"

.-~',

Hole No. 3ST-2

ern

DRILLING LOG

TDIVISION

INSTALLATION

I

Galv Dist. Eng Div

I

SHEET

OF

SHEETS

1. PROJECT

10. SIZE AND TYPE OF BIT

GIWW Colorado_River to Matagorda Bav

11. DATUM FOR ELEVATION SHOWN

(TBM or MSL)

2. LOCATION

(Coordinates or Station)

Sta.

460tOO

South Side Channel

12. MANUFACTURER'S DESIGNATION OF DRILL

3. DRIlliNG AGENCY

Dept of the Army, GD, Corps of Engineers

13. TOTAL NO. OF OVERBURDEN

SAMPLES TAKEN

, UNDISTURBED

i

2 Cont

: DISTURBED

4. HOLE NO.

(As shown on drawing title

and file number)

5. NAME OF DRILLER

Black

6. DIRECTION OF HOLE

o VERTICAL

0

INCliNED

7. THICKNESS OF OVERBURDEN

8. DEPTH DRILLED INTO ROCK

9. TOTAL DEPTH OF HOLE

ELEVATION

DEPTH

I LEGEND

i

1 Jar

3ST-2

14. TOTAL NUMBER CORE BOXES

1'5. ELEVATION GROUND WATER

16. DATE HOLE

: STARTED

, 29 Nov

: COMPLETED

i

29 Nov 66

Dro. FROM VERT.

17. ELEVATION TOP OF HOLE

18. TOTAL CORE RECOVERY FOR BORING

19. SIGNATURE OF INSPECTOR

22.0

CLASSIFICATION OF MATERIALS

%

CORE

BOX OR

REMARKS

(Description)

RECOV.

SAMPLE

(D"i/ling

~ime, wat~r

I?ss" depth of

ERY

NO.

weathering, etc.,

if

sIgnificant)

b

d

e

g

0.0

12.0

17.0

20.0

Water

Gray

mucky clay v/soft

Tr sand, unable to recover

w/2.5 runs, penetrated w/2

drill rods and kelly

Jar

1

20

Gray clay w/trace of sand

v/stiff

Cont. 1

2,50

22

Brown sandy clay, v/stiff