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Rock Engineering & Testing Lab., Inc.

4910 Neptune st.

Corpus Christi, TX 78405

Telephone: 361 8834555

Fax: 361 8834711

FIELD DATA

LABORATORY DATA

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CLIENT:

PROJECT:

LOCATION:

NUMBER:

of

HDRIShiner Moseley and Associates, Inc.

New East Jetty: Mouth of Colorado River

Matagorda County, TX

G207487

DRILLING METHOD(S):

Hollow Stem Auger

~ ~~~~~~==~~~~~~------------------1

GROUNDWATER INFORMATION:

WAlER DEPTH=

10.5'

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August 27, 2007

HDR

I

Shiner Moseley and Associates, Inc.

RETL Job No.: G207487

PROPOSED NEW EAST JETTY

Mouth ofthe Colorado River

Matagorda County, Texas

TABLE 5: SOIL PROFILE FOR BORINGS B-4 AND B-5

EL

I

Description

I

LL

I

PI

I

C

I

«P

I

y.

I

-#200

I

NorP

-8 to -27

Poorly

Silty

Graded

SANDI

SAND

NP

NP

0

29

55

3-40

N~3-22

-27 to -32

Silty

SANDI

19-26

3-13

200

0

55

32-34

N~2

Clayey SAND

-32 to -40

Clayey SAND

36-40

22-26

2000

0

60

31-46

P~4.0-4.25

TABLE 6: SOIL PROFILE FOR BORING B-6

EL

Description

LL

PI

C

«P

y.

-#200

NorP

-6to-15

Poorly

Silty

Graded

SANDI

SAND

NP

NP

0

28

55

1-33

N~4-22

-15to-27

Silty

Silty

SANDI

CLAY

18-19 3-5 200 0 55

42-64

N~WH-I

-27 to -32

Sandy Lean CLAY

38

24

300

0

55

59

N~3

-32 to -42

Fat CLAY

57

36

2000

0

60

73-78

P~

I.

75-4.25

- 42 to -47

Clayey

SAND

---

---

0

32

60

39

N~13

-47 to -67

Poorly Graded SAND

NP

NP

0

35

60

5-6

N~6-29

-67 to -75

Fat CLAY

70

42

1000

0

60

95-96

N~5-8

TABLE 7: SOIL PROFILE FOR BORING B-7

EL

I

Description

I

LL

I

PI

I

C

I

«P

I

y.

I

-#200

I

NorP

o to -32

Poorly

Silty

Graded

SANDI

SAND

NP

NP

0

30

55

1-18

N~4-42

-32 to -40

Clayey

SAND

42

27

2500

0

60

35

P~4.25-4.5

80f14

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---

August 27, 2007

HDR

I

Shiner Moseley and Associates, Inc.

RETL Job No.: G207487

PROPOSED NEW EAST JETTY

Mouth ofthe Colorado River

Matagorda County, Texas

TABLE 8: GENERALIZED SOIL STRATIGRAPHY FOR

WATERSIDE ZONE A (BORINGS B-1, B-3, B-4, AND B-5)

Approximate

Elevation,

ft

Description

C

cjl

C'

cjl'

y,

(NAVD'88)

-8 to -32

Sand

0

29

0

30

55

-32 to-47

Clay

1500

0

520

25

60

-47

to -67

Sand

0

35

0

35

60

-67 to -75

Clay

1000

0

400

20

55

TABLE 9: GENERALIZED SOIL STRATIGRAPHY FOR