-rOIVISIO'N

DRILLING LOG

Southwestern

1. PROJECT

GIWW Colorado River - Matagorda Bay

2. LOCATION

(Coordinates or Station)

3. DRILLING AGENCY

Dept of the Anny, GD, Corps of Engineers

4. HOLE NO:-

(As shown on drawing title

and file number)

s.

NtffgHtlllER

6. DIRECTION,OF HOLE

o VERTICAL

0

INCliNED

7. THICKNESS OF OVERBURDEN

8. DEPTH DRILLED INTO ROCK

9. TOTAL DEPTH OF HOLE

ELEVATION

DEPTH

LEGEND

Q

b

?? "

0.0

15.

s::

Water

3ST-30

DEG. FROM VERT.

CLASSifiCATION Of MATERIALS

(Description)

d

15.5

19;-6-

Gray clay, v/soft

Hole No.

3ST-30

INSTALLATION

Galv Dist, Eng Div

ISHEET

IOF

SHEETS

to.

SIZE AND TYPE OF BIT

11. DATUM FOR ELEVATION SHOWN

(TBM.

or

MSL)

Sta.

522ioOO.

Offset 5.0 North

12. MANUFACTURER'S DESIGNATION Of DRILL

13. TOTAL NO. OF OVERBURDEN

SAMPLES TAKEN

14. TOTAL NUMBER CORE BOXES

1-5. ELEVATION GROUND WATER

: STARTED

1DISTURBED

1- Jar

16. DATE HOlE

i

6 Dec

17. ELEVATION TOP OF HOLE

18. TOTAL CORE RECOVERY FOR BORING

19.

SIGNATURE Of INSPECTOR

UNDISTURBEO

1 Cont

: COMPLETED

i

6 !'Iec 1966

% CORE

REMARKS

RECOV-

ERY

BOX OR

SAMPLE

NO.

(D,.illing lime, watet. loss, depth of

weathering, etc., if significant)

•

9

Jar

1

%

19.0 122.0=