0.10

.v 0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion , psf 519

Confining pressure, psi 3.5

Rate of strain, in./min. 0.07245

Water content, % 87.8

Void ratio 2.395

Saturation,% 97.2

Dry density, pcf 48.7

Specimen diameter, in. 2.833

Specimen height, in. 5.995

Description: Medium stiff gray and tan clay (CH), slightly silty, with silt seams and trace of organic matter

LL= 62 PL= 27 Pl= 35 Gs= 2.65 (Est.) Type: Undisturbed

Project No: 02485-2 Project: Land Bridge - Phase I, 11, 111 & IV Date: February 8, 2003 Jefferson & Lafourche Parishes, LA Remarks:

Pocket Penetrometer,tsf 0.1 Boring No.: 1

Height to Diameter Ratio 2.116: 1 Sample No.: 5

Depth, feet: 6.25

Natural Resources Conservation Service Test No. 2

Figure 3

0.60 ••••••••••••••••• .. ••U ·-•··•••••• . ---- ....... ·······-··--·-········--··· ------ .... ··-··················--· ······-················· ...... --··· ·········-· ··-·-·····

NRCS - Land B

0.50 r~ ~

LL. 0.40

ti)

V '-. I-ti ti) a, } ... ... 0.30 ti) ...

0 ... co ·s:

a, C 0.20

I 0.10

I

0.00 '

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion , psf 496

Rate of strain, in./min. 0.05976

Water content, % 38.5

Void ratio 1.048

Saturation, % 99.9

Dry density, pcf 82.9

Specimen diameter, in. 2.833

Specimen height, in. 5.995

Description: Soft dark gray clay (CH), slightly silty, with silt partings

LL= PL= Pl= Gs= 2.72 (Est.) Type: Undisturbed

Project: GIWW Critical Areas Project (TE-43) Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 8, 2003

Remarks: Boring Number: 1

Pocket Penetrometer,tsf 0.50 Sample Number: 7

Height to Diameter Ratio 2.116: 1 Depth, feet: 8.2

Natural Resources Conservation Service Test No. 2

Figure 4

0.60 ---- ............. ····- --·-·· -·--· ... .......... ···························· ---- ········------ •• ••••••••••••••••••••••••••••"•N -·---·---·--······-·---··--,---·······

0.50 ~ i

\ I

LL 0.40 ~

en

I \ I-vi

VI

Cl) ... .... 0.30 en

I ...

0 .... -~ ! > Cl)

C 0.20

0.10 ' I 0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion , psf 519

Rate of strain, in.Im in. 0.06657

Water content, % 54.4

Void ratio 1.445

Saturation, % 102.3

Dry density, pcf 69.4

Specimen diameter, in. 2.833

Specimen height, in. 5.995

Description: Medium stiff dark gray clay (CH), fissured

LL= PL= Pl= Gs= 2.72 (Est.) Type: Undisturbed

Project: Land Bridge - Phase I, II, Ill & IV Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 8, 2003

Remarks: Boring Number: 1

Pocket Penetrometer,tsf 0.75 Sample Number: 11

Height to Diameter Ratio 2.116: 1 Depth, feet: 12.8

Natural Resources Conservation Service Test No. 3

Figure 5

0.50 ..................... ...................... ···············-· . .... ...................... ························· ..... ·······-············

0.45 ~

0.40 ,J \

I \ 0.35 l1. I \ UJ I-

0.30 in f C/l

I!! - 0.25 UJ

I \ ...

0 -.!!! 0.20 > I \ a, C

0.15 i

0.10

0.05

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion , psf 448

Rate of strain, in./min. 0.06743

Water content, % 56.4

Void ratio 1.498

Saturation,% 102.4

Dry density, pcf 68.0

Specimen diameter, in. 2.833

Specimen height, in. 5.995

Description: Soft dark gray clay (CH), fissured

LL= 99 PL= 25 Pl= 74 Gs= 2.72 (Est.) Type: Undisturbed

Project: Land Bridge - Phase I, II, Ill & IV Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 8, 2003

Remarks: Boring Number: 1

Pocket Penetrometer,tsf 0.50 Sample Number: 13

Height to Diameter Ratio 2.116 : 1 Depth, feet: 13.9

Natural Resources Conservation Service Test No. 4

Figure 6

AASHTO T 208-96 I ASTM D 2166-98 a

0.35 ···--···········-·-·· ······························· .......................... ......................... ........... ·············

0.30 / ~ ,r

~ I i ' 0.25

\ LL

CJ')

I\ I-ii 0.20 II)

I \ I Cl) ... -CJ') ...

0 0.15 Cl)

C

0.10 f 0.05 I

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion , psf 330

Rate of strain, in./min. 0.05904

Water content, % 64.6

Void ratio 1.692

Saturation, % 103.9

Dry density, pcf 63.1

Specimen diameter, in. 2.833

Specimen height, in. 5.995

Description: Soft dark gray clay (CH), fissured

LL= PL= Pl= Gs= 2.72 (Est.) Type: Undisturbed

Project: Land Bridge - Phase I, II, Ill & IV Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 8, 2003

Remarks: Boring Number: 1

Pocket Penetrometer,tsf 0.25 Sample Number: 15

Height to Diameter Ratio 2.116: 1 Depth, feet: 16.6

Natural Resources Conservation Service Test No. 5

Figure 7

0.40 ••••••••••••••••h••••••• •••••••••••• ••••••••••• ••-••••••••••~••••••••••••~• •-••~•••••-•••••~••h•••• •••••••••••••••••••••~•• ----····· ········· ···················--·--····-

0.35

0.30 / V LL ,/ en

0.25 I- /" Ill~

Ill e! - 0.20 en

I ...

.'ffi > 0.15 Cl)

I C

0.10

I 0.05 I

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion , psf 346

Rate of strain, in./min. 0.06292

Water content, % 77.8

Void ratio 2.053

Saturation, % 103.1

Dry density, pcf 55.6

Specimen diameter, in. 2.833

Specimen height, in. 5.995

Description: Soft gray clay (CH) with silt pockets

LL= PL= Pl= Gs= 2.72 (Est.) Type: Undisturbed

Project: Land Bridge - Phase I, 11, 111 & IV Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 8, 2003

Remarks: Boring Number: 1

Pocket Penetrometer,tsf N/A Sample Number: 19

Height to Diameter Ratio 2.116: 1 Depth, feet: 20.5

Natural Resources Conservation Service Test No. 6

Figure 8

0.25 ························ ... . ·······-· ......... ---·-·----···········--·-·~-·- ·-·····-·~- ... ~---·~--·~---·- ·····-············· ···-·· . ········ ····· ·······~-·-··· ·····

-0.20 -v---- V u.

en / I-

0.15 in / II)

~ .... en

I ...

1u 0.10 ·s:

I Q)

C

0.05

I ' l

0.00 i

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion , psf 209

Rate of strain, in./min. 0.06218

Water content, % 53.3

Void ratio 1.478

Saturation, % 98.0

Dry density, pcf 68.5

Specimen diameter, in. 2.833

Specimen height, in. 5.995

Description: Very soft gray clay (CH) with silt pockets

LL= PL= Pl= Gs= 2.72 (Est.) Type: Undisturbed

Project: Land Bridge - Phase I, II, Ill & IV Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 10, 2003

Remarks: Boring Number: 1

Pocket Penetrometer,tsf N/A Sample Number: 22

Height to Diameter Ratio 2.116: 1 Depth, feet: 25.25

Natural Resources Conservation Service Test No. 7

Figure 9

0.40 ························· ......... •••• •• •• ••••••• -~•~h••••~•••••••••••••••••• •• ---·---·-· -·----·---· • • ••••~• ••~••••h ~~-•~ . ............ --~-·-···· ··············

0.35

~ 0.30

)/ "' LL

en

0.25 I-

I in 1/) Ql ... ... 0.20 en

I ...

0 ...

> 0.15 Ql r C

0.10 r 0.05 I

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion, psf 338

Rate of strain, in./min. 0.05981

Water content, % 46.9

Void ratio 1.367

Saturation, % 93.3

Dry density, pcf 71.7

Specimen diameter, in. 2.833

Specimen height, in. 5.856

Description: Soft gray clay (CH) with silt pockets and seams

LL= PL= Pl= Gs= 2.72 (Est.) Type: Undisturbed

Project: Land Bridge - Phase I, 11, 111 & IV Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 10, 2003

Remarks: Boring Number: 1

Pocket Penetrometer,tsf N/A Sample Number: 28

Height to Diameter Ratio 2.067: 1 Depth, feet: 35.25

Natural Resources Conservation Service Test No. 8

Figure 10

0.35 ·············• -~---········ ............ -- .. -·-·. -· --- -······-· -·- -·-- -·- ·········-·-·-···· •••-••"h••••••••••••••• ······················----······ ··············-·-·

0.30

~V 0.25 LL / en I-in

II) 0.20

I I!!

+a en ...

0 0.15 +a

I Cl)

C

0.10 f 0.05 I

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion , psf 319

Rate of strain, in./min. 0.06072

Water content, % 58.0

Void ratio 1.551

Saturation, % 101.2

Dry density, pcf 66.3

Specimen diameter, in. 2.833

Specimen height, in. 5.995

Description: Soft gray clay (CH) with silt pockets

LL= PL= Pl= Gs= 2.71 (Est.) Type: Undisturbed

Project: Land Bridge - Phase I, 11, 111 & IV Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 10, 2003

Remarks: Boring Number: 1

Pocket Penetrometer,tsf NIA Sample Number: 34

Height to Diameter Ratio 2.116 : 1 Depth, feet: 45.25

Natural Resources Conservation Service Test No. 9

Figure 11

0.45 --·-·-························ .................• ··············--···-····· ····-· ............... .......... -........ ········· ... -.. --·-········ ··················

0.40

..,,/ ~ 0.35

LL 0.30 en I I-vi 1/) 0.25 ~ I -en ...

0.20 0

I --~ > Cl)

0.15 C

j 0.10

0.05

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion , psf 409

Rate of strain, in./min. 0.05996

Water content, % 54.4

Void ratio 1.499

Saturation, % 98.7

Dry density, pcf 68.0

Specimen diameter, in. 2.833

Specimen height, in. 5.995

Description: Soft gray clay (CH) with silt pockets and partings

LL= 81 PL= 26 Pl= 55 Gs= 2.72 (Est.) Type: Undisturbed

Project: Land Bridge - Phase I, II, Ill & IV Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 10, 2003

Remarks: Boring Number: 1

Pocket Penetrometer,tsf N/A Sample Number: 40

Height to Diameter Ratio 2.116: 1 Depth, feet: 55.25

Natural Resources Conservation Service Test No. 10

Figure 12

0.16 ·························· ············ ·············- ·········· .......... -·························· ················· ··············-················-- :

! 0.14 y

-------? ~ I r---+----.._

0.12

LL.

ti)

0.10 I-

I ~ in Ill Cl) ... - 0.08 ti) j ...

0 -.!!!

> 0.06 Cl)

I C

0.04 t 0.02

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion , psf 145

Rate of strain, in./min. 0.06291

Water content, % 85.3

Void ratio 2.494

Saturation, % 93.1

Dry density, pcf 48.6

Specimen diameter, in. 2.833

Specimen height, in. 5.995

Description: Very soft dark gray clay (CH) with organic matter

LL= 132 PL= 25 Pl= 107 Gs= 2.72 (Est.) Type: Undisturbed

Project: Land Bridge - Phase I, 11, 111 & IV Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 11, 2003

Remarks: Boring Number: 2

Pocket Penetrometer,tsf NIA Sample Number: 1

Height to Diameter Ratio 2.116: 1 Depth, feet: 1.7

Natural Resources Conservation Service Test No. 11

Figure 13

AASHTO T296-94 I ASTM D2850-95

0.16 ................. ··················· •••••••• ••••••••••~••"h•••••· --~••••••••• ••••••••••••••••••••••••••• .......... ---·-·-·--······ ·-· ... ····· --~- ........ ····· ········ ...

0.14 -

·~ _..,., :: ~il--..e

0.12

LL I (/)

0.10 I-

I vi u, ~ .... 0.08 (/)

I I- '> 0.06

I C

0.04

I 0.02

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain {%)

Specimen number: 1

Cohesion, psf 139

Confining pressure, psi 2.4

Rate of strain, in./min. 0.10151

Water content, % 87.8

Void ratio 2.331

Saturation, % 98.0

Dry density, pcf 48.7

Specimen diameter, in. 2.833

Specimen height, in. 5.995

Description: Very soft dark gray clay (CH) with organic matter

LL= PL= Pl= Gs= 2.6 (Est.) Type: Undisturbed

Project No: 02485-2 Project: Land Bridge - Phase I, II, Ill & IV Date: February 13, 2003 Jefferson & Lafourche Parishes, LA Remarks:

Pocket Penetrometer,tsf N/A Boring No.: 2

Height to Diameter Ratio 2.116: 1 Sample No.: 3

Depth, feet: 4.25

Natural Resources Conservation Service Test No. 3

Figure 14

AASHTO T296-94 / ASTM D2850-95

0.45 ·-······· -- ........ -····· ---·-----··-·-····-········ ················-················· ···········-•·-········· •······•··· ·········--·---·-·· ······················· •·•····· ···········-······

···1

0.40 - - - 1

-SC,

l

0.35

/ LL 0.30

UJ /v I-

II) 0.25

~ I

UJ ...

0.20 0

I 1a ·s:

Q)

0.15 C

I

I

0.10

0.05

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion , psf 390

Confining pressure, psi 37.3

Rate of strain, in./min. 0.10501

Water content, % 225.6

Void ratio 5.442

Saturation,% 95.3

Dry density, pcf 22.3

Specimen diameter, in. 2.833

Specimen height, in. 5.995

Description: Soft black and dark gray organic clay (OH) with clay seams and peat pockets

LL= PL= Pl= Gs= 2.3 (Est.) Type: Undisturbed

Project No: 02485-2 Project: Land Bridge - Phase I, II, Ill & IV Date: February 13, 2003 Jefferson & Lafourche Parishes, LA Remarks:

Pocket Penetrometer,tsf N/A Boring No.: 2

Height to Diameter Ratio 2.116: 1 Sample No.: 5

Depth, feet: 6.25

Natural Resources Conservation Service Test No. 4

Figure 15

0.16 ----·······--·-········· -·························· ··-····················· ....... ·····-········· ···--·-··-············ . .... ·······---·---·············

0.14

0.12 •

I ~ LL

en

0.10 I-

I '\ ui

~ Ill

I!! - 0.08 en

I ~ ...

0 -.!!! '-. > 0.06 a., I ~ C

0.04

0.02 .

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion , psf 140

Rate of strain, in./min. 0.06048

Water content, % 80.9

Void ratio 2.043

Saturation, % 102.9

Dry density, pcf 53.3

Specimen diameter, in. 2.833

Specimen height, in. 5.995

Description: Very soft gray clay (CH) with organic matter

LL= 108 PL= 30 Pl= 78 Gs= 2.6 (Est.) Type: Undisturbed

Project: Land Bridge - Phase I, II, Ill & IV Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 11, 2003

Remarks: Boring Number: 2

Pocket Penetrometer,tsf N/A Sample Number: 7

Height to Diameter Ratio 2.116 : 1 Depth, feet: 8.5

Natural Resources Conservation Service Test No. 12

Figure 16

0.18 --····-·-················ -·- --· ............. ········································· ·····-----······· ·-·-············· ················ ········-··········· ·······---····•······•·-

0.16 A

0.14

I ~

I"+ LL 0.12

"' I-in 1/) 0.10 a, I

0.08 0

I 'tu ·s:

a, C 0.06 i 0.04

I 0.02

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion, psf 162

Rate of strain, in./min. 0.0599

Water content, % 107.7

Void ratio 2.958

Saturation, % 94.7

Dry density, pcf 41.0

Specimen diameter, in. 2.833

Specimen height, in. 5.995

Description: Very soft gray clay (CH) with organic matter and silt seams and pockets

LL= PL= Pl= Gs= 2.6 (Est.) Type: Undisturbed Project: Land Bridge - Phase I, 11, 111 & IV

Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 11, 2003

Remarks: Boring Number: 2

Pocket Penetrometer,tsf N/A Sample Number: 11

Height to Diameter Ratio 2.116:1 Depth, feet: 12.7

Natural Resources Conservation Service Test No. 13

Figure 17

0.14 -······················ ••--•n••••••• ••• .... ·-··-······-· -·-····· .... ······· ..... •••••••••••••••• ••••••~••"ho" ------- ---·- -·-· ............. ····-········-················

~ / ~ 0.12

0.10

~ u. I ~ rn I-in 0.08 (/) a, ... -rn ...

0 0.06 'tu

I ·s:

a, C

0.04

I 0.02 I

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion , psf 127

Rate of strain, in./min. 0.06307

Water content, % 100.8

Void ratio 2.716

Saturation,% 96.4

Dry density, pcf 43.7

Specimen diameter, in. 2.833

Specimen height, in. 5.995

Description: Very soft gray clay (CH) with organic matter and silt seams and pockets

LL= 148 PL= 35 Pl= 113 Gs= 2.6 (Est.) Type: Undisturbed

Project: Land Bridge - Phase I, 11, 111 & IV Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 11, 2003

Remarks: Boring Number: 2

Pocket Penetrometer,tsf N/A Sample Number: 15

Height to Diameter Ratio 2.116: 1 Depth, feet: 16.2

Natural Resources Conservation Service Test No. 14

Figure 18

0.12 ················ ·······•···•·•· ···-···~--····· ....... -~-·-·········~----· . .... -·-·--·-·-······· .... ··········--·· ----··········· ········-·······-·--··········

I ~ ___..-.- ......... V

0.10

V i

LI. 0.08 en

I I-ii fl) e - 0.06 en

I 0 -.!!!

> a,

0.04 C

I 0.02 I

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%}

Specimen number: 1

Cohesion, psf 107

Rate of strain, in./min. 0.0604

Water content, % 81.9

Void ratio 2.249

Saturation, % 99.1

Dry density, pcf 52.3

Specimen diameter, in. 2.833

Specimen height, in. 5.995

Description: Very soft gray clay (CH) with silt partings and pockets

LL= PL= Pl= Gs= 2.72 (Est.) Type: Undisturbed

Project: Land Bridge - Phase I, 11, Ill & IV Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 11, 2003

Remarks: Boring Number: 2

Pocket Penetrometer,tsf N/A Sample Number: 17

Height to Diameter Ratio 2.116: 1 Depth, feet: 18.4

Natural Resources Conservation Service Test No. 15

Figure 19

0.06 . . --- ··-· -- -·-·--············------·--······ ...... ························ ············-···- ·--···-········ --·-·-·-·-············· ..... ···········-········--

I

0.05 '

V

/ LL 0.04

U)

V I- 1/) e .I +' 0.03 U)

I ...

QI

0.02 C

I

0.01 '

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion , psf 56

Rate of strain, in./min. 0.05995

Water content, % 72.5

Void ratio 2.062

Saturation, % 95.7

Dry density, pcf 55.5

Specimen diameter, in. 2.833

Specimen height, in. 5.995

Description: Very soft gray clay (CH) with silt partings and pockets

LL= PL= Pl= Gs= 2.72 (Est.) Type: Undisturbed

Project: Land Bridge - Phase I, II, Ill & IV Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 11, 2003

Remarks: Boring Number: 2

Pocket Penetrometer,tsf N/A Sample Number: 21

Height to Diameter Ratio 2.116: 1 Depth, feet: 24.6

Natural Resources Conservation Service Test No. 16

Figure 20

0.14 . ····· -~--- ······- -··-·~----~-- ............ ····················· ....- ······· .... --~- ····-··· .. ----------·-·-·········~---·-- -----·---·--·-·············· ..•.

V

0.12

/ 0.10

u. / "' I- I in 0.08 Ill

I E ...

0 0.06 ...

I .!!!

> a, C

0.04 t 0.02 i i 0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion , psf 129

Rate of strain, in./min. 0.06328

Water content, % 67.7

Void ratio 1.904

Saturation, % 96.8

Dry density, pcf 58.5

Specimen diameter, in. 2.833

Specimen height, in. 5.995

Description: Very soft gray clay (CH) with silt partings and pockets

LL= PL= Pl= Gs= 2.72 (Est.) Type: Undisturbed

Project: Land Bridge - Phase I, II, Ill & IV Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 11, 2003

Remarks: Boring Number: 2

Pocket Penetrometer,tsf N/A Sample Number: 23

Height to Diameter Ratio 2.116:1 Depth, feet: 30.2

Natural Resources Conservation Service Test No. 17

Figure 21

0.14 ----····~---·••66•• ...... . ----~-·-·•·6• ..• ...... --· ... 6.••······················· ............ ····-~--····•·6•·•·6• ····••6 ••••••N-~h••••••

0.12

/ 0.10 /

LL 1/ ti) I-in 0.08 Cl)

/ E ...

ti) ...

0 0.06 ... if,,. .!!!

I > (I)

C

0.04

I 0.02 I

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion , psf 128

Rate of strain, in./min. 0.06317

Water content, % 56.1

Void ratio 1.521

Saturation, % 100.3

Dry density, pcf 67.3

Specimen diameter, in. 2.833

Specimen height, in. 5.995

Description: Very soft gray clay (CH) with silt seams and partings

LL= PL= Pl= Gs= 2.72 (Est.) Type: Undisturbed

Project: Land Bridge, Phase I, 11, 111 & IV Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 11, 2003

Remarks: Boring Number: 2

Pocket Penetrometer,tsf N/A Sample Number: 27

Height to Diameter Ratio 2.116: 1 Depth, feet 40.3

Natural Resources Conservation Service Test No. 18

Figure 22

AASHTO T296-94 / ASTM D2850-95

0.45 ············· ·········· ••• •••••~h•• .. ···~- ....... ··············· ·······-·-·-·--·-·~ ·-·~-~~. -. ········-··············· ........... --~---. ... -·--. ---·~- -~------- . ······,····-·

0.40 ::; ::; .--e---- -

0.35

/ LL 0.30

ti) /

I- / Cl)~

Cl) 0.25 ~ I -ti) ...

0.20 0

I -<ti ·;:

QJ

0.15 C

I l (

0.10

0.05

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion, psf 391

Confining pressure, psi 37.3

Rate of strain, in./min. 0.10501

Water content, % 61.3

Void ratio 1.762

Saturation, % 94.6

Dry density, pcf 61.5

Specimen diameter, in. 2.833

Specimen height, in. 5.995

Description: Soft gray clay (CH) with silt seams and partings

LL= 89 PL= 26 Pl= 63 Gs= 2.72 (Est.) Type: Undisturbed

Project No: 02485-2 Project: Land Bridge - Phase I, II, Ill & IV Date: February 13, 2003 Jefferson & Lafourche Parishes, LA Remarks:

Pocket Penetrometer,tsf NIA Boring No.: 2

Height to Diameter Ratio 2.116:1 Sample No.: 32

Depth, feet: 50.75

Natural Resources Conservation Service Test No. 5

Figure 23

0.45 ························ ········ ···················•· .... , 0.40

~ / 0.35

LL 0.30

"' • I- I ci 1/) 0.25 (I)

I ... -"' ...

0.20 0

I -.!:!!

(I)

C 0.15

I 0.10 t 0.05 I

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion , psf 403

Rate of strain, in./min. 0.06152

Water content, % 46.0

Void ratio 1.312

Saturation, % 95.4

Dry density, pcf 73.4

Specimen diameter, in. 2.833

Specimen height, in. 5.995

Description: Soft gray clay (CH) with silt seams and partings and trace of shell fragments

LL= PL= Pl= Gs= 2.72 (Est.) Type: Undisturbed

Project: Land Bridge - Phase I, II, Ill & IV Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 12, 2003

Remarks: Boring Number: 2

Pocket Penetrometer,tsf N/A Sample Number: 36

Height to Diameter Ratio 2.116 : 1 Depth, feet: 60.4

Natural Resources Conservation Service Test No. 19

Figure 24

AASHTO T296-94 / ASTM D2850-95

0.08 •••••••••••h••• ·········-·-··-··············· ············· ······--·-·-···············-·········· ······- -----···---············ --·--·---····-···-·····························

0.07 ~ '.:' - I _____. V - I c~

0.06

I

LI.

en

0.05 I-

V in

U) I ~ - 0.04 en

I ...

0 - ! (ti

'> 0.03 Cl)

I 0

0.02 I

0.01

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion , psf 72

Confining pressure, psi 2.0

Rate of strain, in./min. 0.11362

Water content, % 204.0

Void ratio 6.580

Saturation, % 84.3

Dry density, pcf 22.4

Specimen diameter, in. 2.833

Specimen height, in. 5.995

Description: Very soft dark gray and black clay (CH) with organic matter, peat seams and pockets

LL= 246 PL= 78 Pl= 168 Gs= 2.72 (Est.) Type: Undisturbed

Project No: 02485-2 Project: Land Bridge - Phase I, II, Ill & IV Date: February 13, 2003 Jefferson & Lafourche Parishes, LA Remarks:

Pocket Penetrometer,tsf N/A Boring No.: 3

Height to Diameter Ratio 2.116: 1 Sample No.: 1

Depth, feet: 3

Natural Resources Conservation Service Test No. 6

Figure 25

AASHTO T296-94 / ASTM D2850-95

0.14 ......... ........ -·· -·-· ······•······-- .•.. -·- ······••¥·•··· ....... ••••••N ·······-··---········· .............. ·········· -·--················•·······

~ _..,..e,--- f'--e 0.12

~ )v 0.10

LL / en I-rn 0.08 Ill V (IJ en ...

0 0.06 ,...

I .!!!

(IJ

C 0.04

I

0.02 '

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion, psf 130

Confining pressure, psi 2.0

Rate of strain, in./min. 0.10705

Water content, % 305.2

Void ratio 7.587

Saturation, % 92.5

Dry density, pcf 16.7

Specimen diameter, in. 2.833

Specimen height, in. 5.995

Description: Very soft black and gray organic clay (OH) with peat seams

LL= PL= Pl= Gs= 2.3 (Est.) Type: Undisturbed

Project No: 02485-2 Project: Land Bridge - Phase I, II, Ill & IV Date: February 13, 2003 Jefferson and Lafourche Parishes, LA Remarks:

Pocket Penetrometer,tsf N/A Boring No.: 3

Height to Diameter Ratio 2.116: 1 Sample No.: 3

Depth, feet: 5.25

Natural Resources Conservation Service Test No. 7

Figure 26

0.25 ·······•·············•··· •-•••••-••••N•••• .....................•.......... ............. ....... ·····--·············· ··-- -------· .... ···-··

0.20 --'

V ~ u.. I ~'

CJ)

I-

0.15 ii

Cl)

CJ)

I ...

'la 0.10 I'\.. l ·s;:

I ~ Cl)

C r--..

0.05

I 0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion, psf 203

Rate of strain, in./min. 0.06325

Water content, % 72.7

Void ratio 1.994

Saturation, % 99.2

Dry density, pcf 56.7

Specimen diameter, in. 2.833

Specimen height, in. 5.995

Description: Very soft dark gray clay (CH), fissured, with silt pockets

LL= 109 PL= 29 Pl= 80 Gs= 2.72 (Est.) Type: Undisturbed

Project: Land Bridge - Phase I, 11, 111 & IV Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 12, 2003

Remarks: Boring Number: 3

Pocket Penetrometer,tsf N/A Sample Number: 7

Height to Diameter Ratio 2.116: 1 Depth, feet: 9.5

Natural Resources Conservation Service Test No. 20

Figure 27

AASHTO T296-94 / ASTM D2850-95

0.25 ········-. ·······-· ···········-······--··· ···········--··----··· ··············· ·········-············-· ········- --·-·-···-······--···········

0.20

V LL I en I-

0.15 II)

I

II)

~ -en ...

0 -C'CI 0.10 ·s;:

I/ Cl)

Cl

0.05 I

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion, psf 219

Confining pressure, psi 9.0

Rate of strain, in./min. 0.10023

Water content, % 109.7

Void ratio 2.895

Saturation, % 98.5

Dry density, pcf 41.7

Specimen diameter, in. 2.833

Specimen height, in. 5.995

Description: Very soft gray clay (CH) with organic matter

LL= PL= Pl= Gs= 2.6 (Est.) Type: Undisturbed

Project No: 02485-2 Project: Land Bridge - Phase I, 11, Ill & IV Date: February 13, 2003 Jefferson & Lafourche Parishes, LA Remarks:

Pocket Penetrometer,tsf N/A Boring No.: 3

Height to Diameter Ratio 2.116: 1 Sample No.: 11

Depth, feet: 13.3

Natural Resources Conservation Service Test No. 8

Figure 28

0.18 ••••••••••••·,••••• ••••--•••· •••••N•··· ,· - ·-···---·-·---·····-······ ····--·- .......... ··················•···

0.16 '

0.14

/ u. 0.12 I Cl) V !

I-

II) ! 1/) 0.10

I!! I i Cl) ...

0.08 ' 0

I .'§ Ql

C 0.06

I 0.04

I 0.02

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion, psf 154

Rate of strain, in./min. 0.05904

Water content, % 85.6

Void ratio 2.363

Saturation, % 98.5

Dry density, pcf 50.5

Specimen diameter, in. 2.833

Specimen height, in. 5.958

Description: Very soft gray clay (CH) with silt partings, pockets and clay lenses

LL= 92 PL= 26 Pl= 66 Gs= 2.72 (Est.) Type: Undisturbed

Project: Land Bridge - Phase I, 11, 111 & IV Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 13, 2003

Remarks: Boring Number: 3

Pocket Penetrometer,tsf N/A Sample Number: 15

Height to Diameter Ratio 2.103: 1 Depth, feet: 17.4

Natural Resources Conservation Service Test No. 21

Figure 29

0.10 .... ··················- .... ·-·- - ................ -· ...................... ········· -·· -·· .... ····-· -················ .......... ·-·- ········-···-·- i

0.09

0.08 ~

¥ 0.07

LL // en I-

0.06 ~ / II)

~ - 0.05 en V ...

I 0 --~ 0.04

> I a, C

0.03 f 0.02 T

0.01

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion , psf 86

Rate of strain, in./min. 0.06209

Water content, % 72.8

Void ratio 2.043

Saturation, % 97.0

Dry density, pcf 55.8

Specimen diameter, in. 2.833

Specimen height, in. 5.932

Description: Very soft gray clay (CH) with silt partings and pockets

LL= PL= Pl= Gs= 2.72 (Est.) Type: Undisturbed

Project: Land Bridge - Phase I, II, Ill & IV Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 13, 2003

Remarks: Boring Number: 3

Pocket Penetrometer,tsf N/A Sample Number: 19

Height to Diameter Ratio 2.094: 1 Depth, feet: 20.9

Natural Resources Conservation Service Test No. 22

Figure 30

0.25 ....... . ········~- .. ····-············· ···········. --~----- --···--- ..... ···················~--·~ ...... ----~-----·-·····-···

A

0.20

I ------.__

"-+ LL

ti) I-

0.15 ii

II)

~ -ti) ...

0 -.!:2 0.10

I Cl)

C

0.05

I 0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion, psf 223

Rate of strain, in./min. 0.06281

Water content, % 73.0

Void ratio 2.022

Saturation, % 98.2

Dry density, pcf 56.2

Specimen diameter, in. 2.833

Specimen height, in. 5.993

Description: Very soft gray clay (CH) with silt partings and pockets

LL= 107 PL= 31 Pl= 76 Gs= 2.72 (Est.) Type: Undisturbed

Project: Land Bridge - Phase I, 11, Ill & IV Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 13, 2003

Remarks: Boring Number: 3

Pocket Penetrometer,tsf NIA Sample Number: 23

Height to Diameter Ratio 2.115 : 1 Depth, feet: 31.7

Natural Resources Conservation Service Test No. 26

Figure 31

0.20 ••••••••--• ••••••••¥••-••••h• .......... --- .. ························· ·················· ····························- ...... ······--·--·-·---

0.18

/ 0.16

0.14 /

LL ./ !

(/) I I-

0.12 {

II) V l 1/)

I E - 0.10 ' (/)

I ' ...

'tu 0.08 '> I Q)

C 0.06

I 0.04

I 0.02

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion , psf 188

Rate of strain, in./min. 0.063

Water content, % 73.4

Void ratio 1.987

Saturation,% 100.4

Dry density, pcf 56.8

Specimen diameter, in. 2.833

Specimen height, in. 6.017

Description: Very soft gray clay (CH) with silt partings and pockets

LL= PL= Pl= Gs= 2.72 (Est.) Type: Undisturbed

Project: Land Bridge - Phase I, 11, Ill & IV Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 14, 2003

Remarks: Boring Number: 3

Pocket Penetrometer,tsf N/A Sample Number: 27

Height to Diameter Ratio 2.124: 1 Depth, feet: 41.4

Natural Resources Conservation Service Test No. 27

Figure 32

0.40 ···········•·••••·•·•·····• ~-·· ~-- ~- ......... ~-- --~-- ······· ········· ···················· ...... --·---·················· .... ---~---······~~-~--~---

0.35 -v ~ / ..__ 0.30

/1/ ~ LL

~ Cl)

0.25 I-

/ ii

II)

a, .... .. 0.20 Cl) /~ 0 .. -~ 0.15 > a, I C

0.10

I 0.05 I

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion , psf 340

Rate of strain, in./min. 0.06404

Water content, % 68.9

Void ratio 1.841

Saturation, % 101.8

Dry density, pcf 59.8

Specimen diameter, in. 2.833

Specimen height, in. 6.036

Description: Soft gray clay (CH) with silt partings and pockets

LL= PL= Pl= Gs= 2.72 (Est.) Type: Undisturbed

Project: Land Bridge - Phase I, 11, Ill & IV Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 14, 2003

Remarks: Boring Number: 3

Pocket Penetrometer,tsf N/A Sample Number: 31

Height to Diameter Ratio 2.131 : 1 Depth, feet: 51.3

Natural Resources Conservation Service Test No. 28

Figure 33

0.40 ......................... ······ ··-· .... ··········· ········-· .............. ······ ······················ ·•·••···•· ·-··· .... ·--· . •••--••••N••••••-••••••••••• ············

0.35

V ~~ 0.30

I I~ LI. ........ CJ)

0.25 I-

I 1/1- 1/1

~ - 0.20 CJ)

I ..

0.15 > a, ' C

0.10

0.05

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion, psf 373

Rate of strain, in./min. 0.06145

Water content, % 68.7

Void ratio 1.714

Saturation, % 109.0

Dry density, pcf 62.6

Specimen diameter, in. 2.833

Specimen height, in. 6.061

Description: Soft dark gray clay (CH) with silt seams, partings and pockets, and sand pockets

LL= 95 PL= 31 Pl= 64 Gs= 2.72 (Est.) Type: Undisturbed

Project: Land Bridge - Phase I, II, Ill & IV Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 14, 2003

Remarks: Boring Number: 3

Pocket Penetrometer,tsf N/A Sample Number: 35

Height to Diameter Ratio 2.139: 1 Depth, feet: 61.4

Natural Resources Conservation Service Test No. 29

Figure 34

0.25 ............. ······· ..... ~---~~---·. ....... ~--······· .......... ---~---· ································-- ························· ., ..

0.20 -- -- V

~ LI. I Cl)

0.15 in

Cl) Q) ... -Cl) ...

0 -,!'g 0.10

I Q) C

0.05

I

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%}

Specimen number: 1

Cohesion , psf 208

Rate of strain, in.Im in. 0.0641

Water content, % 61.2

Void ratio 1.628

Saturation, % 99.7

Dry density, pcf 63.0

Specimen diameter, in. 2.833

Specimen height, in. 6.042

Description: Very soft gray clay (CH), fissured, with trace of organic matter

LL= PL= Pl= Gs= 2.65 (Est.) Type: Undisturbed

Project: Land Bridge - Phase I, II, Ill & IV Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 13, 2003

Remarks: Boring Number: 4

Pocket Penetrometer,tsf N/A Sample Number: 7

Height to Diameter Ratio 2.133: 1 Depth, feet: 9.3

Natural Resources Conservation Service Test No. 23

Figure 35

0.18 •••••••••••••••~•••••••••••h ········-·· - -·- ..... ~---·~ ...... ~-··. ~-. ~- ..... -·· ·-···•-.•········-·----· ~--~-·-~-~--~ ....... ···········~----·~---··

0.16 A

I \ 0.14

I \ LL 0.12 rn ► \ I-

\ vi U) 0.10 f \ -rn ...

0.08 0

(II

0.06 C •

0.04

0.02

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion, psf 165

Rate of strain, in.Im in. 0.06565

Water content, % 100.6

Void ratio 2.613

Saturation, % 102.0

Dry density, pcf 45.8

Specimen diameter, in. 2.833

Specimen height, in. 5.967

Description: Very soft gray clay (CH), fissured, with trace of organic matter

LL= PL= Pl= Gs= 2.65 (Est.) Type: Undisturbed

Project: Land Bridge - Phase I, II, Ill & IV Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 13, 2003

Remarks: Boring Number: 4

Pocket Penetrometer,tsf N/A Sample Number: 9

Height to Diameter Ratio 2.106: 1 Depth, feet: 11.75

Natural Resources Conservation Service Test No. 24

Figure 36

AASHTO T296-94 / ASTM D2850-95

0.35 ........ -·-. -·-·- ~ -·-···· ............................ ---·--······ ······~--·····~--····. -~--~~- ~--·-·· ........... ................ . ...... ·····························

0.30 -

~ - -0.25

I LL

CJ)

I-

,I en 0.20 II)

I E

CJ) ...

0 0.15 :§

I > Cl)

C

0.10

I 0.05 :

I

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion , psf 289

Confining pressure, psi 7.6

Rate of strain, in./min. 0.0982

Water content, % 148.9

Void ratio 4.000

Saturation, % 96.8

Dry density, pcf 32.5

Specimen diameter, in. 2.833

Specimen height, in. 5.995

Description: Soft gray and dark gray clay (CH) with organic matter and organic clay seams

LL= 145 PL= 32 Pl= 113 Gs= 2.6 (Est.) Type: Undisturbed

Project No: 02485-2 Project: Land Bridge - Phase I, II, Ill & IV Date: February 14, 2003 Jefferson & Lafourche Parishes, LA Remarks:

Pocket Penetrometer,tsf N/A Boring No.: 4

Height to Diameter Ratio 2.116: 1 Sample No.: 11

Depth, feet: 13.5

Natural Resources Conservation Service Test No. 12

Figure 37

AASHTO T296-94 / ASTM D2850-95

0.25 ..... .. ····· ................ ··········· •...•......... ............ ···-·•············ ............... ········· ······· ···························-

/ 0.20

V LL

en I I-

0.15 v, I Cl) QJ ... ..... en ...

0 ..... -~ 0.10

I

QJ

C

0.05 l '

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion, psf 234

Confining pressure, psi 9.0

Rate of strain, in./min. 0.07563

Water content, % 198.7

Void ratio 4.744

Saturation, % 96.3

Dry density, pcf 25.0

Specimen diameter, in. 2.833 Specimen height, in. 5.995

Description: Very soft black and dark gray organic clay (CH)

LL= 164 PL= 43 Pl= 121 Gs= 2.3 (Est.) Type: Undisturbed

Project No: 02485-2 Project: Land Bridge - Phase I, II, Ill & IV Date: February 20, 2003 Jefferson & Lafourche Parishes, LA Remarks:

Pocket Penetrometer,tsf N/A Boring No.: 4

Height to Diameter Ratio 2.116: 1 Sample No.: 13

Depth, feet: 14.8

Natural Resources Conservation Service Test No. 13

Figure 38

AASHTO T296-94 / ASTM D2850-95

0.30 ·············· ......... .......... ····· ....• ........ ..... ·····••······ ··········· ···-··•········ . ...... ·············-··· ---

0.25

/ LL 0.20 en

/ I-

II)

II)

~ f .... 0.15 en / ...

1/ 0

Cll

0.10 C

/ 0.05

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion, psf 261

Confining pressure, psi 10.4

Rate of strain, in./min. 0.0927

Water content, % 39.8

Void ratio 1.144

Saturation, % 94.6

Dry density, pcf 79.2

Specimen diameter, in. 2.833 Specimen height, in. 5.995

Description: Soft gray clay (CH), slightly silty, with sand seams and mica

LL= 59 PL= 28 Pl= 31 Gs= 2.72 (Est.) Type: Undisturbed

Project No: 02485-2 Project: Land Bridge - Phase I, II, 111 & IV Date: February 20, 2003 Jefferson & Lafourche Parishes, LA Remarks:

Pocket Penetrometer,tsf NIA Boring No.: 4

Height to Diameter Ratio 2.116: 1 Sample No.: 15

Depth, feet: 16.7

Natural Resources Conservation Service Test No. 14

Figure 39

0.18 ...................... ······················ .... ········ ...... ......... .. ·······················································

·1

0.16 r-+---

0.14

LL 0.12 /

(/) ;· I- 1/1-

1/1 0.10 QJ I ... -(/) I ...

0.08 0

I -.!2

QJ

0.06 C

I 0.04

I 0.02 I

0.00 I

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion , psf 171

Rate of strain, in./min. 0.05852

Water content, % 75.9

Void ratio 2.000

Saturation, % 103.3

Dry density, pcf 56.6

Specimen diameter, in. 2.833

Specimen height, in. 5.638

Description: Very soft gray clay (CH) with silt seams and partings

LL= 93 PL= 28 Pl= 65 Gs= 2.72 (Est.) Type: Undisturbed

Project: Land Bridge - Phase I, 11, Ill & IV Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 18, 2003

Remarks: Boring Number: 4

Pocket Penetrometer,tsf N/A Sample Number: 17

Height to Diameter Ratio 1.99: 1 Depth, feet: 19.1

Natural Resources Conservation Service Test No. 30

Figure 40

0.35 ····································· ············· ........................ ·~-~- ••••••••••••~••"+oh•••• ···········-······· ............................. -·~, .. ... ,

0.30 ~ --....._

I '\

0.25 ~

LL V ' en I-

~ vi 0.20 II) ........... QJ ~ en ...

0 0.15

QJ

C

0.10

I 0.05

I 0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion , psf 315

Rate of strain, in./min. 0.06126

Water content, % 70.3

Void ratio 1.863

Saturation, % 102.7

Dry density, pct 59.3

Specimen diameter, in. 2.833

Specimen height, in. 5.812

Description: Soft gray clay (CH) with silt seams and partings

LL= PL= Pl= Gs= 2.72 (Est.) Type: Undisturbed

Project: Land Bridge - Phase I, II, Ill & IV Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 19, 2003

Remarks: Boring Number: 4

Pocket Penetrometer,tsf NIA Sample Number: 22

Height to Diameter Ratio 2.052: 1 Depth, feet: 25.75

Natural Resources Conservation Service Test No. 51

Figure 41

0.35 .... ---~······~---···· ·················· ······· ...... ··················- ·············-······· --~- --~-----·~------· ····- ·········~---·-···· ·······

0.30 /.- ~ l

V ~ } ~ 0.25

LL

(JJ

In 0.20 Cl)

I e ...

(JJ ...

0 0.15 ...

I -~ > (1)

C

0.10

0.05

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain(%)

Specimen number: 1

Cohesion , psf 330

Rate of strain, in./min. 0.06124

Water content, % 64.9

Void ratio 1.769

Saturation, % 99.8

Dry density, pcf 61.3

Specimen diameter, in. 2.833

Specimen height, in. 5.893

Description: Soft gray clay (CH) with silt seams and partings

LL= PL= Pl= Gs= 2.72 (Est.) Type: Undisturbed

Project: Land Bridge - Phase I, II, Ill & IV Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 19, 2003

Remarks: Boring Number: 4

Pocket Penetrometer,tsf N/A Sample Number: 28

Height to Diameter Ratio 2.08: 1 Depth, feet: 36.75

Natural Resources Conservation Service Test No. 52

Figure 42

0.45 ··- .. -·-·-·-·-···- -···-············ ·-·-·- -·-········ --- . ---- ---·--·- ········--·-····--···-----------·-·········--- ·················· ..... , 0.40

0.35 j~ ~

I ~ --.____

LI.. 0.30

tfJ I

I-en 1/) 0.25 ~ I -tfJ ...

0.20 0 -cu ·;;

a,

0.15 C

0.10

0.05

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1 Cohesion, psf 384

Rate of strain, in./min. 0.06034

Water content, % 46.7

Void ratio 1.430

Saturation, % 88.8

Dry density, pcf 69.9

Specimen diameter, in. 2.833

Specimen height, in. 5.894

Description: Soft gray clay (CH) with silt seams and partings

LL= PL= Pl= Gs= 2.72 (Est.) Type: Undisturbed

Project: Land Bridge - Phase I, 11, Ill & IV Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 19, 2003

Remarks: Boring Number: 4

Pocket Penetrometer,tsf N/A Sample Number: 34

Height to Diameter Ratio 2.08: 1 Depth, feet: 46.75

Natural Resources Conservation Service Test No. 53

Figure 43

0.40 -- ········-· ..•... .......... ···•···. . ····-- - ·········---····-· ······· ···-·- -----···--···· ·····•··· ··•·····----·- ··········•·· •nu,,.

~ -0.35

/ 0.30

J V

LI.

en

0.25 I-

I c;

1/)

~ - 0.20 en

I 7 ...

0 -ITS ·;: 0.15

Ill

1 C

0.10

0.05

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion , psf 370

Rate of strain, in./min. 0.05741

Water content, % 55.0

Void ratio 1.583

Saturation, % 94.5

Dry density, pcf 65.7

Specimen diameter, in. 2.833

Specimen height, in. 5.752

Description: Soft gray clay (CH) with silt pockets

LL= PL= Pl= Gs= 2.72 (Est.) Type: Undisturbed

Project: Land Bridge - Phase I, II, Ill & IV Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 19, 2003

Remarks: Boring Number: 4

Pocket Penetrometer,tsf N/A Sample Number: 38

Height to Diameter Ratio 2.03: 1 Depth, feet: 55.25

Natural Resources Conservation Service Test No. 54

Figure 44

AASHTO T296-94 / ASTM 02850-95

0.50

0.45

1----'T - -

----- --,r-- 0.40

/ 0.35 l,0'

LI. / (J)

I- 0.30

II) I (/)

a, .. .... 0.25 (J)

I ..

Cl! 0.20 ·s:

I a, 0.15

I 0.10

I 0.05 I

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion , psf 433

Confining pressure, psi 48.5

Rate of strain, mm/min 0.07621

. Water content, % 55.5

Void ratio 1.471

Saturation, % 102.6

Dry density, pcf 68.7

Specimen diameter, cm 2.833

Specimen height, cm 5.995

Description: Soft gray clay (CH) with silt pockets

LL= 60 PL= 26 Pl= 34 Gs= 2.72 (Est.) Type: Undisturbed

Project: Land Bridge - Phases I, 11, Ill & IV

Project No: 02485-2 Jefferson and LaFourche Parishes, LA

Date: February 21, 2003

Remarks:

Pocket Penetrometer, tsf = N/A Boring No.: 4

Height to Diameter Ratio 2.116: 1 Sample No.: 43

Depth, feet: 65.75

Natural Resources Conservation Service Test No. 23

Figure 44-a

0.40 ... ········ .... ··--~---·· -·. ......... ~ --~-- ~---·--···· ·--············· ---~--~---···· ··- ................. ······· ... ·•,.·~---·

0.35 ..,_ I-""'" ..

v

0.30 /~

LL

Cl)

0.25 I-

I Ill~ Ill f - 0.20 Cl)

I ...

0 -ca ·s: 0.15 Cl) f C

0.10

0.05

0.00 '

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%}

Specimen number: 1

Cohesion , psf 367

Rate of strain, in./min. 0.05749

Water content, % 47.5

Void ratio 1.405

Saturation, % 92.0

Dry density, pcf 70.6

Specimen diameter, in. 2.833

Specimen height, in. 5.803

Description: Soft gray and dark gray clay (CH) with silt pockets and partings

LL= PL= Pl= Gs= 2.72 (Est.) Type: Undisturbed

Project: Land Bridge - Phase I, II, Ill & IV Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 19, 2003

Remarks: Boring Number: 4

Pocket Penetrometer,tsf N/A Sample Number: 47

Height to Diameter Ratio 2.048: 1 Depth, feet: 71.25

Natural Resources Conservation Service Test No. 55

Figure 45

0.45 ....................... ········- ............ ••••••••••••-•••-••"h•••••• ····-················

0.40 _ i.-----

I.-+-"

0.35

./ LL 0.30 en V I- I vi 1/) 0.25 ~ I -en s..

0.20 0

1 -.!2

QJ

0.15 C

I 0.10 r 0.05 I

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion , psf 428

Rate of strain, in./min. 0.06006

Water content, % 45.2

Void ratio 1.293

Saturation, % 95.1

Dry density, pcf 74.0

Specimen diameter, in. 2.833

Specimen height, in. 5.810

Description: Soft gray and dark gray clay (CH) with silt partings and pockets

LL= 69 PL= 26 Pl= 43 Gs= 2.72 (Est.) Type: Undisturbed

Project: Land Bridge - Phase I, 11, Ill & IV Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 19, 2003

Remarks: Boring Number: 4

Pocket Penetrometer,tsf N/A Sample Number: 53

Height to Diameter Ratio 2.051 : 1 Depth, feet: 81.75

Natural Resources Conservation Service Test No. 56

Figure 46

AASHTO T296-94 / ASTM D2850-95

0.12 .. ····-·-········· ............ ·-·--······--·- --·-···-··················--· ---- ·······························-·······························-················,-·

0.10 -- --

LL 0.08 en

/ I-ui U)

I!! - 0.06 en

I ...

QI

0.04 C

I 0.02 i

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain {%)

Specimen number: 1

Cohesion , psf 100

Confining pressure, psi 2.0

Rate of strain, in.Im in. 0.10827

Water content, % 100.4

Void ratio 2.786

Saturation, % 93.7

Dry density, pcf 42.9

Specimen diameter, in. 2.833 Specimen height, in. 5.995

Description: Very soft brown, dark gray and gray organic clay (OH) with clay seams

LL= PL= Pl= Gs= 2.6 (Est.) Type: Undisturbed

Project No: 02485-2 Project: Land Bridge - Phase I, II, Ill & IV Date: February 13, 2003 Jefferson & Lafourche Parishes, LA Remarks:

Pocket Penetrometer,tsf N/A Boring No.: 5

Height to Diameter Ratio 2.116: 1 Sample No.: 1

Depth, feet: 2

Natural Resources Conservation Service Test No. 9

Figure 47

0.18 ................. -·~- ·····~ -·~-- ..... ············ ........ ·············· ~--~ --·--·--············· ··························· ..... ·············-············

0.16

0.14 /

I/ LL 0.12

V)

I I-vi Cl) 0.10 f -V) ...

0.08 0

I :§

I > a,

0.06 C

i

0.04 i

1 0.02

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion, psf 156

Rate of strain, in./min. 0.06311

Water content, % 75.6

Void ratio 2.010

Saturation, % 99.7

Dry density, pcf 55.0

Specimen diameter, in. 2.833

Specimen height, in. 5.995

Description: Very soft gray and dark gray clay (CH), fissured, with trace of organic matter

LL= PL= Pl= Gs= 2.65 (Est.) Type: Undisturbed

Project: Land Bridge - Phase I, 11, Ill & IV Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 18, 2003

Remarks: Boring Number: 5

Pocket Penetrometer,tsf N/A Sample Number: 5

Height to Diameter Ratio 2.116 : 1 Depth, feet: 6.4

Natural Resources Conservation Service Test No. 31

Figure 48

0.16 ~-- ....... ~ .......... ··················· ••••••~••h••••• ··········- . .... ~ -~---·············· ·····•·

0.14

.V 0.12

I u.

rJ)

0.10 I-

I ii

II)

E - 0.08 rJ)

I ...

0 --~ > 0.06 a, I C

0.04

0.02

0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion , psf 149

Rate of strain, in./min. 0.05981

Water content, % 82.9

Void ratio 2.234

Saturation, % 98.3

Dry density, pcf 51.2

Specimen diameter, in. 2.833

Specimen height, in. 5.995

Description: Very soft gray and dark gray clay (CH), fissured, with trace of organic matter

LL= 100 PL= 26 Pl= 74 Gs= 2.65 (Est.) Type: Undisturbed

Project: Land Bridge - Phase I, II, Ill & IV Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 18, 2003

Remarks: Boring Number: 5

Pocket Penetrometer,tsf N/A Sample Number: 7

Height to Diameter Ratio 2.116: 1 Depth, feet: 8.4

Natural Resources Conservation Service Test No. 32

Figure 49

0.16 ........ ····- -······· ..................... ········ ......•... -··· .................. ·······-··_._.· •• ••••• •••• • •• ••• ••• • ••• ~- • ••• • • • • • • ••• • •••• •••• ••••••• • •••h • • •· • • • • • •

0.14

~ r-+---.-

0.12

I

LI.

en

0.10 I-

I Ill- Ill Cl) ... - 0.08 en

I ...

0 -.!!!

0.06 > Cl) j C

0.04

0.02 I

' I 0.00

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5

Axial Strain (%)

Specimen number: 1

Cohesion, psf 135

Rate of strain, in./min. 0.06305

Water content, % 101.9

Void ratio 2.710

Saturation, % 99.6

Dry density, pcf 44.6

Specimen diameter, in. 2.833

Specimen height, in. 5.995

Description: Very soft gray and dark gray clay (CH), fissured, with trace of organic matter

LL= PL= Pl= Gs= 2.65 (Est.) Type: Undisturbed

Project: Land Bridge - Phase I, 11, Ill & IV Project No: 02485-2 Jefferson & Lafourche Parishes, LA

Date: February 18, 2003

Remarks: Boring Number: 5

Pocket Penetrometer,tsf N/A Sample Number: 9

Height to Diameter Ratio 2.116: 1 Depth, feet: 10.5

Natural Resources Conservation Service Test No. 33

Figure 50

AASHTO T296-94 / ASTM D2850-95

0.25 ... • • ••• • • • • • • • • • • • • • •·• ••••• ••••• ••~~-•~~••h • ~~- ~ .... ········ ~-- ... -~- .... ~--~--- .•. ........ ····················-··· -~-~----.-~ ·················~-- ~ -~---------··· ········••;•········· ...•

I

0.20

I LL

C/J I-in 0.15 Cl)

I f ...

C/J ...

0 ...

. !:2 0.10

I > a, C

0.05

0.00

0.0 2.5 5.0 7.5…