U.S. ARMY CORPS OF ENGINEERS

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BORING NO.

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39

DATE: BEGIN

06/14/90

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CHANNEL TO VICTORIA

SUMMARY OF LABORATORY TEST RESULTS

VICTORIA, TEXAS

Boring No.

SPT

Dry

Wet

Depth

PP

Blows

Visual

USC

Mc

Unit

Unit

LL

S#

(ft)

(tsl)

per

Classification

(%)

WI

WI

(%)

Foot

JJl.cfL JJlcfL

1

o -

2

2.50

Gray, SANDY CLAY, very stiff, with silt and

CL

22.9

99.6

122.4

calcareous nodules

2

2 - 4

2.75

Gray,

SANDY CLAY, very stiff, with blocky

CL

19.4

structure and calcareous nodules

3

4 - 6

2.50

Gray, SANDY CLAY, stiff, with sand pockets

CL

20.1

106.2 127.5

4

6 - 8

3.75

Gray,

SANDY CLAY, very stiff, with calcareous

CL

22.8

nodules and sand pockets

5

8 -

10

2.75

Gray,

SANDY CLAY, very stiff, with calcareous

CL

22.1

nodules, slikensided

6

10 - 12

2.50

Gray, CLAY, very stiff, slightly sandy with

CL

24.2

100.3 124.6

calcareous nodules, slickensided

7

12 -

14

2.50

Gray, CLAY, very stiff, slightly sandy, with

CL

22.0

calcareous nodules

8

14 - 16

4.50

Gray, CLAY, hard, slightly sandy, with calcareous

CL

24.2

nodules slickensided

9

17 - 19

3.00

Gray, CLAY, very stiff, slightly sandy,

CL

29.1

slickensided

S # : Sample Number, P P : Pocket Penetrometer Reading, USC : Unified SOil Classification, M c : MOisture Content

q u : Unconfined Compressive Strength, W

0 H : Weight of hammer

....

30

46

90-39

Mechanical Analysis

PL

% Passim

(%)

#4

#10 #40 #100

98.1

97.3 96.8 95.9

18 100.0

100.0

99.9

96.9

19 99.9

99.5 99.2 99.1

Torvane

Shear

qu

Strength (tsf)

#200

....ltsfL

82.6

65.9

0.70

0.59

97.3

0.80

0.81

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Failure Sketches

0.8

~

II

0.6

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m

.;

m

ill

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0.4

.,.

m

v

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0-

E

0

c..>

0.2

o

Controlled stress

0.0

C8l Controlled strain

0

Test No.

Type of Specimen

Water conlent

~

Void retio

:.£

Saluration

Dry density. Ib/cu It

Time to failure. min

Unconfined comftressive

strength. T/sq t

Undrained shear strength. T/sq ft

Sensitivity r<Jtio

Initial specimen diameter, in.

Initiol specimen height, in.

5

10

Axial Strain,

~

1

Undisturbed

Wo

20.1

'"

eo

So

'"

r.

106.2

~

1.40

q,

.59

S,

.29

S.

Do

2.840

Ho

5.590

'"

'"

EM 1110-2-1906

Appendix XI

30 Nov 70

15

20

'"

'"

'"

'"

Classification

Gray. Sandy CLAY. stiff, with sand pockets

ll.

30

Remarks

ENG FORM 3659

1 JUN 65

I PL

18

I PI

12

I

G.

Project

CHANNEL TO VICTORIA. TEXAS

Area

Channel to Victoria in San Antonio Bay. Texas

Boring No.

90-39

Sample No.

3

Depth

4-6 ft

EI

Date

7/28/90

UNCONFINED COMPRESSION TEST REPORT

.....

PLATE XI-2

Geotest Engineering. Inc.

PLATE

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