tarlton 360 geo-tech report · geologic setting of site geologic map of the austin area, texas 1992...

APPENDIX A

GEOTECHNICAL DATA

Approximate location of site in yellow. CAPCOG contours (2008) in orange.

TCAD parcels (2010) in black.

NAPP Aerial Photograph of Site – 1995

Source: TEXAS NATURAL RESOURCES INFORMATION SYSTEM 3.75-minute DOQQ. 1-meter ground resolution. apx. date 1995-6

(http://www.tnris.state.tx.us/digital.htm)

Approximate location of site in yellow. CAPCOG contours (2008) in orange.

TCAD parcels (2010) in black.

Aerial Photograph of Site – 2012

Source: TEXAS NATURAL RESOURCES INFORMATION SYSTEM Apx. Date - 2012

(ftp://ftp2.tnris.org/NAIPCCMs/12/)

Approximate location of site in blue.

U.S. 7.5 Minute Series Topographic Map

Austin West Quadrangle, Texas Contour Interval = 10 feet

Source: TEXAS NATURAL RESOURCES INFORMATION SYSTEM (http://www.tnris.state.tx.us/digital.htm)

Approximate location of site in yellow.

Geologic Setting of Site

Geologic Map of the Austin Area, Texas 1992 Contour Interval = 20 feet

Source: Bureau of Economic Geology, The University of Texas at Austin, Plate VII

9

44

Kdr

1413

1126

1939

4.5

4.5

4.5

CL

CH

Hole Size: 4.5 in.

Drill Date: August 30, 2013 Ground Water Levels:Ground Elevation: n/a

Notes:Rig:

AT TIME OF DRILLING: ---

AT END OF DRILLING: ---

AFTER DRILLING: ---

SA

MP

LE

TY

PE

WA

TE

R L

EV

EL

S

UNIFIED LOG.GDT LIBRARY, DUAL LOG.GLB ONE LOG 13106000 053 - TARLTON 360 TOWNHOMES - LOGS.GPJ 9/30/13 09:07 AM

Moisture Content, %

20 40 60 800 100

PL LL

-2um -#4-#200

DE

PT

H, f

t.

Pla

stic

ity

Ind

ex, %

GR

AP

HIC

LO

G

EL

EV

AT

ION

, ft. Total Suction, pF

1 2 3 40 5

GE

OL

OG

Y

MATERIAL DESCRIPTION

SC

R%

(R

QD

%)

SP

T, N

-Val

ue

HA

ND

PE

N, t

sf

U.S

.C.S

.

PAGE 1 OF 3Job Name: Tarlton 360 TownhomesJob Location: Austin, Texas

Client: CRVI Loop 360, L.P.

Engineer's Job #: 13106000.053

Boring B-1

GEOTECHNICAL ENGINEERING ANDCONSTRUCTION MATERIALS TESTING "put us to the test"

ASPHALT

CRUSHED LIMESTONE MATERIAL

CLAY, yellowish tan, silty, with calcium, damp

LIMESTONE, pale brown, severely weathered,dry

CLAY, gray and yellowish tan, with calcium,with gypsum crystals, hard, damp

0

5

10

15

20

25

30

LOG OF BORING

44

Kdr

4968

4749

8063

70

CH

SA

MP

LE

TY

PE

WA

TE

R L

EV

EL

S


Moisture Content, %

20 40 60 800 100

PL LL

-2um -#4-#200

DE

PT

H, f

t.

Pla

stic

ity

Ind

ex, %

GR

AP

HIC

LO

G

EL

EV

AT

ION


1 2 3 40 5

GE

OL

OG

Y


SC

R%

(R

QD

%)

SP

T, N

-Val

ue

HA

ND

PE

N, t

sf

U.S

.C.S

.




Boring B-1


CLAY, gray and yellowish tan, with calcium,with gypsum crystals, hard, damp(continued)

... bluish gray 39.0' to 64.0'

... olive tan below 64.0'

30

35

40

45

50

55

60

LOG OF BORING

41

SA

MP

LE

TY

PE

WA

TE

R L

EV

EL

S


Moisture Content, %

20 40 60 800 100

PL LL

-2um -#4-#200

DE

PT

H, f

t.

Pla

stic

ity

Ind

ex, %

GR

AP

HIC

LO

G

EL

EV

AT

ION


1 2 3 40 5

GE

OL

OG

Y


SC

R%

(R

QD

%)

SP

T, N

-Val

ue

HA

ND

PE

N, t

sf

U.S

.C.S

.




Boring B-1


Bottom of hole at 65.0 feet.65

LOG OF BORING

14

45

44

Kdr

2.5

0.5

3.0

3.5

4.5

4.5

4.5

4.5

4.5

CL

CH

Hole Size: 4.5 in.

Drill Date: September 7, 2013 Ground Water Levels:Ground Elevation: n/a

Notes:Rig:



AFTER DRILLING: ---

SA

MP

LE

TY

PE

WA

TE

R L

EV

EL

S


Moisture Content, %

20 40 60 800 100

PL LL

-2um -#4-#200

DE

PT

H, f

t.

Pla

stic

ity

Ind

ex, %

GR

AP

HIC

LO

G

EL

EV

AT

ION


1 2 3 40 5

GE

OL

OG

Y


SC

R%

(R

QD

%)

SP

T, N

-Val

ue

HA

ND

PE

N, t

sf

U.S

.C.S

.




Boring B-2


ASPHALT




qc= 2,700 psf at 5'

qc= 8,000 psf at 9'

0

5

10

15

20

25

30

LOG OF BORING

Kdr 23

CH

SA

MP

LE

TY

PE

WA

TE

R L

EV

EL

S


Moisture Content, %

20 40 60 800 100

PL LL

-2um -#4-#200

DE

PT

H, f

t.

Pla

stic

ity

Ind

ex, %

GR

AP

HIC

LO

G

EL

EV

AT

ION


1 2 3 40 5

GE

OL

OG

Y


SC

R%

(R

QD

%)

SP

T, N

-Val

ue

HA

ND

PE

N, t

sf

U.S

.C.S

.




Boring B-2



Bottom of hole at 35.0 feet.

30

35

LOG OF BORING

Kdr

2333

3741

38

4.5

4.5

4.5

CH

Hole Size: 4.5 in.


Notes:Rig:



AFTER DRILLING: ---

SA

MP

LE

TY

PE

WA

TE

R L

EV

EL

S


Moisture Content, %

20 40 60 800 100

PL LL

-2um -#4-#200

DE

PT

H, f

t.

Pla

stic

ity

Ind

ex, %

GR

AP

HIC

LO

G

EL

EV

AT

ION


1 2 3 40 5

GE

OL

OG

Y


SC

R%

(R

QD

%)

SP

T, N

-Val

ue

HA

ND

PE

N, t

sf

U.S

.C.S

.




Boring B-3



... olive gray and tan below 13.5'

0

5

10

15

20

25

30

LOG OF BORING

33

43

Kdr

4659

6947

50+

CH

SA

MP

LE

TY

PE

WA

TE

R L

EV

EL

S


Moisture Content, %

20 40 60 800 100

PL LL

-2um -#4-#200

DE

PT

H, f

t.

Pla

stic

ity

Ind

ex, %

GR

AP

HIC

LO

G

EL

EV

AT

ION


1 2 3 40 5

GE

OL

OG

Y


SC

R%

(R

QD

%)

SP

T, N

-Val

ue

HA

ND

PE

N, t

sf

U.S

.C.S

.




Boring B-3




30

35

40

45

50

55

LOG OF BORING

31

32

40

34

Kdr

1013

1618

1822

1.0

1.0

CH

CL

CH

Hole Size: 4.5 in.


Notes:Rig:



AFTER DRILLING: ---

SA

MP

LE

TY

PE

WA

TE

R L

EV

EL

S


Moisture Content, %

20 40 60 800 100

PL LL

-2um -#4-#200

DE

PT

H, f

t.

Pla

stic

ity

Ind

ex, %

GR

AP

HIC

LO

G

EL

EV

AT

ION


1 2 3 40 5

GE

OL

OG

Y


SC

R%

(R

QD

%)

SP

T, N

-Val

ue

HA

ND

PE

N, t

sf

U.S

.C.S

.




Boring B-4


ASPHALT


FILL, olive green and dark gray, CLAY, withlimestone fragments, damp

... olive green below 2.5'

FILL, light brown, SAND, with gravel, damp


0

5

10

15

20

25

30

LOG OF BORING

Kdr 50+

CH

SA

MP

LE

TY

PE

WA

TE

R L

EV

EL

S


Moisture Content, %

20 40 60 800 100

PL LL

-2um -#4-#200

DE

PT

H, f

t.

Pla

stic

ity

Ind

ex, %

GR

AP

HIC

LO

G

EL

EV

AT

ION


1 2 3 40 5

GE

OL

OG

Y


SC

R%

(R

QD

%)

SP

T, N

-Val

ue

HA

ND

PE

N, t

sf

U.S

.C.S

.




Boring B-4




30

35

LOG OF BORING

32

41

20Kdr

Kgt

85 (

73)

96

1113

2327

5050

+

CH

Hole Size: 4.5 in.


Notes:Rig:



AFTER DRILLING: ---

SA

MP

LE

TY

PE

WA

TE

R L

EV

EL

S


Moisture Content, %

20 40 60 800 100

PL LL

-2um -#4-#200

DE

PT

H, f

t.

Pla

stic

ity

Ind

ex, %

GR

AP

HIC

LO

G

EL

EV

AT

ION


1 2 3 40 5

GE

OL

OG

Y


SC

R%

(R

QD

%)

SP

T, N

-Val

ue

HA

ND

PE

N, t

sf

U.S

.C.S

.




Boring B-6


ASPHALT


CLAY, dark gray and olive gray, with limestonefragments, with gravel, with calcium, withgypsum crystals, hard, damp

... gray and yellowish tan 5.0' to 24.0'

... yellowish tan, with severely weatheredlimestone below 24.0'

LIMESTONE, pale brown, hard, dry

qu= 786 tsf; = 157 pcf at 29.0'

0

5

10

15

20

25

30

LOG OF BORING

Kgt

57 (

20)

SA

MP

LE

TY

PE

WA

TE

R L

EV

EL

S


Moisture Content, %

20 40 60 800 100

PL LL

-2um -#4-#200

DE

PT

H, f

t.

Pla

stic

ity

Ind

ex, %

GR

AP

HIC

LO

G

EL

EV

AT

ION


1 2 3 40 5

GE

OL

OG

Y


SC

R%

(R

QD

%)

SP

T, N

-Val

ue

HA

ND

PE

N, t

sf

U.S

.C.S

.




Boring B-6


LIMESTONE, pale brown, hard, dry(continued)

qu= 161 tsf; = 138 pcf at 34.0'


30

35

LOG OF BORING

20

14

Kgt

88 (

22)

100

(49)

92 (

43)

178

1850

+50

+

CL

Hole Size: 4.5 in.


Notes:Rig:



AFTER DRILLING: ---

SA

MP

LE

TY

PE

WA

TE

R L

EV

EL

S


Moisture Content, %

20 40 60 800 100

PL LL

-2um -#4-#200

DE

PT

H, f

t.

Pla

stic

ity

Ind

ex, %

GR

AP

HIC

LO

G

EL

EV

AT

ION


1 2 3 40 5

GE

OL

OG

Y


SC

R%

(R

QD

%)

SP

T, N

-Val

ue

HA

ND

PE

N, t

sf

U.S

.C.S

.




Boring B-7


ASPHALT


CLAY, yellowish tan, possible fill, silty, withCH layers, with calcium, damp

LIMESTONE, pale brown, with clay seams,hard, dry

qu= 301 tsf; = 153 pcf at 14.0'

qu= 582 tsf; = 157 pcf at 16.0'

qu= 287 tsf; = 154 pcf at 21.0'


0

5

10

15

20

25

LOG OF BORING

39

43

Kdr

1.25

1.25

1.75

3.0

2.75

4.0

4.5

4.5

4.5

CH

Hole Size: 4.5 in.


Notes:Rig:


AT END OF DRILLING: 22.5 ft / Elev 0.0 ft

AFTER DRILLING: ---

SA

MP

LE

TY

PE

WA

TE

R L

EV

EL

S


Moisture Content, %

20 40 60 800 100

PL LL

-2um -#4-#200

DE

PT

H, f

t.

Pla

stic

ity

Ind

ex, %

GR

AP

HIC

LO

G

EL

EV

AT

ION


1 2 3 40 5

GE

OL

OG

Y


SC

R%

(R

QD

%)

SP

T, N

-Val

ue

HA

ND

PE

N, t

sf

U.S

.C.S

.




Boring B-8


ASPHALT


CLAY, olive gray, with calcium, with gypsumcrystals, hard, damp

... gray and yellowish tan 6.0' to 28.0'

qc= 3,900 psf at 25'

... bluish gray below 28.0'

0

5

10

15

20

25

30

LOG OF BORING

36

Kdr

Kgt

99 (

91)

98 (

83)

50+

50+

-

4.5

-

-

CH

CL

SA

MP

LE

TY

PE

WA

TE

R L

EV

EL

S


Moisture Content, %

20 40 60 800 100

PL LL

-2um -#4-#200

DE

PT

H, f

t.

Pla

stic

ity

Ind

ex, %

GR

AP

HIC

LO

G

EL

EV

AT

ION


1 2 3 40 5

GE

OL

OG

Y


SC

R%

(R

QD

%)

SP

T, N

-Val

ue

HA

ND

PE

N, t

sf

U.S

.C.S

.




Boring B-8


CLAY, olive gray, with calcium, with gypsumcrystals, hard, damp (continued)

CLAY, tan, silty, with calcium, with limestonefragments, damp

LIMESTONE, pale brown, with clay layers,hard, dry

qu= 251 tsf; = 143 pcf at 45.0'

qu= 238 tsf; = 149 pcf at 55.0'


30

35

40

45

50

55

LOG OF BORING

Kgt

Hole Size: 4.5 in.


Notes:Rig:



AFTER DRILLING: ---

SA

MP

LE

TY

PE

WA

TE

R L

EV

EL

S


Moisture Content, %

20 40 60 800 100

PL LL

-2um -#4-#200

DE

PT

H, f

t.

Pla

stic

ity

Ind

ex, %

GR

AP

HIC

LO

G

EL

EV

AT

ION


1 2 3 40 5

GE

OL

OG

Y


SC

R%

(R

QD

%)

SP

T, N

-Val

ue

HA

ND

PE

N, t

sf

U.S

.C.S

.




Boring B-9




0

5

10

15

20

LOG OF BORING

7

Kgt

88 (

70)

2650

+16

50+

50+

-

-

-

-

-

CL

CL

Hole Size: 4.5 in.


Notes:Rig:



AFTER DRILLING: ---

SA

MP

LE

TY

PE

WA

TE

R L

EV

EL

S


Moisture Content, %

20 40 60 800 100

PL LL

-2um -#4-#200

DE

PT

H, f

t.

Pla

stic

ity

Ind

ex, %

GR

AP

HIC

LO

G

EL

EV

AT

ION


1 2 3 40 5

GE

OL

OG

Y


SC

R%

(R

QD

%)

SP

T, N

-Val

ue

HA

ND

PE

N, t

sf

U.S

.C.S

.




Boring B-10


FILL, tan and brown, silty, with CH clay layers,with limestone fragments, damp

... with asphalt 0.0' to 1.5'




0

5

10

15

LOG OF BORING

Kgt

1850

+

CH

Hole Size: 4.5 in.


Notes:Rig:



AFTER DRILLING: ---

SA

MP

LE

TY

PE

WA

TE

R L

EV

EL

S


Moisture Content, %

20 40 60 800 100

PL LL

-2um -#4-#200

DE

PT

H, f

t.

Pla

stic

ity

Ind

ex, %

GR

AP

HIC

LO

G

EL

EV

AT

ION


1 2 3 40 5

GE

OL

OG

Y


SC

R%

(R

QD

%)

SP

T, N

-Val

ue

HA

ND

PE

N, t

sf

U.S

.C.S

.




Boring B-11


ASPHALT


CLAY, brownish gray, with limestonefragments, hard, damp



0

5

10

LOG OF BORING

30

Kgt

37 (

13)

93 (

45)

50+

4.5CH

Hole Size: 4.5 in.


Notes:Rig:



AFTER DRILLING: ---

SA

MP

LE

TY

PE

WA

TE

R L

EV

EL

S


Moisture Content, %

20 40 60 800 100

PL LL

-2um -#4-#200

DE

PT

H, f

t.

Pla

stic

ity

Ind

ex, %

GR

AP

HIC

LO

G

EL

EV

AT

ION


1 2 3 40 5

GE

OL

OG

Y


SC

R%

(R

QD

%)

SP

T, N

-Val

ue

HA

ND

PE

N, t

sf

U.S

.C.S

.




Boring B-12


ASPHALT





0

5

10

15

LOG OF BORING

Kgt

1326

3653

65

CH

CL

Hole Size: 4.5 in.


Notes:Rig:



AFTER DRILLING: ---

SA

MP

LE

TY

PE

WA

TE

R L

EV

EL

S


Moisture Content, %

20 40 60 800 100

PL LL

-2um -#4-#200

DE

PT

H, f

t.

Pla

stic

ity

Ind

ex, %

GR

AP

HIC

LO

G

EL

EV

AT

ION


1 2 3 40 5

GE

OL

OG

Y


SC

R%

(R

QD

%)

SP

T, N

-Val

ue

HA

ND

PE

N, t

sf

U.S

.C.S

.




Boring B-13


CLAY, brownish gray, possible fill, withlimestone fragments, hard, damp

CLAY, yellowish tan, possible fill, silty, withcalcium, damp




0

5

10

15

LOG OF BORING

Kgt

CH

CL

Hole Size: 4.5 in.


Notes:Rig:



AFTER DRILLING: ---

SA

MP

LE

TY

PE

WA

TE

R L

EV

EL

S


Moisture Content, %

20 40 60 800 100

PL LL

-2um -#4-#200

DE

PT

H, f

t.

Pla

stic

ity

Ind

ex, %

GR

AP

HIC

LO

G

EL

EV

AT

ION


1 2 3 40 5

GE

OL

OG

Y


SC

R%

(R

QD

%)

SP

T, N

-Val

ue

HA

ND

PE

N, t

sf

U.S

.C.S

.




Boring B-14




... calcareous below 4.0'




0

5

10

15

LOG OF BORING

Kgt

CL

Hole Size: 4.5 in.


Notes:Rig:



AFTER DRILLING: ---

SA

MP

LE

TY

PE

WA

TE

R L

EV

EL

S


Moisture Content, %

20 40 60 800 100

PL LL

-2um -#4-#200

DE

PT

H, f

t.

Pla

stic

ity

Ind

ex, %

GR

AP

HIC

LO

G

EL

EV

AT

ION


1 2 3 40 5

GE

OL

OG

Y


SC

R%

(R

QD

%)

SP

T, N

-Val

ue

HA

ND

PE

N, t

sf

U.S

.C.S

.




Boring B-15


FILL, tan and brown, silty, with limestonefragments, damp


... with clay layers below 12.0'


0

5

10

15

20

LOG OF BORING

41

29

37

Kdr

Kgt

-

-

-

-

-

-

-

-

CH

CL-CH

CH

Hole Size: 4.5 in.


Notes:Rig:



AFTER DRILLING: ---

SA

MP

LE

TY

PE

WA

TE

R L

EV

EL

S


Moisture Content, %

20 40 60 800 100

PL LL

-2um -#4-#200

DE

PT

H, f

t.

Pla

stic

ity

Ind

ex, %

GR

AP

HIC

LO

G

EL

EV

AT

ION


1 2 3 40 5

GE

OL

OG

Y


SC

R%

(R

QD

%)

SP

T, N

-Val

ue

HA

ND

PE

N, t

sf

U.S

.C.S

.




Boring B-16


FILL, pale brown, CRUSHED LIMESTONE,dry

CLAY, brownish gray, silty, with limestonefragments, hard, damp

CLAY, tan, silty, with calcium, damp

CLAY, gray and yellowish tan, hard, damp



0

5

10

15

20

LOG OF BORING

39

Kdr

CH

CL

CH

Hole Size: 4.5 in.


Notes:Rig:



AFTER DRILLING: ---

SA

MP

LE

TY

PE

WA

TE

R L

EV

EL

S


Moisture Content, %

20 40 60 800 100

PL LL

-2um -#4-#200

DE

PT

H, f

t.

Pla

stic

ity

Ind

ex, %

GR

AP

HIC

LO

G

EL

EV

AT

ION


1 2 3 40 5

GE

OL

OG

Y


SC

R%

(R

QD

%)

SP

T, N

-Val

ue

HA

ND

PE

N, t

sf

U.S

.C.S

.




Boring B-17


CLAY, brownish gray, with fracturedlimestone, hard, damp




0

5

10

15

20

LOG OF BORING

Kdr

Kgt

CH

CL

CH

Hole Size: 4.5 in.


Notes:Rig:



AFTER DRILLING: ---

SA

MP

LE

TY

PE

WA

TE

R L

EV

EL

S


Moisture Content, %

20 40 60 800 100

PL LL

-2um -#4-#200

DE

PT

H, f

t.

Pla

stic

ity

Ind

ex, %

GR

AP

HIC

LO

G

EL

EV

AT

ION


1 2 3 40 5

GE

OL

OG

Y


SC

R%

(R

QD

%)

SP

T, N

-Val

ue

HA

ND

PE

N, t

sf

U.S

.C.S

.




Boring B-18



CLAY, yellowish tan and gray, silty, withlimestone fragments, damp


LIMESTONE, tan, severely weathered, dry


0

5

10

15

20

LOG OF BORING

Kdr

CH

CH

Hole Size: 4.5 in.


Notes:Rig:



AFTER DRILLING: ---

SA

MP

LE

TY

PE

WA

TE

R L

EV

EL

S


Moisture Content, %

20 40 60 800 100

PL LL

-2um -#4-#200

DE

PT

H, f

t.

Pla

stic

ity

Ind

ex, %

GR

AP

HIC

LO

G

EL

EV

AT

ION


1 2 3 40 5

GE

OL

OG

Y


SC

R%

(R

QD

%)

SP

T, N

-Val

ue

HA

ND

PE

N, t

sf

U.S

.C.S

.




Boring B-19


CLAY, brownish gray, with fracturedlimestone, hard, damp




0

5

10

15

20

LOG OF BORING

Kgt

22 (

12)

82 (

45)

50+

4.5CL

Hole Size: 4.5 in.


Notes:Rig:



AFTER DRILLING: ---

SA

MP

LE

TY

PE

WA

TE

R L

EV

EL

S


Moisture Content, %

20 40 60 800 100

PL LL

-2um -#4-#200

DE

PT

H, f

t.

Pla

stic

ity

Ind

ex, %

GR

AP

HIC

LO

G

EL

EV

AT

ION


1 2 3 40 5

GE

OL

OG

Y


SC

R%

(R

QD

%)

SP

T, N

-Val

ue

HA

ND

PE

N, t

sf

U.S

.C.S

.




Boring B-20


ASPHALT


FILL, olive gray and reddish tan, with sand,with gravel, damp



0

5

10

15

LOG OF BORING

tarlton 360 geo-tech report · geologic setting of site geologic map of the austin area, texas 1992...

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