N: 13699198..4-

E: 3310867.3

LOCATIONS OF SOIL BORINGS

DISIGNATION

NORTHING

EASTING

AA-31

13698574

3316178

AA-32

13698778

3316085

M-33

13699244

3316297

M-34

13699156

3316692

M-35

13699595

3316661

M-36

13700379

3316989

M-37

13699288

3315613

M-38

13699316

3314867

M-39

13699731

3315371

AA-4(J

13700296

3315711

M-41

13700196

3314956

M-42

13700944

3314910

AA-43

13700178

3314070

M 44

13700672

3313951

M-45

13701278

.331.3502

13701529.1

: 3313675.0

•

JEllY

8RFTD 92-10 N: 13700951.9

(

•

E: 332485t8

~~

J-

,--

r

~-

N: 1370!074.5

E: 3328266.9

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NOTES:

I

(

I

I

I

{;;'

/

/

I

/

/

I

/

/

~

1.

NORTHINGS AND EASTINGS ARE: STATE PLANE GRID, NAD'S.3, TEXAS

SOUTH CENTRAL ZONE IN U.S. FEET. GEOGRAPHIC COORDINATES

(LAT/LONG) ARE IN NAD'S3.

2.

ELEVATION CONTOURS ARE IN NAVO'SS DAruM.

--

3.

ElEVATIDN CONTOURS BASED ON INFORMATION PROVIDED BY THE U.S.

ARMY CORPS OF ENGINEERS, GAlVESTON DISTRICT. SURVEY DA1E WAS

JUNE 2009. ELEVATIONS WERE CONVERTED FROM USACE MLT TO NAVD

'S8 USING THE FOLLOWING CORRELATION:

o

NAVD '88 -

1.42' MLT.

4.

V18RACORES WERE PERFORMED

BY

ROCK ENGINEERING AND TESTING

LABORATORY, INC (Rffi) AND OCEAN SURVEYS, INC DURING MARCH

2009.

5.

SOIL 80RINGS WERE PERFORMED 8Y RETL DURING OCT08ER 2009.

LEGEND:

@

HISTORICAL BORING LOCATIONS FROM USACE

(1966)

@

Vl8RACORE LOCATIONS (SEE NOTE 4)

•

Vl8RACORE LOCATlON FROM RICE UNNERSITY

()

BORING LOCATIONS (SEEr NOTE 5)

--

--

--

--

--

80LIVAR ROAOS

BORING LOCATION

SCALE

000'

1600'

1

1

TEXAS GENERAL LAND OFFICE

ANCHORAGE AREA C

SAND SOURCE INVESTIGATION

JEllY

BORING LOCATION

PLAN

-

GALVESTON ANCHORAGE AREA

DATE

11/30/09

FIGURE

EX A

---

. Geotechnical Engineering

. Construction Materials Testing

PROJECT NAME: Galveston Anchorage Area C Sand Source Investigation

CLIENT:

HDR Engineering, Inc.

BORING ID.: AA-37

DESCRIPTION: Anchorage Area C BOlTOW Source Area

PERCENT SHELL BY WEIGHT (BASED ON #10 SIEVE)

-32.52' to -34.52'

-34.52'

to -36.52'

-36.52'

to -38.52'

-38.52'

to -40.52'

NAVD

NAVD

NAVD

NAVD

7.90

11.10

7.07

3.50

ASTM

% FINER BY WEIGHT AFTER REMOVING SHELL

-32.52' to -34.52'

-34.52' to -36.52'

-36.52' to -38.52'

-38.52'

to -40.52'

MESH

NAVD

NAVD

NAVD

NAVD

#10

100.00

100.00

100.00

100.00

#18

78.10

66.10

85.40

91.70

#35

63.00

40.20

77.00

86.10

#60

50.90

23.80

70.60

81.70

#70

40.00

17.20

66.40

76.10

#100

13.40

8.60

41.20

35.50

#120

7.00

6.00

19.80

21.20

#170

4.50

4.60

9.50

13.60

#200

4.00

4.30

7.40

12.00

STATISTICS (EXCLUDING SHELL)

MEDIAN GRAIN

0.24

0.67

0.17

0.17

SIZE

(mm)

MEAN GRAIN SIZE

0.37

0.61

0.28

0.20

(mm)

SORTING

(IJ)

1.22

1.24

N/A

N/A

"The -#10 material was utilized as the total sample fOI" Grain Size Distribution Curve calculations.

---

U.S. SIEVE OPENING IN INCHES

I

U.S. SIEVE NUMBERS

I

HYDROMETER

6

4 3

2 1.5

1

3/4

1/2

3/8

3

6

810

14

16

20 30 40 50

60

100

140

200

100

I

I .

I

II

I

I

:1

I

I

95

:

:

90

85

\

80

\

75

:

70

-

... 65

J:

g 60

~

:

1\

,. 55

'"

C{

W 50

z

Ii:

~

45

W

~

40

ill

a.

:

35

-

30

-

-

:

25

-

20

15

10

:

~

5

\

:

0

100

10

. 1

0.1

0.01

0.001

GRAIN SIZE IN MILLIMETERS

I

COBBLE~

:

GRAVEL

SAND

I

S[LT OR CLAY

coarse

I

fine

coarse

medium

I

fine

I

Specimen [0

Depth

.

Classification

LL

PL

P[

Cc

Cu

•

AA-37

32.5'

AA-37 (-32.5' to -34.5' NAVO)

0.66

3.10

.

Specimen [0

Depth

0100

060

030

010

%Grave[ %Sand

%Silt

%Clay

•

AA-37

32.5'

2

0.461

0.213

0.149

0.0

-

<

GRAIN SIZE DISTRIBUTION

~$.

Rock Engineering & Testing Lab., Inc.

Project: Prop. Anchorage Area "C" Sand Source Inv.

-

6817 Leopard St.

Corpus Christi, TX 78409

-

Telephone: (361) 883-4555

Location: Ga[veston Is[and, Texas

Fax: (361) 883-4711

Number: G109233

---

U.S. SIEVE OPENING IN INCHES

I

6

4

3

100

I

,

95

90

85

,

,

80

75

70

... 65

r

!2

60

~

~

55

~

'"

50

ii:

...

w

z

45

~

40

w

"-

35

30

25

,

20

15

10

,

5

0

,

100

I

COBBLES :

•

~

~

~

Q

"

00

S

~

~

"

u

z.

00

~

ill

0

u

~

<

z

;J

N

~

Specimen ID

AA-37

Specimen ID

AA-37

2 1.5

1

3/4

1/23/8 3

I

I

,

10

GRAVEL

coarse

fine

Depth

34.5'

Depth

D100

34.5'

2

U.S.

SIEVE NUMBERS

I

HYDROMETER

6

8

10

14

16

20 30 40 50

60

10°140

200

I

I

I

1

I

I

,

,

\

--

-

\

,

,

1\

1\

I~

---;.--

-

----

i\

\

,

. 1

0.1

0.01

0.001

GRAIN SIZE IN MILLIMETERS

I

SAND

I

SILT OR CLAY

I coarse

medium

I

fjne

I

Classification

LL

PL

PI

Cc

Cu

AA-37 (-34.5' to -36.5' NAVD)

0.79

5.39

_.

D60

030

D10

%Gravel

%Sand

'IoSilt

%Clay

0.849

0.325

0_158

0.0

GRAIN SIZE DISTRIBUTION

5

~

•.

Rock Engineering & Testing Lab., Inc.

Project: Prop. Anchorage Area "c" Sand Source Inv.

w

6817 Leopard st.

m

~

Corpus Christi, TX 78409

z

Telephone: (361) 883-4555

Location: Galveston Island, Texas

~

Fax: (361) 883-4711

"

~

Number: G109233

~

---

U.S. SIEVE OPENING IN INCHES

I

6

4 3

100

1

95

90

85

80

75

70

I-

65

J:

>!!

60

>-

~

55

-

<Xl

ffi 50

z

li:

~

45

w

~

40

w

"-

35

.

30

25

20

15

10

-

5

0

100

I

COBBLES I

Specimen ID

•

AA-37

~

fj

ro

~

~

~

Specimen ID

u

z.

AA-37

~

~

0

2 1.5

1

314

1/2

3/8

3

1 :

1

,

-

- -

10

GRAVEL

coarse

fine

Depth

38.5'

Depth

0100

38.5'

2

U.S. SIEVE NUMBERS

I

HYDROMETER

4

6

8

10

14

16

20 30 40 50

60

100

140

200

1

1

1 ,I

1

1

-

'\

~

•

-.-

,

:

,

\

11ItJ

-

,

.

--

-

. 1

0.1

0.01

0.001

GRAIN SIZE IN MILLIMETERS

I

SAND

I

SILT OR CLAY

I coarse

medium

I

fine

I

Classification

LL

PL

PI

Cc

Cu

AA-37 (-38.5' to -40.5' NAVO)

1.78 3.08

060

030

010

%Gravel %Sand

%Silt I %Clay

0.183

0.139

0.0

GRAIN SIZE DISTRIBUTION

I

,t~

: I

~"'"',,~"'

'"""" ,",

N

6817 Leopard St.

Project:

Prop. Anchorage Area

"C" Sand Source Inv.

(Ii

... '

I

..

CorpLis Christi, TX 78409

lli

~

Telephone:

Fax: (361) 883-4711

(361) 883-4555

Location: Galveston Island, Texas

Number: G109233

00

~

---

1

2

I

-'

."

9

10

11

12

.

130

'l' ,....

.

,

,

. -:-- --

...

'.

MAteRlAr;'~~if'-TJON.·

'O,'~

........... ;/,

.

~~

\

,

.

'

.

-.."

:'

Boring No.:

Ai\-

3'7 "

,

'