PROJECT: FSDRRTSMERP Elev. (MLLW) Depth of Water: mLOCATION: Port of Culasi, Ajuy, Iloilo Weather: F A I R Date Measured:BH NO.: BH-1 DATE DRILLED: Jun. 13 - 14, 2007 Northing: Time Measured:

Easting:

272.66 21 416

519965.00

-0.10

47

0.93 14 Jun. 20072:30 PM

46 36

21

1437 24 87

SS-5 50 10 2.66

SS-4 2.7100 25

SS-6

82 656

1

2

3 SS-2

SS-1

9

4

5

6

7

SS-3 100

8

83 69

4 19

84 18

67 42

21 32 15

15cm

15cm

15cm

DESCRIPTION

STANDARDPENETRATION

TEST (SPT)

Spe

cific

Gra

vity

CONSO.TEST

LL, %

PI,

%

UC

T, q

u, k

g/cm

2

AtterbergLimits

FINAL BOREHOLE LOG AND SUMMARY OF TEST RESULTS

BLOWS(SPT)

DE

PTH

(m)

SA

MP

LE N

O.

RE

CO

VE

RY

(%)

SA

MP

LE

LOG

SY

MB

OL

CLA

SS

IFIC

ATI

ON

RQ

D

200

71

2.66 22

2.66 27

1220214.00

8 59 43

SIEVE ANALYSIS% PASSING

404 10

30

SS - Split Spoon Sample

N-VALUE10 20 30 40

Technotest Center, 893 EDSA, Q.C.Tel. Nos.: 9242004/9242007 FAX: 9242156

MACHINE: TONEDRILLER: E. LABRAMONTESUPERVISOR: D. CONTAWE

WS - Wash Sample

UDS - Undisturbed Sample CR - Core Sample

Com

pres

sion

Inde

x, C

c

Nat

ural

Moi

stur

eC

onte

nt, %

Pre

con.

Pre

ss.

Pc ,

kg/

cm2

LEGEND:

A - 1aSheet 1 of 2

GPGM

Silty Sandy GRAVEL; light gray;sub-angular gravel; little plasticfines; VERY DENSE.

Clayey Gravelly SAND; light gray;with rounded to subroundedgravel; low to moderate plasticfines; VERY DENSE.

SC

5330

5014

5014

509

5018

5012

5012

504 4

50

Clayey Gravelly SAND; brownishgray; fine to coarse grained; withfine to medium gravel; low tomoderate plastic fines; LOOSE.

Clayey SAND; yellowish brown;fine to medium sand; with finegravel; low to moderate plasticfines; VERY DENSE.

SC

PROJECT: FSDRRTSMERP Elev. (MLLW) Depth of Water: mLOCATION: Port of Culasi, Ajuy, Iloilo Weather: F A I R Date Measured:BH NO.: BH-1 DATE DRILLED: Jun. 13 - 14, 2007 Northing: Time Measured:

Easting:

-0.10

519965.00

SS-9

81 64 40SS-7 78

SS-8 58

9 2.66 23

FINAL BOREHOLE LOG AND SUMMARY OF TEST RESULTS

BLOWS(SPT)

DE

PTH

(m)

SA

MP

LE N

O.

RE

CO

VE

RY

(%)

SA

MP

LE

LOG

SY

MB

OL

CLA

SS

IFIC

ATI

ON

RQ

D DESCRIPTION200

STANDARDPENETRATION

TEST (SPT)

Spe

cific

Gra

vity

CONSO.TEST

SIEVE ANALYSIS% PASSING

LL, %

PI,

% 40

AtterbergLimits

4 10

UC

T, q

u, k

g/cm

2

15cm

15cm

15cm

19

SS-10 86

15

16

17

18

11

12

13

14

1220214.00

0.93 14 Jun. 20072:30 PM

SS - Split Spoon Sample

N-VALUE10 20 30 40

Technotest Center, 893 EDSA, Q.C.Tel. Nos.: 9242004/9242007 FAX: 9242156

MACHINE: TONEDRILLER: E. LABRAMONTESUPERVISOR: D. CONTAWE

WS - Wash Sample

UDS - Undisturbed Sample CR - Core Sample

Com

pres

sion

Inde

x, C

c

Nat

ural

Moi

stur

eC

onte

nt, %

Pre

con.

Pre

ss.

Pc ,

kg/

cm2

LEGEND:

A - 1bSheet 2 of 2

SC

5012

5012

502

502

END OF BORING14.62 M

507

Clayey Gravelly SAND; brownishgray; fine to coarse sand; with fineto medium gravel; moderateplastic fines; VERY DENSE.

59

509

507

PROJECT: FSDRRTSMERP Elev. (MLLW) Depth of Water: mLOCATION: Port of Culasi, Ajuy, Iloilo Weather: F A I R Date Measured:BH NO.: BH-2 DATE DRILLED: Jun. 14 - 15, 2007 Northing: Time Measured:

Easting:

-3.60

519976.001219964.60

2.57 30 141 1 94 5499 97

1 2 2 33 2.57

35

72 51

3 4 5 44 2.53

96 91

91 64

3 3 5 26 2.66 33 12

100 984 7 10 30 2.56 52 32

2.556 10 10 36

FINAL BOREHOLE LOG AND SUMMARY OF TEST RESULTS

BLOWS(SPT)

DE

PTH

(m)

SA

MP

LE N

O.

RE

CO

VE

RY

(%)

SA

MP

LE

LOG

SY

MB

OL

CLA

SS

IFIC

ATI

ON

RQ

D DESCRIPTION200

STANDARDPENETRATION

TEST (SPT)

Spe

cific

Gra

vity

CONSO.TEST

SIEVE ANALYSIS% PASSING

LL, %

PI,

% 40

AtterbergLimits

4 10

UC

T, q

u, k

g/cm

2

SS-1 93

15cm

15cm

15cm

1

SS-5 100

SS-4 96

SS-2 67

SS-3 93

9 SS-6 93

5

6

7

8

1

2

3

4

4.60 15 Jun. 20072:10 PM

SS - Split Spoon Sample

N-VALUE10 20 30 40

Technotest Center, 893 EDSA, Q.C.Tel. Nos.: 9242004/9242007 FAX: 9242156

MACHINE: TONEDRILLER: E. LABRAMONTESUPERVISOR: D. CONTAWE

WS - Wash Sample

UDS - Undisturbed Sample CR - Core Sample

Com

pres

sion

Inde

x, C

c

Nat

ural

Moi

stur

eC

onte

nt, %

Pre

con.

Pre

ss.

Pc ,

kg/

cm2

LEGEND:

A - 2aSheet 1 of 3

CL

Sandy CLAY; light gray;considerable amount of very finesand; low plasticity; VERY SOFT.

CLAY; greenish brown; traces ofsand; high plasticity; VERYSTIFF.

SCClayey SAND; light gray; very fineto fine-grained; moderate plasticfines; DENSE.

CL

Clayey SAND; light gray togreenish gray; very fine to fine-grained; considerable moderateplastic fines; VERY LOOSE.

SC

Sandy CLAY; greenish brown tocreamy gray; considerable amountof sand; moderate plasticity;STIFF TO FIRM.

CH

PROJECT: FSDRRTSMERP Elev. (MLLW) Depth of Water: mLOCATION: Port of Culasi, Ajuy, Iloilo Weather: F A I R Date Measured:BH NO.: BH-2 DATE DRILLED: Jun. 14 - 15, 2007 Northing: Time Measured:

Easting:

13

14

19

49

SS-12

11

12

4.60 15 Jun. 20072:10 PM

-3.60

519976.001219964.60

56

15

16

17

18

15cm

9

SS-11 71

SS-10 71

SS-8 38

SS-9

SS-7 93

15cm

15cm

16

4 10

UC

T, q

u, k

g/cm

2

200

STANDARDPENETRATION

TEST (SPT)

Spe

cific

Gra

vity

CONSO.TEST

SIEVE ANALYSIS% PASSING

LL, %

PI,

% 40

AtterbergLimits

FINAL BOREHOLE LOG AND SUMMARY OF TEST RESULTS

BLOWS(SPT)

DE

PTH

(m)

SA

MP

LE N

O.

RE

CO

VE

RY

(%)

SA

MP

LE

LOG

SY

MB

OL

CLA

SS

IFIC

ATI

ON

RQ

D DESCRIPTION

18 25 23 25 2.66

19 18 18 34 2.66 90 86 59 43

25 28 28 30 2.67 26 8 92 84 68 38

20 20 24 26 2.65

2.67 7818

10 14 17

24

27 40

269832 15 95

10 22 2.67SS-13 87

SS - Split Spoon Sample

N-VALUE10 20 30 40

Technotest Center, 893 EDSA, Q.C.Tel. Nos.: 9242004/9242007 FAX: 9242156

MACHINE: TONEDRILLER: E. LABRAMONTESUPERVISOR: D. CONTAWE

WS - Wash Sample

UDS - Undisturbed Sample CR - Core Sample

Com

pres

sion

Inde

x, C

c

Nat

ural

Moi

stur

eC

onte

nt, %

Pre

con.

Pre

ss.

Pc ,

kg/

cm2

LEGEND:

A - 2bSheet 2 of 3

5630

5016

SC

Clayey SAND; yellowish togreenish gray; fine to coarsegrained sand; traces of gravel; lowto moderate plastic fines; MEDIUMDENSE to VERY DENSE.

Clayey SAND; light gray; fine tocoarse grained sand; low tomoderate plastic fines; VERYDENSE.

Clayey Gravelly SAND; light gray;fine to coarse grained sand; withfine to medium gravel; low tomoderate plastic fines; VERYDENSE.

PROJECT: FSDRRTSMERP Elev. (MLLW) Depth of Water: mLOCATION: Port of Culasi, Ajuy, Iloilo Weather: F A I R Date Measured:BH NO.: BH-2 DATE DRILLED: Jun. 14 - 15, 2007 Northing: Time Measured:

Easting:

-3.60

519976.001219964.60

4.60 15 Jun. 20072:10 PM

21

22

23

83 46 2827

24

29

27

28

25

26

15cm

15cm

15cm

SS-14 58

SS-15

UC

T, q

u, k

g/cm

2

40

AtterbergLimits

4 10RQ

D DESCRIPTION200

STANDARDPENETRATION

TEST (SPT)

Spe

cific

Gra

vity

CONSO.TEST

SIEVE ANALYSIS% PASSING

LL, %

PI,

%

FINAL BOREHOLE LOG AND SUMMARY OF TEST RESULTS

BLOWS(SPT)

DE

PTH

(m)

SA

MP

LE N

O.

RE

CO

VE

RY

(%)

SA

MP

LE

LOG

SY

MB

OL

CLA

SS

IFIC

ATI

ON

82 682.7

SS - Split Spoon Sample

N-VALUE10 20 30 40

Technotest Center, 893 EDSA, Q.C.Tel. Nos.: 9242004/9242007 FAX: 9242156

MACHINE: TONEDRILLER: E. LABRAMONTESUPERVISOR: D. CONTAWE

WS - Wash Sample

UDS - Undisturbed Sample CR - Core Sample

Com

pres

sion

Inde

x, C

c

Nat

ural

Moi

stur

eC

onte

nt, %

Pre

con.

Pre

ss.

Pc ,

kg/

cm2

LEGEND:

A - 2cSheet 3 of 3

5012

5012

5012

5012

22.17 MEND OF BORING

SC

Clayey Gravelly SAND; light gray;fine to coarse grained; with fine tomedium gravel; moderateplasticity; VERY DENSE.

PROJECT: FSDRRTSMERP Elev. (MLLW) Depth of Water: mLOCATION: Port of Kawayan, Biliran, Leyte Weather: F A I R Date Measured:BH NO.: BH-1 DATE DRILLED: Jun. 28 - 29, 2007 Northing: Time Measured:

Easting:

1.56 29 Jun. 20078:00 AM

1

2

3

4

5

6

7

8

9 SS-6 67

SS-2 69

SS-3 89

SS-5 73

SS-4 76

4 10

UC

T, q

u, k

g/cm

2

SS-1 80

15cm

15cm

15cm

5

200

STANDARDPENETRATION

TEST (SPT)

Spe

cific

Gra

vity

CONSO.TEST

SIEVE ANALYSIS% PASSING

LL, %

PI,

% 40

AtterbergLimits

FINAL BOREHOLE LOG AND SUMMARY OF TEST RESULTS

BLOWS(SPT)

DE

PTH

(m)

SA

MP

LE N

O.

RE

CO

VE

RY

(%)

SA

MP

LE

LOG

SY

MB

OL

CLA

SS

IFIC

ATI

ON

RQ

D DESCRIPTION

7 9 11

5 7 8 24 2.66

5 8 9

7 9 10 27 2.66

26

6 6 8

44 1773 64

0.02

2.668 10

SS - Split Spoon Sample

N-VALUE10 20 30 40

Technotest Center, 893 EDSA, Q.C.Tel. Nos.: 9242004/9242007 FAX: 9242156

MACHINE: CATHEADDRILLER: A. TORRESUPERVISOR: E. RIVERA

WS - Wash Sample

UDS - Undisturbed Sample CR - Core Sample

Com

pres

sion

Inde

x, C

c

Nat

ural

Moi

stur

eC

onte

nt, %

Pre

con.

Pre

ss.

Pc ,

kg/

cm2

LEGEND:

A - 1aSheet 1 of 3

SM

Silty SAND; light gray; fine tomedium grained sand; withcoralline limestone fragments;slight to none plastic fines;MEDIUM DENSE

PROJECT: FSDRRTSMERP Elev. (MLLW) Depth of Water: mLOCATION: Port of Kawayan, Biliran, Leyte Weather: F A I R Date Measured:BH NO.: BH-1 DATE DRILLED: Jun. 28 - 29, 2007 Northing: Time Measured:

Easting:

625 3 32 2.66 3 58

8496 94 60

31 2.67

95 67

6 10 12 34 2.66 27 4

98 972 2 2 48 2.62 43 17

2 3 3

3 2 2

FINAL BOREHOLE LOG AND SUMMARY OF TEST RESULTS

BLOWS(SPT)

DE

PTH

(m)

SA

MP

LE N

O.

RE

CO

VE

RY

(%)

SA

MP

LE

LOG

SY

MB

OL

CLA

SS

IFIC

ATI

ON

RQ

D DESCRIPTION

4

STANDARDPENETRATION

TEST (SPT)

Spe

cific

Gra

vity

CONSO.TEST

LL, %

PI,

%

AtterbergLimits

25

SS-10 87

4 10

UC

T, q

u, k

g/cm

2

SS-7 78

15cm

15cm

15cm

51 37

SS-13 40

SS-8 82

SS-9 73

SS-11 78

15

16

1.56 29 Jun. 20078:00 AM

200

SIEVE ANALYSIS% PASSING

40

3 4 6

4 4 5

17

18

19

0.02

SS-12 67

11

12

13

14

SS - Split Spoon Sample

N-VALUE10 20 30 40

Technotest Center, 893 EDSA, Q.C.Tel. Nos.: 9242004/9242007 FAX: 9242156

MACHINE: CATHEADDRILLER: A. TORRESUPERVISOR: E. RIVERA

WS - Wash Sample

UDS - Undisturbed Sample CR - Core Sample

Com

pres

sion

Inde

x, C

c

Nat

ural

Moi

stur

eC

onte

nt, %

Pre

con.

Pre

ss.

Pc ,

kg/

cm2

LEGEND:

A - 1bSheet 2 of 3

Silty SAND; gray; very fine to finegrained sand; with corallinelimestone fragments; slight to noneplastic fines; LOOSE.

ML

SM

Sandy SILT; gray; traces ofcoralline limestone fragments; lowplasticity; FIRM TO STIFF.

CH

Sandy CLAY; gray; with fine tovery fine grained sand; moderateplasticity; SOFT.

CLAY; gray; traces of sand; highplasticity; FIRM TO SOFT.

CL

PROJECT: FSDRRTSMERP Elev. (MLLW) Depth of Water: mLOCATION: Port of Kawayan, Biliran, Leyte Weather: F A I R Date Measured:BH NO.: BH-1 DATE DRILLED: Jun. 28 - 29, 2007 Northing: Time Measured:

Easting:

39 64

52 2.6

27

43

16 19

97 96 9298

16 90

8951 2.62 54 26 98

FINAL BOREHOLE LOG AND SUMMARY OF TEST RESULTS

BLOWS(SPT)

DE

PTH

(m)

SA

MP

LE N

O.

RE

CO

VE

RY

(%)

SA

MP

LE

LOG

SY

MB

OL

CLA

SS

IFIC

ATI

ON Atterberg

Limits

10

SS-19

6 7

2.6

SS-18 74

SS-17 18 34

17

UC

T, q

u, k

g/cm

2

40

STANDARDPENETRATION

TEST (SPT)

Spe

cific

Gra

vity

CONSO.TEST

LL, %

PI,

%15cm

15cm

4RQ

D

21

22

23

SS-14 67

SS-15

15cm

DESCRIPTION

40

24

29

27

28

25

70

80

SS-16 73

24

82

10 16

7

31 55

1.56 29 Jun. 20078:00 AM

200

SIEVE ANALYSIS% PASSING

96 93

0.02

56

26

SS - Split Spoon Sample

N-VALUE10 20 30 40

Technotest Center, 893 EDSA, Q.C.Tel. Nos.: 9242004/9242007 FAX: 9242156

MACHINE: CATHEADDRILLER: A. TORRESUPERVISOR: E. RIVERA

WS - Wash Sample

UDS - Undisturbed Sample CR - Core Sample

Com

pres

sion

Inde

x, C

c

Nat

ural

Moi

stur

eC

onte

nt, %

Pre

con.

Pre

ss.

Pc ,

kg/

cm2

LEGEND:

A - 1cSheet 3 of 3

CHCLAY; reddish brown; traces ofsand; high plasticity; VERY STIFFTO STIFF.

506

506

5230

5027

2312

5010

6925

26.95 MEND OF BORING

GC

Clayey Coralline GRAVEL; reddishbrown; subrounded to sub-angulargravel; with fine to medium sand;moderate to high plasticity; VERYDENSE

Coralline LIMESTONE; grayishbrown; highly weathered; poorlycemented; disintegrates to sand-clay soils; weak in terms of rockstrength.

LMS

PROJECT: FSDRRTSMERP Elev. (MLLW) Depth of Water: mLOCATION: Port of Kawayan, Biliran, Leyte Weather: F A I R Date Measured:BH NO.: BH-2 DATE DRILLED: Jun. 31 - Jul. 2, 2007 Northing: Time Measured:

Easting:

2.6712 5

52

9 10 14 26 2.67

24

8100 9212 19 32 18 2.68

50 16

14 21 24

73 6413 12 14 23 2.68

9 8 10

FINAL BOREHOLE LOG AND SUMMARY OF TEST RESULTS

BLOWS(SPT)

DE

PTH

(m)

SA

MP

LE N

O.

RE

CO

VE

RY

(%)

SA

MP

LE

LOG

SY

MB

OL

CLA

SS

IFIC

ATI

ON

RQ

D DESCRIPTION200

STANDARDPENETRATION

TEST (SPT)

Spe

cific

Gra

vity

CONSO.TEST

SIEVE ANALYSIS% PASSING

LL, %

PI,

% 40

AtterbergLimits

4 10

UC

T, q

u, k

g/cm

2

SS-1 80

15cm

15cm

15cm

6

SS-5 84

SS-4 71

SS-2 73

SS-3 82

SS-6 44

6

7

8

9

4

7.42 1 Jul. 20070700

98 81 45

-6.4

1

2

3

4

5

SS - Split Spoon Sample

N-VALUE10 20 30 40

Technotest Center, 893 EDSA, Q.C.Tel. Nos.: 9242004/9242007 FAX: 9242156

MACHINE: CATHEADDRILLER: A. TORRESUPERVISOR: E. RIVERA

WS - Wash Sample

UDS - Undisturbed Sample CR - Core Sample

Com

pres

sion

Inde

x, C

c

Nat

ural

Moi

stur

eC

onte

nt, %

Pre

con.

Pre

ss.

Pc ,

kg/

cm2

LEGEND:

A - 2aSheet 1 of 3

SM

Silty SAND; grayish brown to lightbrown; fine to medium grainedsand; with coralline limestonefragments; slight to none plasticfines; MEDIUM DENSE

Silty Coralline SAND; creamishbrown; fine to very fine grainedsand; with shell fragments; slightto none plastic fines; VERYDENSE TO MEDIUM DENSE

5230

SPSM

GPGM

Silty Coralline GRAVEL; creamybrown; coralline limestonefragments of gravel size; VERYDENSE.

PROJECT: FSDRRTSMERP Elev. (MLLW) Depth of Water: mLOCATION: Port of Kawayan, Biliran, Leyte Weather: F A I R Date Measured:BH NO.: BH-2 DATE DRILLED: Jun. 31 - Jul. 2, 2007 Northing: Time Measured:

Easting:

17

18

19

2 1 5

SS-12 73

11

12

13

14

15

16

7.42 1 Jul. 20070700

200

SIEVE ANALYSIS% PASSING

40

18 10

SS-13 78

SS-8 67

SS-9 73

SS-11 47

SS-10 58

4 10

UC

T, q

u, k

g/cm

2

SS-7 87

15cm

15cm

15cm

15

STANDARDPENETRATION

TEST (SPT)

Spe

cific

Gra

vity

CONSO.TEST

LL, %

PI,

%

AtterbergLimits

FINAL BOREHOLE LOG AND SUMMARY OF TEST RESULTS

BLOWS(SPT)

DE

PTH

(m)

SA

MP

LE N

O.

RE

CO

VE

RY

(%)

SA

MP

LE

LOG

SY

MB

OL

CLA

SS

IFIC

ATI

ON

RQ

D DESCRIPTION

27 2.59 34 10 66 57 4919 27 26 72

18 24 27 24 2.59 30 5 93 90 81 71

5 5 8

12 15 15

32 2.67

27

6 8 6

34

-6.40

20 40 26 2.68

SS - Split Spoon Sample

N-VALUE10 20 30 40

Technotest Center, 893 EDSA, Q.C.Tel. Nos.: 9242004/9242007 FAX: 9242156

MACHINE: CATHEADDRILLER: A. TORRESUPERVISOR: E. RIVERA

WS - Wash Sample

UDS - Undisturbed Sample CR - Core Sample

Com

pres

sion

Inde

x, C

c

Nat

ural

Moi

stur

eC

onte

nt, %

Pre

con.

Pre

ss.

Pc ,

kg/

cm2

LEGEND:

A - 2bSheet 2 of 3

Silty Coralline SAND; grayishbrown; fine to medium grainedsand; consist of coralline limestonefragments; slight to none plasticfines; LOOSE TO MEDIUMDENSE.

SM

LMS

Silty Coralline SAND; creamybrown; fine to very fine grainedsand; consist of shell and corallinelimestone fragments; slight to noneplastic fines; MEDIUM DENSE

5330

6030

Coralline LIMESTONE; yellowishbrown to brown; marly; severelyweathered; poorly cemented; veryweak in terms of rock strength

5130

CLAY; grayish brown; traces ofsand; high plasticity; STIFF.CH

GPGM

Silty Coralline GRAVEL; creamybrown;VERY DENSE.

PROJECT: FSDRRTSMERP Elev. (MLLW) Depth of Water: mLOCATION: Port of Kawayan, Biliran, Leyte Weather: F A I R Date Measured:BH NO.: BH-2 DATE DRILLED: Jun. 31 - Jul. 2, 2007 Northing: Time Measured:

Easting:

7.42 1 Jul. 20070700

200

SIEVE ANALYSIS% PASSING

26

15cm

DESCRIPTION

24

29

27

28

25

RQ

D

21

22

23

SS-14 80

15cm

15cm

4

UC

T, q

u, k

g/cm

2

40

STANDARDPENETRATION

TEST (SPT)

Spe

cific

Gra

vity

CONSO.TEST

LL, %

PI,

%

FINAL BOREHOLE LOG AND SUMMARY OF TEST RESULTS

BLOWS(SPT)

DE

PTH

(m)

SA

MP

LE N

O.

RE

CO

VE

RY

(%)

SA

MP

LE

LOG

SY

MB

OL

CLA

SS

IFIC

ATI

ON Atterberg

Limits

10

-6.40

SS - Split Spoon Sample

N-VALUE10 20 30 40

Technotest Center, 893 EDSA, Q.C.Tel. Nos.: 9242004/9242007 FAX: 9242156

MACHINE: CATHEADDRILLER: A. TORRESUPERVISOR: E. RIVERA

WS - Wash Sample

UDS - Undisturbed Sample CR - Core Sample

Com

pres

sion

Inde

x, C

c

Nat

ural

Moi

stur

eC

onte

nt, %

Pre

con.

Pre

ss.

Pc ,

kg/

cm2

LEGEND:

A - 2cSheet 3 of 3

50

LMS

1050

10

20.65 MEND OF BORING

Coralline LIMESTONE ; yellowishbrown; marly; severely weathered;poorly cemented; very weak in terms ofrock strength.