W912P6-15-R-0006-McCookRockwallSlopeStabilizationIDIQ-00-31-32_Appendix_B_Geotechnical_Data_Report_(GDR)-VOL3.pdf

CUP McCook Reservoir - 5235.PO Patrick Engineering

00 31 32 Appendix B

COE/GRNDWTR/IL

Golder Associates

73STR. TARP TUNNEL RELOCATION

De Leuw, Cather & Company

McCook Haul Tunnels

URS (2000)

McCook Reservoir Main Tunnel

AECOM

BOX OR

SAMPLE

NO.

Spoon 1 13, 8, 6 N = 14

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant)

Asphalt Used auger to advance through asphalt and gravel base

Spoon 8 N = 50/6" No Recovery. Switch to rock bit at 17.5' and advance to 20'.

~1/4" sand and bone shells

Qp = 2.0 tsf

Spoon 7 2, 2, 2 N = 4 Qp = 0.25 tsf

Spoon 6 8, 8, 7 N = 15 Qp = 3.5 tsf

Spoon 5 3, 3, 5, 7 N = 8 Qp = 1.5 tsf

Spoon 4 4, 4, 5 N = 9 Qp = 2.75 tsf

Spoon 3 5, 7, 8, 7 N = 15 Qp > 4.5 tsf

Spoon 2 6, 6, 10 N = 16 Qp = 2.75 tsf

Qp > 4.5 tsf

+2.0

17.5 17.8

15.0 16.5

12.5 14.0

10.0 12.0

7.5 9.5

5.0 7.0

2.5 4.0

1.0 2.5

Coarse sand and fine to coarse gravel (dolomite chips), trace clay - gray - very dense to extremely dense - wet (GP)

Silty clay, some fine to medium sand, trace shells - gray - soft (CL)

Silty clay, some fine to coarse sand -brown/gray, mottled - very stiff (CL)

Silty clay, with organics - black - soft (CL-PT)

Silty clay, little fine to coarse sand, trace fine gravel - gray and brown - stiff to very stiff (CL)

FILL: Silty clay, some fine to coarse sand, trace fine gravel - gray with brown mottling -very stiff to hard (CL)

Crushed limestone base course

+4.8

+5.5

+6.0

+11.5

+20.0

+20.6

6. DIRECTION OF HOLE

5. NAME OF DRILLER

3. DRILLING AGENCY

17DRILLING LOG SHEETS

4. HOLE NO. (As shown on drawing title and file number) LB-121-08

OF

12. MANUFACTURER'S DESIGNATION OF DRILL

--- 11/18/2008

Chicago District

Hole No. LB-121-08

STARTED

LEGEND

ENG FORM

MAR 71 1836 PREVIOUS EDITIONS ARE OBSOLETE. LB-121-08McCook Reservoir Main Tunnel

HOLE NO.PROJECT

DEG. FROM VERT.

DISTURBED

11. DATUM FOR ELEVATION SHOWN (TBM or MSL)

Chicago IL N 1,864,689.6 E 1,122,363.7

19. SIGNATURE OF INSPECTOR

COMPLETED

Mark Baker

10. SIZE AND TYPE OF BIT

INSTALLATION

16. DATE HOLE

Great Lakes and Ohio River Div.

DIVISION

14. TOTAL NUMBER CORE BOXES

e

% CORE

RECOV-

ERY

CLASSIFICATION OF MATERIALS

(Description)ELEVATION DEPTH a

SHEET

cb gd

PA / 2 7/8" RB

f

18. TOTAL CORE RECOVERY FOR BORING

11/26/2008

McCook Reservoir Main Tunnel

0.0

INCLINED

2. LOCATION (Coordinates or Station)

15. ELEVATION GROUND WATER

VERTICAL

13. TOTAL NO. OF

OVERBURDEN SAMPLES

TAKEN

UNDISTURBEDSubsurface Exploration, Inc.

+21.0

Chicago City Datum (vertical) NAD 83 (horizontal)

1. PROJECT

17. ELEVATION TOP OF HOLE

7. THICKNESS OF OVERBURDEN

8. DEPTH DRILLED INTO ROCK

9. TOTAL DEPTH OF HOLE

35.0 350.2 385.2

B-61

-21.0

-14.0

-11.0

-9.0

-3.5

Spoon 13 37, 70 N = 70+ Water in gravel thinned out drilling mud considerably.

Spoon 11 40, 47, 51 N = 98

Silt - gray - extremely dense to very dense -wet (ML)

Spoon 9 N = 70/3" Difficult drilling in occasional layer of gravel/cobbles.

30.0 31.0

27.5 29.0

25.0 26.5

22.5 23.0

20.0 20.3

RUN 1

BOX 1

35.0 44.5 high angle fracture

Dolomite (Racine Formation)

Moderately hard to hard, slightly weathered, fine-grained, light gray to gray, Dolomite;

occasional blue mottling, vuggy/porous, scattered styolites, clay partings and chert nodules.

Sandy clay and thinly bedded dolomite chips -gray - wet (SC)

Sandy gravel, little clay - very dense - wet

(GP)

32.5 34.0

34.0 70.0

Spoon 12 30, 30, 47 N = 77

PROJECT

21.0

ELEVATION TOP OF HOLEDRILLING LOG (Cont Sheet)

Chicago District

Gravel with abundant water: thinned out drilling mud considerably.

Hole No. LB-121-08

SHEETS17

Spoon 10 N = 100/6" Difficult drilling in occasional layer of gravel/cobbles.

INSTALLATION

44ENG FORM

JUN 67 1836-A LB-121-08McCook Reservoir Main Tunnel

HOLE NO.

OF

SHEET

McCook Reservoir Main Tunnel

PROJECT

BOX OR

SAMPLE

NO.

LEGEND

RQD=92%

RQD = 8.73/9.5 = 92%

Casing deflected around hard zone at approximately 17' deep. Corebarrel became stuck during extraction. A new hole was drilled 5' away from original boring due to casing deflection. Offset hole was blind drilled to bedrock, casing was set and coring began at 35 ft. Large boulders encountered from 20.5'-22.5' and 25'-26.25'.

Drilling rate: 1.75 min/ft

Run rock bit from 34'-36', or 2' into rock;

set casing for coring.

Spoon 14 27, 32, 41 N = 73 ed gb

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant) c fa

DEPTHELEVATION CLASSIFICATION OF MATERIALS

(Description)

% CORE

RECOV-

ERY

RQD = 9.6/10.1 = 95%

-26.5

-30.0

-32.5

-35.0

-38.0

-43.0

-45.0

-47.0 bedding plane fracture

RQD = 10.4/10.4 = 97%

Drilling rate: 1.75 min/ft Water loss at 50' while drilling bedding plane fracture high angle fracture high angle fracture high angle fractures open styolite joints open styolite joints open styolite joints

RQD = 0.9/1.5 =60%

Dolomite pieces with some gravel plugged core barrel.

RUN 2

BOX 1

44.5 46.0

RUN 3

BOX 1

BOX 2

46.0 56.4

RUN 4

BOX 2

BOX 3

56.4 66.5

RUN 5

BOX 3

66.5 76.5

RQD = 9.7/10 = 97%

21.0

ELEVATION TOP OF HOLE

McCook Reservoir Main Tunnel

SHEET

Chicago District

INSTALLATION 3PROJECT

SHEETS

DRILLING LOG (Cont Sheet)

PROJECTENG FORM

JUN 67 1836-A LB-121-08

Hole No. LB-121-08

HOLE NO.

OF

McCook Reservoir Main Tunnel

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant) fa

DEPTHELEVATION CLASSIFICATION OF MATERIALS

(Description)

% CORE

RECOV-

ERY

e

BOX OR

SAMPLE

NO.

RQD=95%

RQD=97%

RQD=60%

LEGEND

b gdc

DEPTH

g

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant)

BOX OR

SAMPLE

NO.

LEGEND

% CORE

RECOV-

ERY

RQD=92%

ELEVATION

RQD=97%

a fc e joint partially filled with chalk

CLASSIFICATION OF MATERIALS

(Description)

RUN 6

BOX 3

BOX 4

76.5 86.8

RUN 7

BOX 4

BOX 5

86.8 97.2

-58.0 d

RQD = 9.5/10.3 = 92%

Drilling rate: 1 ft/min

RQD = 10.2/10.2 = 100%

PROJECT

b

McCook Reservoir Main Tunnel

SHEET

OF

HOLE NO.

McCook Reservoir Main Tunnel LB-121-081836-AJUN 67

ENG FORM

PROJECT

Hole No. LB-121-08

SHEETS

4INSTALLATION

Chicago District

DRILLING LOG (Cont Sheet) ELEVATION TOP OF HOLE 21.0

LEGEND

-90.0

-93.0

-95.0

-88.0

-86.0

RQD = 8.5/10 = 85%

RQD = 8.1/10.2 = 79%

RQD=100%

RQD=85%

RQD=79%

chert content increases

BOX OR

SAMPLE

NO.

100 RUN 8

BOX 5

97.2

107.2 fractures fracture at chert fracture at chert fracture at chert fracture at chert fracture at chert

-89.0

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant)

RUN 9

BOX 5

BOX 6

107.2 117.4

DRILLING LOG (Cont Sheet) ELEVATION TOP OF HOLE

21.0 Hole No. LB-121-08

McCook Reservoir Main Tunnel

SHEET

% CORE

RECOV-

ERY

116 PROJECT HOLE NO.

McCook Reservoir Main Tunnel LB-121-081836-AJUN 67

ENG FORM

OF

CLASSIFICATION OF MATERIALS

(Description)ELEVATION DEPTH a fc eb gd

SHEETSChicago District

INSTALLATION 5PROJECT

NO.

e

RQD = 7.1/8.3 = 85%

RQD=95%

RQD=59%

RQD=85%

RQD = 9.3/9.8 = 95%

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant)

LEGEND

% CORE

RECOV-

ERY

CLASSIFICATION OF MATERIALS

(Description)ELEVATION DEPTH a f

Dolomite (Sugar Run Formation)

Hard, fresh, fine-grained, thickly-bedded, light gray Dolomite; styolites, clay partings few vugs, little chert, less fracturing relative to overlying formation.

RUN 10

BOX 7

117.4 127.2

RUN 11

BOX 7

127.2 129.4

RUN 12

BOX 7

BOX 8

129.4 137.7

RUN 13

BOX 8

137.7 147.7

RQD = 1.3/2.2 = 59%

-100.8 c

Hole No. LB-121-08

McCook Reservoir Main Tunnel

SHEET

OF

21.0

ELEVATION TOP OF HOLE

PROJECT HOLE NO.

McCook Reservoir Main Tunnel LB-121-081836-AJUN 67

ENG FORM

b gd

17 SHEETS

PROJECT 6INSTALLATION

Chicago District

DRILLING LOG (Cont Sheet)

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant)

BOX OR

SAMPLE

NO.

LEGEND

% CORE

RECOV-

ERY

RQD=98%

ELEVATION

RQD = 9.8/10 = 98%

a fc e

Dolomite (Joliet-Romeo Formation)

Medium hard, fresh, fine-grained, thickly bedded, gray to dark gray Dolomite; vuggy, occasional styolites and chert darker color, more vugs relative to overlying formation b

CLASSIFICATION OF MATERIALS

(Description)

-143.0

RUN 14

BOX 9

147.7 158.0

RUN 15

BOX 10

158.0 168.0

RQD=98%

-120.0 g

RQD = 10.1/10.3 = 98%

PROJECT

Hole No. LB-121-08

SHEET

OF

d

HOLE NO.

McCook Reservoir Main Tunnel LB-121-081836-AJUN 67

ENG FORM

PROJECT

17McCook Reservoir Main Tunnel SHEETS

7INSTALLATION

Chicago District

DRILLING LOG (Cont Sheet) ELEVATION TOP OF HOLE 21.0

RQD = 10.4/10.4 = 100%

-163.0

ELEVATION

RQD = 9.8/10.2 = 96%

White discharge water

-150.4

RQD=96%

RQD=100%

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant)

BOX OR

SAMPLE

NO.

Dolomite (Joliet - Markgraf Formation)

Medium hard to hard, fine-grained, dense, light-gray to gray DOLOMITE; occasional vugs and styolites lighter color and little structure relative to overlying formation

% CORE

RECOV-

ERY

RUN 17

BOX 11

BOX 12

178.2 188.6 vertical fracture with pyrite fracture filled with white clay/chalk (+/- 0.4ft thick) wispy bedding

Dolomite (Joliet - Brandon Bridge Formation)

Hard, fresh, fine-grained, dense, gray to dark gray Dolomite; argillaceous, clay partings, occasional vugs thinly bedded and colorful with dark-light bands relative to overlying formation bedding plane fracture

-161.5

RUN 16

BOX 10

BOX 11

168.0 178.2

-159.0

-144.0

CLASSIFICATION OF MATERIALS

(Description)DEPTH

21.0

LEGEND

Hole No. LB-121-08

McCook Reservoir Main Tunnel

SHEET

DRILLING LOG (Cont Sheet) ELEVATION TOP OF HOLE

188 PROJECT HOLE NO.

McCook Reservoir Main Tunnel LB-121-081836-AJUN 67

ENG FORM

OF

a fc eb gd

17 SHEETS

PROJECT 8INSTALLATION

Chicago District

NO.

RQD = 10/10 = 100%

RQD = 9.5/10 = 95%

RQD = 7.3/7.6 = 96%

RQD=100%

RQD=95%

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant)

LEGEND

% CORE

RECOV-

ERY

CLASSIFICATION OF MATERIALS

(Description)ELEVATION DEPTH a large cavity filled with chert c clay-filled joint

RUN 18

BOX 12

188.6 198.6

RUN 19

BOX 12

BOX 13

198.6 208.6

RUN 20

BOX 13

208.6 216.2 e

-188.0

-189.0 f

Hole No. LB-121-08

McCook Reservoir Main Tunnel

SHEET

OF

21.0

PROJECT HOLE NO.

McCook Reservoir Main Tunnel LB-121-081836-AJUN 67

ENG FORM

b gd

ELEVATION TOP OF HOLE

SHEETS

PROJECT 9INSTALLATION

Chicago District

RQD=97%

-192.0

-192.5

-194.0

-201.0

-203.0

-204.0

-213.0

-214.0 clay-filled joint

RQD = 9.7/10 = 97%

RQD=99%

Dolomite (Kankakee - Plaines Formation)

Hard, fresh, fine-grained, light gray Dolomite, vuggy

Dolomite (Kankakee - Troutman Formation)

Hard, fresh, fine-grained light gray Dolomite thinly bedded, less vugs, lighter color and more chert relative to overlying formation clay-filled joint clay-filled joint large cavity partially filled with chert cavity/joint filled with white clay and possibly broken rock joint filled with clay

RQD=96%

RUN 21

BOX 14

216.2 226.3

RUN 22

BOX 15

226.3 236.3

21.0

JUN 67

RQD = 10/10.1 = 99%

Chicago District

1836-A LB-121-08

DRILLING LOG (Cont Sheet)

McCook Reservoir Main Tunnel

PROJECT HOLE NO.ENG FORM

Hole No. LB-121-08

McCook Reservoir Main Tunnel

SHEET

OF

ELEVATION TOP OF HOLE

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant)

BOX OR

SAMPLE

NO.

LEGEND

% CORE

RECOV-

ERY

CLASSIFICATION OF MATERIALS

(Description)ELEVATION DEPTH a fc

PROJECT

b gd

17 SHEETS

INSTALLATION

e

CLASSIFICATION OF MATERIALS

(Description)

RQD=90%

RQD=97%

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant)

BOX OR

SAMPLE

NO.

% CORE

RECOV-

ERY

RQD = 9.2/10.2 = 90%

ELEVATION DEPTH

a fc e

Dolomite (Kankakee - Offerman Formation)

Hard, fresh to slightly weathered, light gray Dolomite; vuggy, chert nodules, fossils more chert zones, vugs and cavities relative to overlying formation

LEGEND

-227.5

RUN 23

BOX 15

BOX 16

236.3 246.5

RUN 24

BOX 16

BOX 17

246.5 256.7

RUN 25

BOX 17

256.7 267.0

RQD = 10/10.3 = 97%

RQD = 9.9/10.2 = 97%

b

Hole No. LB-121-08

McCook Reservoir Main Tunnel

SHEET

OF

21.0

PROJECT HOLE NO.

McCook Reservoir Main Tunnel LB-121-081836-AJUN 67

ENG FORM

SHEETS

gd

PROJECT 11INSTALLATION

Chicago District

DRILLING LOG (Cont Sheet) ELEVATION TOP OF HOLE

-241.2

-243.4

-244.2

-253.5

-262.0

BOX OR

SAMPLE

NO.

100 RQD = 10/10.1 = 99%

RQD = 9.6/10.2 = 94%

RQD=97%

RQD=99%

larger joints and cavities

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant) larger joints and cavities larger joints and cavities larger joints and cavities possibly encounter Kankakee Drummond formation at about 272' (more chert, thicker chert bands)

Chert band (+/- 0.5 ft thick) becomes more finely laminated, darker, with less chert broken rock, bedding plae fractures, and more weathering between about 282 feet and geologic contact

Dolomite (Elwood Formation)

Fine-grained, gray to brownish gray Dolomite;

fossils, occasional chert nodules

-239.7

RUN 26

BOX 17

BOX 18

267.0 277.1

RUN 27

BOX 18

BOX 19

277.1 287.3

RQD=94%

DRILLING LOG (Cont Sheet) ELEVATION TOP OF HOLE

21.0 Hole No. LB-121-08

McCook Reservoir Main Tunnel

SHEET

LEGEND

OF

284 PROJECT HOLE NO.

McCook Reservoir Main Tunnel LB-121-081836-AJUN 67

ENG FORM

% CORE

RECOV-

ERY

CLASSIFICATION OF MATERIALS

(Description)ELEVATION DEPTH a fc eb gd

SHEETSChicago District

INSTALLATION

12PROJECT

a more weathered, less chert, thin laminations, dark-light banding relative to overlying formation

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant)

BOX OR

SAMPLE

NO.

LEGEND

% CORE

RECOV-

ERY

CLASSIFICATION OF MATERIALS

(Description)DEPTH fc eb g

ELEVATION

becomes harder, less weathered, more competent

RUN 28

BOX 19

287.3 297.5

RUN 29

BOX 20

297.5 307.8

100 RQD = 9.7/10.2 = 95%

RQD = 10.2/10.3 = 99%

RQD=95%

RQD=99%

PROJECT

McCook Reservoir Main Tunnel

SHEET

OF

d

HOLE NO.

McCook Reservoir Main Tunnel LB-121-081836-AJUN 67

ENG FORM

INSTALLATION

17 SHEETS

Hole No. LB-121-08

Chicago District

DRILLING LOG (Cont Sheet) ELEVATION TOP OF HOLE 21.0

PROJECT

RQD=100%

LB-121-081836-AJUN 67

ENG FORM HOLE NO.PROJECT

RQD = 10.3/10.3 = 100%

RQD = 10.3/10.3 = 100%

possibly encountered the Wilhlemi formation as indicated by wider dark-light bands

-299.2

McCook Reservoir Main Tunnel dark bands get broader with fewer vugs

RUN 30

BOX 20

BOX 21

307.8 318.1

RUN 31

BOX 21

318.1 328.4

RUN 32

BOX 22

328.4 337.6

McCook Reservoir Main Tunnel

RQD=100%

SHEET

OF

Chicago District

RQD = 9.2/9.2 = 100%

17 SHEETS

PROJECT INSTALLATION

DRILLING LOG (Cont Sheet) ELEVATION TOP OF HOLE 21.0 a

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant)

BOX OR

SAMPLE

NO.

LEGEND

% CORE

RECOV-

ERY

CLASSIFICATION OF MATERIALS

(Description)ELEVATION DEPTH

Hole No. LB-121-08 fc eb gd fc eb g

ELEVATION

-322.2

-325.0 rip-up clasts d

Dolomite (Brainard Formation)

BEGIN ORDOVICIAN SYSTEM

Moderately hard, fresh, greenish gray Dolomitic mudstone; laminated greater disturbed/chaotic bedding, more rip-up clasts and fossils than overlying formation fossils rip up clasts

RUN 33

BOX 22

337.6 347.9

RUN 34

BOX 23

347.9 357.7 a

DEPTH

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant)

BOX OR

SAMPLE

NO.

LEGEND

% CORE

RECOV-

ERY

CLASSIFICATION OF MATERIALS

(Description)

Hole No. LB-121-08

McCook Reservoir Main Tunnel

SHEET

OF

21.0

PROJECT HOLE NO.

McCook Reservoir Main Tunnel LB-121-081836-AJUN 67

ENG FORM

SHEETS

RQD = 9.8/9.8 = 100%

RQD=100%

RQD=99%

RQD=100%

RQD = 10.2/10.3 = 99%

PROJECT 15INSTALLATION

Chicago District

RQD = 10/10.1 = 99%

RQD = 10.1/10.1 = 100%

RQD=99%

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant)

BOX OR

SAMPLE

NO.

LEGEND

% CORE

RECOV-

ERY

rip up clasts

ELEVATION

RQD = 7.3/7.3= 100%

fossils rip up clasts fossils fossils

RUN 35

BOX 23

357.7 367.8

RUN 36

BOX 23

BOX 24

367.8 377.9

-336.0

-342.2

-346.2

DEPTH

RUN 37

BOX 24

BOX 25

377.9 385.2

ELEVATION TOP OF HOLE

CLASSIFICATION OF MATERIALS

(Description)

Hole No. LB-121-08

McCook Reservoir Main Tunnel

SHEET

OF

a

DRILLING LOG (Cont Sheet)

PROJECT HOLE NO.

McCook Reservoir Main Tunnel LB-121-081836-AJUN 67

ENG FORM

fc eb gd

21.0

17 SHEETS

PROJECT 16INSTALLATION

ELEVATION

d gb ec f

-364.2 a

RQD=100%

DEPTH

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant)

BOX OR

SAMPLE

NO.

LEGEND

% CORE

RECOV-

ERY

CLASSIFICATION OF MATERIALS

(Description)

END OF BORING @ 385.2 FT. BORING

TREMIE GROUTED TO SURFACE

WITH PORTLAND CEMENT GROUT.

Water level depth (below ground surface) recorded as follows:

11/21/08: 66.6 ft 11/24/08: 22.5 ft 11/25/08: 32.4 ft 11/26/08: 36.1 ft

SHEET

ENG FORM

JUN 67 1836-A LB-121-08McCook Reservoir Main Tunnel

HOLE NO.PROJECT

DRILLING LOG (Cont Sheet)

SHEETS

PROJECT 17INSTALLATION

Chicago District OF

ELEVATION TOP OF HOLE

21.0 Hole No. LB-121-08

% CORE

RECOV-

ERY

Spoon 1 11,7,10 N = 17

Spoon 2 6, 13, 13 N = 26

LEGEND

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant)

Asphalt

Auger Sample

Spoon 8 2, 2, 4, 5 N = 6

Spoon 7 3, 3, 5, 7 N = 8 Qp = 1.5 tsf

Spoon 6 7, 18, 11 N = 29

Spoon 5 3, 5, 3, 5 N = 8

Spoon 4 3, 3, 6, 10 N = 9

Spoon 3 10, 10, 12 N = 22

0.5 0.9

17.5 19.5

15.0 17.0

12.5 14.0

10.0 12.0

7.5 9.5

5.0 6.5

1.0 2.5

Fine to coarse sand, little silt, trace clay, trace fine gravel - dark gray - medium dense to

Organic clay, trace sand with fibrous material grades quickly to organic silt - dark gray/black

- stiff (OL)

Silty clay, some fine to coarse sand, trace fine gravel, trace organics, wth silt beds - dark gray with occasional gray/brown mottling (CL)

Silty clay, some fine to coarse gravel, little fine to coarse sand, trace organics - dark brown and gray, slightly mottled (CL)

FILL: Silty clay, trace coarse sand, trace fine gravel, trace organics - dark brown (CL)

Crushed limestone base course

2.5 4.0

BOX OR

SAMPLE

NO.

+2.6

+7.1

+12.1

+19.6

+20.7

+21.7

6. DIRECTION OF HOLE

5. NAME OF DRILLER

3. DRILLING AGENCY

DEG. FROM VERT.

4. HOLE NO. (As shown on drawing title and file number) LB-122-08

OF

12. MANUFACTURER'S DESIGNATION OF DRILL

--- 12/29/2008

Chicago District

Hole No. LB-122-08

STARTED

CLASSIFICATION OF MATERIALS

(Description)

DRILLING LOG

ENG FORM

MAR 71 1836 PREVIOUS EDITIONS ARE OBSOLETE. LB-122-08McCook Reservoir Main Tunnel

HOLE NO.PROJECT

DISTURBED

11. DATUM FOR ELEVATION SHOWN (TBM or MSL)

Chicago IL N 1,865,131.3 E 1,122,611.7

19. SIGNATURE OF INSPECTOR

INSTALLATION

2. LOCATION (Coordinates or Station)

DIVISION

16. DATE HOLE

14. TOTAL NUMBER CORE BOXES

10. SIZE AND TYPE OF BIT

Mark Baker

COMPLETED

ELEVATION DEPTH

a fc

SHEET

b gd

PA / 2 7/8" RB

Great Lakes and Ohio River Div.

31.0 350.0 381.0 e

18. TOTAL CORE RECOVERY FOR BORING

12/31/2008

McCook Reservoir Main Tunnel

0.0

INCLINED

15. ELEVATION GROUND WATER

VERTICAL

13. TOTAL NO. OF

OVERBURDEN SAMPLES

TAKEN

UNDISTURBEDSubsurface Exploration, Inc.

+22.1

Chicago City Datum (vertical) NAD 83 (horizontal)

1. PROJECT

17. ELEVATION TOP OF HOLE

7. THICKNESS OF OVERBURDEN

8. DEPTH DRILLED INTO ROCK

9. TOTAL DEPTH OF HOLE

SHEETS

B-61

-12.9

-11.9

-8.9

-2.4

Spoon 12 50/0" N = Refusal (Casing set 1-foot into rock at 31 ft)

Spoon 11 17, 22, 22 N = 44 dense - wet (SM) Spoon 9 10, 10, 12 N = 21

27.5 28.5

25.0 26.5

22.5 24.0

20.0 21.5

RUN 1

BOX 1

31.0 41.1

RUN 2

41.1 51.1 bedding plane fractures fewer vugs vertical fracture bedding plane fractures

Dolomite (Racine Formation)

Light gray, fine to medium grained Dolomite;

abundant small vugs, some greenish mottling

Silt, some clay, trace to little fine to coarse sand and fine gravel, trace fine sand seams, finely laminated - dark olive gray - dense to very dense (ML)

30.0 30.0

Spoon 12 52, 38 N = 38+

22.1

ELEVATION TOP OF HOLEDRILLING LOG (Cont Sheet)

RQD = 8.7/10.1 = 86%

INSTALLATION

McCook Reservoir Main Tunnel

PROJECT

SHEETS17

Spoon 10 10, 15, 17 N = 32

Chicago District

ENG FORM

JUN 67 1836-A LB-122-08McCook Reservoir Main Tunnel

PROJECT

Hole No. LB-122-08

OF

SHEET

HOLE NO.

BOX OR

SAMPLE

NO.

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant)

% CORE

RECOV-

ERY

CLASSIFICATION OF MATERIALS

(Description)

RQD=86%

RQD = 8.9/10 = 89%

d g

LEGEND

ec fa

DEPTHELEVATION

b

-30.9

-28.9

-26.9

-24.9

-22.9

-36.9

-32.4

-33.4

-44.9

-41.9

-39.9

-38.4 open joints and fractures open joints and fractures fracture fracture fracture vertical fracture open joints and fractures open joints and fractures open joints and fractures open joints and fractures open joints and fractures increase vugs between 46 and 55 feet fracture

RUN 4

61.1 71.2

RUN 3

51.1 61.1

PROJECT

22.1

ELEVATION TOP OF HOLEDRILLING LOG (Cont Sheet)

Chicago District

Hole No. LB-122-08

SHEETS17

INSTALLATION

68ENG FORM

JUN 67 1836-A LB-122-08McCook Reservoir Main Tunnel

HOLE NO.

OF

SHEET

McCook Reservoir Main Tunnel

PROJECT

RQD=94%

ELEVATION CLASSIFICATION OF MATERIALS

(Description)

% CORE

RECOV-

ERY

LEGEND

BOX OR

SAMPLE

NO.

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant) a

RQD=100%

f

RQD=89%

RQD = 10.1/10.1 = 100%

RQD = 9.5/10 = 95%

b c ed g

-66.9

LEGEND

-51.9

RQD =9.6/10.1 = 95%

RQD = 9.0/10 = 90%

RQD = 8.8/9.8 = 90%

RQD=95%

RQD=90%

fracture

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant) fracture fracture open bedding plane joints open joints

RUN 5

71.2 81.3

-57.4

RUN 7

91.3

101.1

-52.9

-49.4

BOX OR

SAMPLE

NO.

RUN 6

81.3 91.3

DRILLING LOG (Cont Sheet) ELEVATION TOP OF HOLE

22.1 Hole No. LB-122-08

McCook Reservoir Main Tunnel

SHEET

% CORE

RECOV-

ERY

92 PROJECT HOLE NO.

McCook Reservoir Main Tunnel LB-122-081836-AJUN 67

ENG FORM

OF

CLASSIFICATION OF MATERIALS

(Description)ELEVATION DEPTH a fc eb gd

17Chicago District

INSTALLATION 4PROJECT

SHEETS

RQD = 7.2/10.3 = 70%

RQD=90%

RQD=92%

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant)

BOX OR

SAMPLE

NO.

% CORE

RECOV-

ERY

ELEVATION DEPTH

a fc e chert increases

LEGEND

open joints fractures

RUN 8

101.1 111.0

RUN 9

111.0 121.3

RQD = 9.1/9.9 = 92%

-80.9

-92.9 b

McCook Reservoir Main Tunnel

SHEET

OF

116 PROJECT HOLE NO.

McCook Reservoir Main Tunnel LB-122-081836-AJUN 67

ENG FORM

SHEETS

gd

Hole No. LB-122-08

22.1

PROJECT 5INSTALLATION

Chicago District

NO.

RQD = 10.1/10.4 = 97%

Drilling rate: 1.6 min/ft

RQD = 9.75/9.8 = 99%

Drilling rate: 1.1 min/ft

RQD=70%

RQD=97%

RQD=99%

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant)

LEGEND

% CORE

RECOV-

ERY

CLASSIFICATION OF MATERIALS

(Description)ELEVATION DEPTH a

Dolomite (Sugar Run Formation)

Light gray, fine grained Dolomite ; few vugs, little chert c fracture fracture

RUN 10

121.3 131.7

RUN 11

131.7 141.5 e

-99.2

-103.4

-105.4 f

Hole No. LB-122-08

McCook Reservoir Main Tunnel

SHEET

OF

22.1

PROJECT HOLE NO.

McCook Reservoir Main Tunnel LB-122-081836-AJUN 67

ENG FORM

b gd

ELEVATION TOP OF HOLE

SHEETS

PROJECT 6INSTALLATION

Chicago District

RQD = 10/10.1 =99%

Driller reports 100% water loss between 168 and 171 feet.

RQD = 9.7/10.1 = 96%

-126.9

RQD=100%

RQD=96%

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant)

BOX OR

SAMPLE

NO.

increased vugs

% CORE

RECOV-

ERY

RQD = 10.2/10.2 = 100%

fracture fracture fracture fracture

RUN 12

141.5 151.7

RUN 14

BOX 10

161.8 171.9

-127.4

-121.9

-125.9

CLASSIFICATION OF MATERIALS

(Description)

RUN 13

BOX 9

151.7 161.8

ELEVATION

ELEVATION TOP OF HOLE

LEGEND

Hole No. LB-122-08

McCook Reservoir Main Tunnel

SHEET

DRILLING LOG (Cont Sheet)

164 PROJECT HOLE NO.

McCook Reservoir Main Tunnel LB-122-081836-AJUN 67

ENG FORM

OF

DEPTH

a fc eb gd

22.1

17 SHEETS

PROJECT 7INSTALLATION

% CORE

RECOV-

ERY

RQD=99%

RQD=100%

RQD=100%

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant)

RQD = 121+/121 = 100%

100% water loss at 172 feet

LEGEND CLASSIFICATION OF MATERIALS

(Description)ELEVATION DEPTH a fc

Dolomite (Joliet Formation - Romeo Member)

Light gray Dolomite, fresh, medium hard, thickly bedded, massive - little structure, occasional styolite (only trace vugs)

BOX OR

SAMPLE

NO.

rubble zone

Dolomite (Joliet Formation - Markgraf Member)

Dolomite, gray with occasional dark gray clay partings, moderately hard, argillaceous, medium bedded

RUN 15

BOX 10

BOX 11

171.9 182.0

RUN 16

BOX 11

182.0 192.0

RQD = 10.2/10 = 102%

Initially recovered 6.8 ft, 3.2 ft of core slipped out of barrel, 3.4 ft recovered from top of RUN 17.

-145.4

-163.4 e

McCook Reservoir Main Tunnel

SHEET

OF

b

188 PROJECT HOLE NO.

McCook Reservoir Main Tunnel LB-122-081836-AJUN 67

ENG FORM

SHEETS

gd

Hole No. LB-122-08

22.1

PROJECT 8INSTALLATION

Chicago District

RQD=100%

RQD=95%

RQD = 10/10 = 100%

BOX OR

SAMPLE

NO.

RQD = 3.0/3.0 = 100%

% CORE

RECOV-

ERY

CLASSIFICATION OF MATERIALS

(Description)ELEVATION DEPTH a fc

Possible Brandon Bridge Formation

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant)

Dolomite (Kankakee Formation - Plaines Member)

RUN 17

BOX 11

192.0 195.0

RUN 18

BOX 12

195.0 205.0

RUN 19

BOX 13

205.0 215.0

RQD = 9.5'/10' = 95%

-187.8 e

Hole No. LB-122-08

McCook Reservoir Main Tunnel

SHEET

OF

22.1

PROJECT HOLE NO.

McCook Reservoir Main Tunnel LB-122-081836-AJUN 67

ENG FORM

b gd

SHEETS

PROJECT 9INSTALLATION

Chicago District

RQD=100%

RQD=100%

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant)

BOX OR

SAMPLE

NO.

% CORE

RECOV-

ERY

RQD = 10.1/10 = 100%

ELEVATION DEPTH

a fc e

Dolomite (Kankakee Formation - Troutman Member)

Dolomite, gray, medium bedded with frequent gray to dark gray clay partins, fresh, moderately hard.

LEGEND

-194.9

RUN 20

BOX 13

BOX 14

215.0 225.0

RUN 21

BOX 14

225.0 235.0

RUN 22

BOX 15

235.0 245.0

RQD = 9.5/10 = 95%

RQD = 10/10 = 100%

b

Hole No. LB-122-08

McCook Reservoir Main Tunnel

SHEET

OF

22.1

PROJECT HOLE NO.

McCook Reservoir Main Tunnel LB-122-081836-AJUN 67

ENG FORM

SHEETS

gd

PROJECT 10INSTALLATION

Chicago District a d

(Drilling time, water loss, depth weathering, etc., if significant)

BOX OR

SAMPLE

NO.

LEGEND

% CORE

RECOV-

ERY

CLASSIFICATION OF MATERIALS

(Description)DEPTH

RQD=100%

fc eb

Dolomite (Kankakee Formation - Offerman Member)

Dark brownish-gray Dolomite with frequent chert bands, fresh, medium bedded

ELEVATION

RUN 23

BOX 16

245.0 255.0

RUN 24

BOX 16

255.0 265.0

-225.9

RQD = 10/10 = 100%

RQD = 9.8/10 = 98%

2" of core recovered from catcher, so recovery likely 100%

RQD=95%

PROJECT

g

SHEET

OF

Hole No. LB-122-08

HOLE NO.

McCook Reservoir Main Tunnel LB-122-081836-AJUN 67

ENG FORM

17McCook Reservoir Main Tunnel

PROJECT INSTALLATION

Chicago District

DRILLING LOG (Cont Sheet) ELEVATION TOP OF HOLE 22.1

RQD=98%

RQD=98%

RQD=97%

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant)

BOX OR

SAMPLE

NO.

% CORE

RECOV-

ERY

ELEVATION DEPTH

a fc e

Dolomite (Kankakee Formation - Drummond Member)

Brownish gray Dolomite, thinly to medium bedded with frequent chert

LEGEND

fractures

RUN 25

BOX 17

265.0 275.0

RUN 26

BOX 17

BOX 18

275.0 285.0

RQD = 9.7/10 = 97%

Driller reports no water return during

RUN 26

RQD = 9.8/10 = 98%

Driller notes 10% of return water (from no return during last few runs) at 5 ft and up to 70% deeper in run.

-248.4

-255.9 b

McCook Reservoir Main Tunnel

SHEET

OF

284 PROJECT HOLE NO.

McCook Reservoir Main Tunnel LB-122-081836-AJUN 67

ENG FORM

SHEETS

gd

Hole No. LB-122-08

22.1

PROJECT 12INSTALLATION

Chicago District

RQD=99%

RQD=100%

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant)

BOX OR

SAMPLE

NO.

% CORE

RECOV-

ERY

RQD = 9.9/10 = 99%

ELEVATION DEPTH

a fc e

Dolomite (Elwood Formation)

Olive gray Dolomite, moderately hard, fresh, thinly bedded (banded) with black fine clay partings (occasional pits and cherty zones)

LEGEND

-273.4

RUN 27

BOX 18

285.0 295.0

RUN 28

BOX 19

295.0 305.0

RUN 29

BOX 19

BOX 20

305.0 315.0

RQD = 9.8/10 = 98%

RQD = 10/10 = 100%

b

Hole No. LB-122-08

McCook Reservoir Main Tunnel

SHEET

OF

22.1

PROJECT HOLE NO.

McCook Reservoir Main Tunnel LB-122-081836-AJUN 67

ENG FORM

SHEETS

gd

PROJECT 13INSTALLATION

Chicago District

(Drilling time, water loss, depth weathering, etc., if significant)

BOX OR

SAMPLE

NO.

LEGEND

% CORE

RECOV-

ERY

CLASSIFICATION OF MATERIALS

(Description) d

DEPTH

RQD=97%

fc eb

Dolomite (Wilhelm Formation - Birds Member)

ELEVATION

100 RUN 30

BOX 21

BOX 22

315.0 325.0

RUN 31

BOX 22

325.0 335.0

RQD=100%

RQD = 9.7/10 = 97%

RQD = 10/10 = 100%

RQD=98%

-293.9

PROJECT

g

SHEET

OF

Hole No. LB-122-08

HOLE NO.

McCook Reservoir Main Tunnel LB-122-081836-AJUN 67

ENG FORM

17McCook Reservoir Main Tunnel

PROJECT INSTALLATION

Chicago District

DRILLING LOG (Cont Sheet) ELEVATION TOP OF HOLE 22.1

RQD=95%

RQD = 10/10 = 100%

RQD = 8.6/9 = 95%

RQD=100%

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant)

BOX OR

SAMPLE

NO.

LEGEND

% CORE

RECOV-

ERY

Dolomite (Wilhelm Formation - Schwietzer Member)

ELEVATION

RQD = 9.8/10 = 98%

fresh, no vugs

Brainard Shale disturbed bedding rip up clasts

Dolomite (Fort Atkinson formation)

RUN 32

BOX 22

BOX 23

335.0 345.0

RUN 34

BOX 24

354.0 364.0

DEPTH

-310.9

-325.9

-328.9

RUN 33

BOX 23

345.0 354.0

ELEVATION TOP OF HOLE

CLASSIFICATION OF MATERIALS

(Description)

Hole No. LB-122-08

McCook Reservoir Main Tunnel

SHEET

OF

a

DRILLING LOG (Cont Sheet)

PROJECT HOLE NO.

McCook Reservoir Main Tunnel LB-122-081836-AJUN 67

ENG FORM

fc eb gd

22.1

17 SHEETS

PROJECT 15INSTALLATION

RQD=94%

RQD = 9.4/10 = 94%

-345.9

RQD=98%

-343.9

RQD=85%

b disturbed bedding d

RQD = 6/7 = 86%RUN 36

BOX 25

374.0 381.0 large clasts fractures fractures fractures fractures large clasts

RUN 35

BOX 24

BOX 25

364.0 374.0

-338.9

-340.9 f g

PROJECT

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant)

BOX OR

SAMPLE

NO.

LEGEND

% CORE

RECOV-

ERY

CLASSIFICATION OF MATERIALS

(Description)ELEVATION a c e

HOLE NO.

McCook Reservoir Main Tunnel LB-122-081836-AJUN 67

ENG FORM

DEPTH

22.1

17 SHEETS

PROJECT 16INSTALLATION

Chicago District

ELEVATION TOP OF HOLE

Hole No. LB-122-08

McCook Reservoir Main Tunnel

SHEET

OF

d gb eca

ELEVATION CLASSIFICATION OF MATERIALS

(Description)

% CORE

RECOV-

ERY

LEGEND

BOX OR

SAMPLE

NO.

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant)

END OF BORING @ 381 FT. BORING

TREMIE GROUTED TO SURFACE

WITH PORTLAND CEMENT GROUT.

Water level depth (below ground surface) recorded as follows:

12/22/08: 19.5 ft 12/30/08: 26.7 ft 12/31/08: 62 ft

-358.9 f

SHEET

ENG FORM

JUN 67 1836-A LB-122-08McCook Reservoir Main Tunnel

HOLE NO.PROJECT

DRILLING LOG (Cont Sheet)

SHEETS

PROJECT 17INSTALLATION

Chicago District OF

ELEVATION TOP OF HOLE

22.1 Hole No. LB-122-08

Spoon 2 4, 4, 5 N = 9

Spoon 1 20, 10, 7 N = 17

Spoon 4 3, 3, 3 N = 6

Spoon 5 2, 2, 2 N = 4

DEPTH CLASSIFICATION OF MATERIALS

(Description)

Asphalt

LEGEND

BOX OR

SAMPLE

NO.

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant)

Spoon 3 9, 12, 12 N = 24

Spoon 8 7, 6, 4, 4 N = 10

Spoon 7 30, 21, 15 N = 36

Spoon 6 2, 2, 3 N = 5

17.5 19.5

15.0 16.5

12.5 14.5

10.0 12.0

7.5 9.0

5.0 6.5

80 1 1.0 2.5

Silty CLAY,trace gravel, trace shell fagments

(CL)

FILL: Silty SAND, trace organics, trace clay, trace organics - gray, brown, and black - loose to dense - moist (SM)

FILL: Sandy clayey silt - brown- medium dense - moist (ML)

FILL: Silty CLAY, little fine to coarse sand -gray (CL)

FILL: Silty sand - gray - medium dense - dry to moist (SM)

Crushed limetone base course

2.5 4.0

ELEVATION

+3.8

+14.3

+16.8

+18.8

+20.3

+20.9

STARTED

6. DIRECTION OF HOLE

5. NAME OF DRILLER

3. DRILLING AGENCY

4. HOLE NO. (As shown on drawing title and file number)

DRILLING LOG

19. SIGNATURE OF INSPECTOR

26LB-123-08

OF

12. MANUFACTURER'S DESIGNATION OF DRILL

--- 1/8/2009

% CORE

RECOV-

ERY

Hole No. LB-123-08 f

ENG FORM

MAR 71 1836 PREVIOUS EDITIONS ARE OBSOLETE. LB-123-08McCook Reservoir Main Tunnel

HOLE NO.PROJECT

DEG. FROM VERT.

COMPLETED

DISTURBED

11. DATUM FOR ELEVATION SHOWN (TBM or MSL)

Chicago IL N 1,865,416.3 E 1,122,942.5

Mark Baker

42.5 349.5 392.0

2. LOCATION (Coordinates or Station)

DIVISION

16. DATE HOLE

Chicago District

10. SIZE AND TYPE OF BIT1. PROJECT

SHEETINSTALLATION

Great Lakes and Ohio River Div.

PA / 2 7/8" RB

d gb ec

14. TOTAL NUMBER CORE BOXES

INCLINED

SHEETS

15. ELEVATION GROUND WATER 0.0

2/2/2009

7. THICKNESS OF OVERBURDEN

8. DEPTH DRILLED INTO ROCK

9. TOTAL DEPTH OF HOLE

McCook Reservoir Main Tunnel

18. TOTAL CORE RECOVERY FOR BORING

Chicago City Datum (vertical) NAD 83 (horizontal)

+21.3

Subsurface Exploration, Inc. UNDISTURBED13. TOTAL NO. OF

OVERBURDEN SAMPLES

TAKEN

17. ELEVATION TOP OF HOLE

B-61

VERTICAL

-0.7

-20.7

-15.7

-10.7

-8.7

-1.7

+1.0

-6.7

Gravel (GP)

30.0 32.0

12A, 12B 27.5 29.0

25.0 26.5

10A, 10B 22.5 24.0

20.0 20.3

16A, 16B 37.5 39.0

Dolomite (Racine formation - Silurimis system)

Dolomite, moderately hard, medium to thickly bedded, light gray to dark gray, occasional blue mottling, scattered vugs and chert nodules

Gravel (fractured rock) - extremely dense

(GP)

Silty fine sand, trace clay - gray - dense - wet

(SM)

Gravel/Boulders (GP)

Silty fine to medium sand, trace clay -gray -very dense - wet (SM)

Silty CLAY, little fine to coarse sand - gray -hard (CL)

Sandy silt, gray (ML)

32.5 33.5

35.0 36.5

RUN 1

BOX 1

42.5 49.5

40.0 41.5

DEPTH

INSTALLATION 2PROJECT

SHEETS17

d gb ec fa

ENG FORM

JUN 67 1836-A LB-123-08McCook Reservoir Main Tunnel

HOLE NO.PROJECT

Chicago District

ELEVATION

OF

SHEET

McCook Reservoir Main Tunnel

Hole No. LB-123-0821.3 ELEVATION TOP OF HOLEDRILLING LOG (Cont Sheet)

Spoon 13.

No sample, drilled through gravel/boulders from 30' to 32'.

RQD = 6.8/7 = 97%

100% water loss at 48'

Spoon 17 27, 34, 60 N = 94

Spoon 16 22, 34, 48 N = 82

Spoon 14 37, 38 N = 38+

Spoon 12 13, 20, 26 N = 46 Qp = 4.5 tsf

Spoon 11 10, 14, 19 N = 34 Qp > 5.0 tsf

Spoon 10 15, 26, 27 N = 53 Qp > 5.0 tsf

Spoon 9 50/3" N = Refusal

Spoon 15 20, 37, 34 N = 70

CLASSIFICATION OF MATERIALS

(Description)

% CORE

RECOV-

ERY

LEGEND

BOX OR

SAMPLE

NO.

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant)

RUN 2

BOX 1

BOX 2

49.5 58.0

% CORE

RECOV-

ERY

CLASSIFICATION OF MATERIALS

(Description)ELEVATION DEPTH a

BOX OR

SAMPLE

NO.

c

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant) b gd f

RQD = 7.2/8.5 = 85%

RUN 3

BOX 2

58.0 68.5

LEGEND

RQD = 10/10.5 = 95%

RQD=97%

RQD=85%

RQD=95%

HOLE NO.

SHEET

OF

68 PROJECT

McCook Reservoir Main Tunnel LB-123-081836-AJUN 67

ENG FORM

Chicago District 17 SHEETS

PROJECT

McCook Reservoir Main Tunnel

INSTALLATION

Hole No. LB-123-08DRILLING LOG (Cont Sheet) ELEVATION TOP OF HOLE 21.3

RQD = 9.8/10 = 98%

RQD = 9.0/10 = 90%

RQD = 8.8/10.5 = 84%

DEPTH

RQD=90%

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant)

BOX OR

SAMPLE

NO.

LEGEND

% CORE

RECOV-

ERY

CLASSIFICATION OF MATERIALS

(Description) harder/more competent rock

RQD=98%

softer vug vugs and/or pits vugs and/or pits

Much more chert, tan color, not as white.

Chert in layers and nodules.

vugs

RUN 4

BOX 2

BOX 3

68.5 78.5

RUN 5

BOX 3

BOX 4

78.5 88.5

-62.7

-70.7 a

RUN 6

BOX 4

88.0 99.0

ELEVATION TOP OF HOLE

ELEVATION

Hole No. LB-123-08

McCook Reservoir Main Tunnel

SHEET

OF

DRILLING LOG (Cont Sheet)

PROJECT HOLE NO.

McCook Reservoir Main Tunnel LB-123-081836-AJUN 67

ENG FORM

fc eb gd

21.3

17 SHEETS

PROJECT 4INSTALLATION

(Drilling time, water loss, depth weathering, etc., if significant)

BOX OR

SAMPLE

NO.

LEGEND

% CORE

RECOV-

ERY

CLASSIFICATION OF MATERIALS

(Description) d

DEPTH

RQD=88%

fc eb vugs and/or pits

ELEVATION

fracture fracture fracture fracture

RUN 7

BOX 5

99.0

109.0

RUN 8

BOX 6

109.0 119.0

RQD=94%

RQD = 8.8/10 = 88%

RQD = 9.4/10 = 94%

RQD=84%

PROJECT

McCook Reservoir Main Tunnel

SHEET

OF

g

HOLE NO.

McCook Reservoir Main Tunnel LB-123-081836-AJUN 67

ENG FORM

INSTALLATION

17 SHEETS

Hole No. LB-123-08

Chicago District

DRILLING LOG (Cont Sheet) ELEVATION TOP OF HOLE 21.3

(Drilling time, water loss, depth weathering, etc., if significant) c

RQD = 9.6/10 = 96%

RQD = 10/10 = 100%

RQD = 9.5/10 = 95%

RQD=96%

RQD=100%

BOX OR

SAMPLE

NO.

LEGEND

% CORE

RECOV-

ERY

CLASSIFICATION OF MATERIALS

(Description)ELEVATION DEPTH a

Dolomite (Sugar Run Formation)

Gray Dolomite, fine grained, less chert, fewer styolites vugs and/or pits vugs and/or pits vugs and/or pits fracture fracture fracture (at chalk zone)

RUN 9

BOX 6

BOX 7

119.0 129.0

RUN 11

BOX 8

139.0 149.0 e

-100.7

100 RUN 10

BOX 7

BOX 8

129.0 139.0 f

Hole No. LB-123-08

McCook Reservoir Main Tunnel

SHEET

OF

21.3

ELEVATION TOP OF HOLE

PROJECT HOLE NO.

McCook Reservoir Main Tunnel LB-123-081836-AJUN 67

ENG FORM

b gd

SHEETS

PROJECT 6INSTALLATION

Chicago District

(Drilling time, water loss, depth weathering, etc., if significant)

BOX OR

SAMPLE

NO.

LEGEND

% CORE

RECOV-

ERY

g

ELEVATION

RQD = 10/10 = 100%

a fc e vugs and/or pits

CLASSIFICATION OF MATERIALS

(Description)

-141.7 vugs and/or pits vugs and/or pits

RUN 12

BOX 8

BOX 9

149.0 159.0

RUN 13

BOX 9

BOX 10

159.0 169.0

RQD=96%

RQD=95%

RQD = 9.6/10 = 96%

d

PROJECT

b

McCook Reservoir Main Tunnel

SHEET

OF

HOLE NO.

McCook Reservoir Main Tunnel LB-123-081836-AJUN 67

ENG FORM

PROJECT

Hole No. LB-123-08

SHEETS

7INSTALLATION

Chicago District

DRILLING LOG (Cont Sheet) ELEVATION TOP OF HOLE 21.3

RQD = 9.8/10 = 98%

RQD=100%

RQD=92%

RQD=98%

BOX OR

SAMPLE

NO.

% CORE

RECOV-

ERY

CLASSIFICATION OF MATERIALS

(Description)ELEVATION DEPTH a fc

Dolomite (Joliet Formation - Romeo Member)

Light gray, moderately hard, thickly bedded, Dolomite; fresh, massive, little structure vugs and pits decrease below 166'

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant) fracture (chalk/clay filled) fracture (chalk/clay filled)

Dolomite (Joliet Formation - Markgraf Member)

Gray Dolomite, dark gray clay partings, moderately hard, medium bedded

RUN 14

BOX 10

169.0 179.0

RUN 15

BOX 11

179.0 189.0

RQD = 9.2/10 = 92%

-144.7

-158.7 e

Hole No. LB-123-08

McCook Reservoir Main Tunnel

SHEET

OF

21.3

PROJECT HOLE NO.

McCook Reservoir Main Tunnel LB-123-081836-AJUN 67

ENG FORM

SHEETS

b gd

PROJECT 8INSTALLATION

Chicago District weathering, etc., if significant) c

RQD = 10/10 = 100%

RQD = 9.7/10 = 97%

RQD = 9.8/10 = 98%

RQD=100%

RQD=97%

BOX OR

SAMPLE

NO.

LEGEND

% CORE

RECOV-

ERY

CLASSIFICATION OF MATERIALS

(Description)ELEVATION DEPTH a darker minerals and fine laminations at 191'

Dolomite (Joliet Formation - Brandon Bridge Member) fracture fracture

RUN 16

BOX 11

BOX 12

189.0 199.0

RUN 17

BOX 12

BOX 13

199.0 209.0

RUN 18

BOX 13

209.0 219.0 e

-178.7

-190.7 f

Hole No. LB-123-08

McCook Reservoir Main Tunnel

SHEET

OF

21.3

ELEVATION TOP OF HOLE

PROJECT HOLE NO.

McCook Reservoir Main Tunnel LB-123-081836-AJUN 67

ENG FORM

b gd

SHEETS

PROJECT 9INSTALLATION

Chicago District

RQD=95%

RQD=100%

RQD=95%

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant)

BOX OR

SAMPLE

NO.

% CORE

RECOV-

ERY

ELEVATION DEPTH

a fc e Dolomite (Kankakee Formation - Plaines Member)

LEGEND

vugs increase

Dolomite (Kankakee Formation - Troutman Member) Gray, medium bedded, Dolomite, frequent clay partings and bedding planes vugs and/or pits and facture fracture vugs and/or pits

RUN 19

BOX 14

219.0 229.0

RQD = 9.5/10 = 95%

RQD =10/10 = 100%

-198.7 b

RUN 20

BOX 14

BOX 15

229.0 239.0

Hole No. LB-123-08

McCook Reservoir Main Tunnel

SHEET

OF

21.3

PROJECT HOLE NO.

McCook Reservoir Main Tunnel LB-123-081836-AJUN 67

ENG FORM

PROJECT

gd

SHEETS

10INSTALLATION

Chicago District

DRILLING LOG (Cont Sheet) ELEVATION TOP OF HOLE weathering, etc., if significant)

RQD = 9.7/10 = 97%

RQD = 9.2/10 = 92%

RQD = 10/10 = 100%

RQD=97%

RQD=92%

BOX OR

SAMPLE

NO.

LEGEND

% CORE

RECOV-

ERY

CLASSIFICATION OF MATERIALS

(Description)ELEVATION DEPTH fracture f vugs and/or pits

Dolomite (Kankakee Formation - Offerman Member)

Dark brown-gray Dolomite; frequent chert bands, fresh, medium bedded frequent chert nodules/banding from 250' to 259'

RUN 21

BOX 15

BOX 16

239.0 249.0

RUN 22

BOX 16

249.0 259.0

RUN 23

BOX 16

BOX 17

259.0

-228.7

-237.7 ca

Hole No. LB-123-08

McCook Reservoir Main Tunnel

SHEET

OF

21.3

ELEVATION TOP OF HOLE

PROJECT HOLE NO.

McCook Reservoir Main Tunnel LB-123-081836-AJUN 67

ENG FORM

b gd e

SHEETS

PROJECT 11INSTALLATION

Chicago District

NO.

RQD = 9.4/10 = 94%

RQD = 9.4/10 = 94%

RQD=100%

RQD=94%

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant)

LEGEND

% CORE

RECOV-

ERY

CLASSIFICATION OF MATERIALS

(Description)ELEVATION DEPTH a vugs and/or pits c

RUN 25

BOX 18

279.0 289.0 fracture fracture vugs and/or pits fracture fracture

Dolomite (Kankakee Formation - Drummond Member)

RUN 24

BOX 17

BOX 18

269.0 279.0 e

-242.7

-260.7

269.0 f

Hole No. LB-123-08

McCook Reservoir Main Tunnel

SHEET

OF

21.3

PROJECT HOLE NO.

McCook Reservoir Main Tunnel LB-123-081836-AJUN 67

ENG FORM

SHEETS

b gd

ELEVATION TOP OF HOLE

PROJECT 12INSTALLATION

Chicago District

(Drilling time, water loss, depth weathering, etc., if significant)

BOX OR

SAMPLE

NO.

LEGEND

% CORE

RECOV-

ERY

CLASSIFICATION OF MATERIALS

(Description) d

DEPTH

RQD=100%

fc eb

Dolomite (Elwood Formation)

ELEVATION

100 RUN 26

BOX 19

289.0 299.0

RUN 27

BOX 19

BOX 20

299.0 309.0

RQD=100%

RQD = 10/10 = 100%

RQD = 10/10 = 100%

RQD=94%

-280.7

PROJECT

g

SHEET

OF

Hole No. LB-123-08

HOLE NO.

McCook Reservoir Main Tunnel LB-123-081836-AJUN 67

ENG FORM

17McCook Reservoir Main Tunnel

PROJECT INSTALLATION

Chicago District

DRILLING LOG (Cont Sheet) ELEVATION TOP OF HOLE 21.3

NO.

RQD = 9.7/10 = 97%

RQD = 10/10 = 100%

RQD = 10/10 = 100%

RQD=97%

RQD=100%

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant)

LEGEND

% CORE

RECOV-

ERY

CLASSIFICATION OF MATERIALS

(Description)ELEVATION DEPTH a

Argillaceous Dolomite ( Wilhelmi Formation - Birds Member)

Dark gray/black, argillaceous Dolomite, very fine grained, fresh, moderately hard, finely bedded c

Dolomite (Wilhelmi Formation - Schweitzer Member)

Black argillaceous dolomite, finely laminated, fissile

RUN 28

BOX 20

BOX 21

309.0 319.0

RUN 29

BOX 21

319.0 329.0

RUN 30

BOX 22

329.0 339.0 e

-297.7

-307.7 f

Hole No. LB-123-08

McCook Reservoir Main Tunnel

SHEET

OF

21.3

PROJECT HOLE NO.

McCook Reservoir Main Tunnel LB-123-081836-AJUN 67

ENG FORM

b gd

ELEVATION TOP OF HOLE

SHEETS

PROJECT 14INSTALLATION

Chicago District

RQD=100%

RQD=99%

RQD=100%

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant)

BOX OR

SAMPLE

NO.

% CORE

RECOV-

ERY

ELEVATION DEPTH

a fc e

Ordovician System/Maquoketa Group Green Mudstone (Brainard formation)

Green Mudstone, soft with fissile unconformity above and rip-up clasts below forming gradual contact with Fort Atkinson formation.

LEGEND

Dolomite (Fort Atkinson Formation)

Interbedded Dolomite and argillaceous Dolomite, rip up clasts common

RUN 31

BOX 22

BOX 23

339.0 349.0

RUN 32

BOX 23

BOX 24

349.0 359.0

RQD = 10/10 = 100%

RQD = 9.9/10 = 99%

-323.7

-329.7 b

McCook Reservoir Main Tunnel

SHEET

OF

356 PROJECT HOLE NO.

McCook Reservoir Main Tunnel LB-123-081836-AJUN 67

ENG FORM

SHEETS

Hole No. LB-123-08 d

21.3

PROJECT 15INSTALLATION

Chicago District

DRILLING LOG (Cont Sheet) ELEVATION TOP OF HOLE g

(Drilling time, water loss, depth weathering, etc., if significant)

BOX OR

SAMPLE

NO.

LEGEND

% CORE

RECOV-

ERY

CLASSIFICATION OF MATERIALS

(Description) d

DEPTH

RQD=100%

fc eb

RUN 33

BOX 23

359.0 369.0

ELEVATION

RUN 34

BOX 24

369.0 379.0

RUN 35

BOX 25

BOX 26

379.0

RQD = 8.6/9 = 95%

RQD = 10/10 = 100%

Coring rate = 0.5 ft/min

RQD = 10/10 = 100%

Coring Rate = 0.6 ft/min

RQD=95%

PROJECT

McCook Reservoir Main Tunnel

SHEET

OF

g

HOLE NO.

McCook Reservoir Main Tunnel LB-123-081836-AJUN 67

ENG FORM

INSTALLATION

17 SHEETS

Hole No. LB-123-08

Chicago District

DRILLING LOG (Cont Sheet) ELEVATION TOP OF HOLE 21.3

% CORE

RECOV-

ERY

CLASSIFICATION OF MATERIALS

(Description)ELEVATION DEPTH a cb gd f 389.0

RUN 36

BOX 26

389.0 392.0

-370.7

BOX OR

SAMPLE

NO.

REMARKS

(Drilling time, water loss, depth weathering, etc., if significant)

RQD = 10/10 = 100%

Coring Rate = 0.5 ft/min

END OF BORING @ 392 FT. BORING

TREMIE GROUTED TO SURFACE

WITH PORTLAND CEMENT GROUT.

Water level depth (below ground surface) recorded as follows:

1/9/09: 8.5 ft 1/12/09: 7.5 ft 2/2/09: 41 ft

RQD=100%

RQD=100%

HOLE NO.

OF

McCook Reservoir Main Tunnel

PROJECT

Hole No. LB-123-08

McCook Reservoir Main Tunnel LB-123-081836-AJUN 67

ENG FORM

Chicago District 17 SHEETS

PROJECT SHEETINSTALLATION

DRILLING LOG (Cont Sheet) ELEVATION TOP OF HOLE 21.3

APPENDIX C

Historical Laboratory Data Summary

Test Count: 70

Date Tested Report/Investigation Geological Formation

Borehole Identifier

Test Depth / Interval (ft)

Strength (psi)

AECOM Racine LB-121-08 106.5/8 4,191 AECOM Racine LB-121-08 108.5/9 4,706 AECOM Racine LB-121-08 116.8/9 7,810 AECOM Sugar Run LB-121-08 128.0/11 9,846 AECOM Sugar Run LB-121-08 139.0/13 8,132 AECOM Joliet LB-121-08 159.0/15 18,246 AECOM Joliet LB-121-08 166.5/15 16,043 AECOM Joliet LB-121-08 177.5/16 13,777 AECOM Joliet LB-121-08 187.5/17 12,508 AECOM Joliet LB-121-08 198.0/18 16,459 AECOM Joliet LB-121-08 198.0/18 17,312 AECOM Joliet LB-121-08 207.5/19 13,920 AECOM Kankakee LB-121-08 216.0/20 20,774 AECOM Kankakee LB-121-08 226.0/21 23,313 AECOM Kankakee LB-121-08 236.0/22 15,814 AECOM Kankakee LB-121-08 244.5/23 15,620 AECOM Kankakee LB-121-08 256.5/24 12,397 AECOM Kankakee LB-121-08 266.0/25 14,174 AECOM Elwood LB-121-08 286.5/27 20,256 AECOM Elwood LB-121-08 295.5/28 15,697 AECOM Elwood LB-121-08 306.0/29 12,023 AECOM Wilhelmi LB-121-08 316.5/30 8,867 AECOM Wilhelmi LB-121-08 328.0/31 13,032 AECOM Wilhelmi LB-121-08 337.0/32 7,501 AECOM Wilhelmi LB-121-08 340.0/33 2,553 AECOM Maquoketa LB-121-08 358.5/35 10,119 AECOM Maquoketa LB-121-08 366.0/35 8,024 AECOM Racine LB-121-08 37.0/1 21,028 AECOM Maquoketa LB-121-08 376.0/36 3,971 AECOM Maquoketa LB-121-08 384.0/37 1,595 AECOM Racine LB-121-08 41.8/1 3,727 AECOM Racine LB-121-08 58.0/4 19,427 AECOM Racine LB-121-08 60.0/4 18,202 AECOM Racine LB-121-08 74.5/5 12,023 AECOM Racine LB-121-08 79.6/6 5,195 AECOM Racine LB-121-08 91.2/7 11,315

02/25/09 AECOM Kankakee LB-122-08 40.5 14,428 11/21/00 URS Racine B-1/B-2 12,108 11/21/00 URS Sugar Run B-1/B-2 16,297 11/21/00 URS Joliet B-1/B-3 18,213 11/21/00 URS Kankakee B-1/B-4 16,750 11/21/00 URS Elwood B-1/B-5 15,822 11/21/00 URS Wilhelmi B-1/B-6 13,832 11/21/00 URS Maquoketa B-1/B-7 8,720 05/01/99 USACE Racine DH-91-15 70.5 14,633 05/01/99 USACE Racine DH-91-15 78.5 19,023 05/01/99 USACE Racine DH-91-15 80.1 29,266 05/01/99 USACE Racine DH-91-15 93.7 27,803

Appendix C - Historical Laboratory Data Summary Point Load Index (PLI) - Axial

Test Count: 70

Geological Formation

Borehole Identifier

Test Depth / Interval (ft)

Strength (psi)

Appendix C - Historical Laboratory Data Summary Point Load Index (PLI) - Axial

05/01/99 USACE Racine DH-91-15 100 11,898 05/01/99 USACE Kankakee DH-91-15 116 18,145 05/01/99 USACE Sugar Run DH-91-15 117 56,582 05/01/99 USACE Joliet DH-91-15 138.7 31,887 05/01/99 USACE Joliet DH-91-15 145.1 26,340 05/01/99 USACE Joliet DH-91-15 160 41,705 05/01/99 USACE Joliet DH-91-15 172 16,846 05/01/99 USACE Joliet DH-91-15 181.1 54,143 05/01/99 USACE Joliet DH-91-15 192.3 5,200 05/01/99 USACE Joliet DH-91-15 200.5 71,703 05/01/99 USACE Kankakee DH-91-15 226.9 10,967 05/01/99 USACE Kankakee DH-91-15 237.5 1,487 05/01/99 USACE Elwood DH-91-15 261.1 16,098 05/01/99 USACE Elwood DH-91-15 273.1 29,266 05/01/99 USACE Wilhelmi DH-91-15 282.1 23,797 05/01/99 USACE Wilhelmi DH-91-15 300 39,510 05/01/99 USACE Wilhelmi DH-91-15 304.8 19,755 05/01/99 USACE Wilhelmi DH-91-15 317.6 8,048 05/01/99 USACE Wilhelmi DH-91-15 331.3 8,552 05/01/99 USACE Maquoketa DH-91-15 335.3 1,080 05/01/99 USACE Wilhelmi DH-91-15 337.5 1,745 05/01/99 USACE Maquoketa DH-91-15 352.4 10,411

Test Count: 337

Geological Formation

Borehole Identifier

Test Depth / Interval (ft)

Strength (psi)

05/01/99 USACE Racine DH-91-10 34.1 21,747 05/01/99 USACE Racine DH-91-10 45 153 05/01/99 USACE Racine DH-91-10 53.3 8,276 05/01/99 USACE Racine DH-91-10 71.9 1,783 05/01/99 USACE Racine DH-91-10 80 17,265 05/01/99 USACE Racine DH-91-10 90.2 51,490 05/01/99 USACE Racine DH-91-10 95 22,409 05/01/99 USACE Sugar Run DH-91-10 111.1 31,067 05/01/99 USACE Joliet DH-91-10 118 3,056 05/01/99 USACE Joliet DH-91-10 129.9 16,807 05/01/99 USACE Joliet DH-91-10 138.5 24,192 05/01/99 USACE Joliet DH-91-10 148.2 9,677 05/01/99 USACE Joliet DH-91-10 158.7 11,841 05/01/99 USACE Joliet DH-91-10 166.7 9,167 05/01/99 USACE Kankakee DH-91-10 177.1 4,060 05/01/99 USACE Kankakee DH-91-10 189.9 10,695 05/01/99 USACE Kankakee DH-91-10 196.7 5,093 05/01/99 USACE Kankakee DH-91-10 210 14,515 05/01/99 USACE Kankakee DH-91-10 216.2 37,051 05/01/99 USACE Elwood DH-91-10 233.4 33,232 05/01/99 USACE Elwood DH-91-10 237.1 382 05/01/99 USACE Wilhelmi DH-91-10 258.8 25,210 05/01/99 USACE Wilhelmi DH-91-10 262.1 7,639 05/01/99 USACE Wilhelmi DH-91-10 266.9 13,751 05/01/99 USACE Wilhelmi DH-91-10 267.8 23,428 05/01/99 USACE Wilhelmi DH-91-10 276.7 10,699 05/01/99 USACE Wilhelmi DH-91-10 294.2 7,639 05/01/99 USACE Maquoketa DH-91-10 311.1 764 05/01/99 USACE Maquoketa DH-91-10 318.2 40,489 05/01/99 USACE Racine DH-91-11 11.1 14,439 05/01/99 USACE Racine DH-91-11 17.5 12,033 05/01/99 USACE Racine DH-91-11 21.4 24,066 05/01/99 USACE Racine DH-91-11 36 20,055 05/01/99 USACE Racine DH-91-11 39.9 12,033 05/01/99 USACE Sugar Run DH-91-11 60 11,431 05/01/99 USACE Sugar Run DH-91-11 66.9 9,626 05/01/99 USACE Joliet DH-91-11 88.8 16,846 05/01/99 USACE Joliet DH-91-11 103.4 24,056 05/01/99 USACE Joliet DH-91-11 104.9 32,890 05/01/99 USACE Joliet DH-91-11 115 40,912 05/01/99 USACE Joliet DH-91-11 140 14,439 05/01/99 USACE Kankakee DH-91-11 149.7 30,505 05/01/99 USACE Kankakee DH-91-11 158.8 22,261 05/01/99 USACE Kankakee DH-91-11 164.9 24,066 05/01/99 USACE Kankakee DH-91-11 180 19,854 05/01/99 USACE Kankakee DH-91-11 181.5 8,423 05/01/99 USACE Kankakee DH-91-11 192.3 12,033 05/01/99 USACE Elwood DH-91-11 209.7 29,481

Appendix C - Historical Laboratory Data Summary Point Load Index (PLI) - Diametrical

Geological Formation

Borehole Identifier

Test Depth / Interval (ft)

Strength (psi)

Appendix C - Historical Laboratory Data Summary Point Load Index (PLI) - Diametrical

05/01/99 USACE Elwood DH-91-11 212 2,407 05/01/99 USACE Wilhelmi DH-91-11 231.5 9,626 05/01/99 USACE Wilhelmi DH-91-11 240 6,618 05/01/99 USACE Wilhelmi DH-91-11 241.9 20,857 05/01/99 USACE Wilhelmi DH-91-11 252.5 11,632 05/01/99 USACE Wilhelmi DH-91-11 271.3 35,296 05/01/99 USACE Wilhelmi DH-91-11 277 602 05/01/99 USACE Elwood DH-91-12 217.5 10,695 05/01/99 USACE Elwood DH-91-12 220 11,714 05/01/99 USACE Wilhelmi DH-91-12 234.9 23,428 05/01/99 USACE Wilhelmi DH-91-12 239.9 21,390 05/01/99 USACE Wilhelmi DH-91-12 250 509 05/01/99 USACE Wilhelmi DH-91-12 257.5 1,528 05/01/99 USACE Kankakee DH-91-13 198.5 13,751 05/01/99 USACE Elwood DH-91-13 215 637 05/01/99 USACE Elwood DH-91-13 218.7 458 05/01/99 USACE Wilhelmi DH-91-13 245.1 255 05/01/99 USACE Wilhelmi DH-91-13 249.7 15,279 05/01/99 USACE Wilhelmi DH-91-13 254.9 11,459 05/01/99 USACE Wilhelmi DH-91-13 272.5 127 05/01/99 USACE Wilhelmi DH-91-13 286 14,362 05/01/99 USACE Racine DH-91-14 45.1 1,805 05/01/99 USACE Racine DH-91-14 58.5 602 05/01/99 USACE Racine DH-91-14 75.4 602 05/01/99 USACE Racine DH-91-14 82 1,203 05/01/99 USACE Racine DH-91-14 82.9 602 05/01/99 USACE Racine DH-91-14 96.7 8,022 05/01/99 USACE Racine DH-91-14 111.1 401 05/01/99 USACE Sugar Run DH-91-14 123 24,066 05/01/99 USACE Sugar Run DH-91-14 125 11,431 05/01/99 USACE Joliet DH-91-14 138.5 17,448 05/01/99 USACE Joliet DH-91-14 143.9 33,692 05/01/99 USACE Joliet DH-91-14 156.7 36,099 05/01/99 USACE Joliet DH-91-14 168.2 34,895 05/01/99 USACE Joliet DH-91-14 180 16,846 05/01/99 USACE Joliet DH-91-14 181.9 18,049 05/01/99 USACE Joliet DH-91-14 198.9 15,041 05/01/99 USACE Kankakee DH-91-14 211.3 4,579 05/01/99 USACE Kankakee DH-91-14 236.1 27,074 05/01/99 USACE Kankakee DH-91-14 239.9 39,708 05/01/99 USACE Kankakee DH-91-14 242.5 30,684 05/01/99 USACE Elwood DH-91-14 261.1 9,626 05/01/99 USACE Elwood DH-91-14 267.7 19,253 05/01/99 USACE Elwood DH-91-14 279.5 26,472 05/01/99 USACE Elwood DH-91-14 292.2 14,439 05/01/99 USACE Racine DH-91-15 38.7 4,813 05/01/99 USACE Racine DH-91-15 47.7 18,049 05/01/99 USACE Racine DH-91-15 49.8 15,643

Geological Formation

Borehole Identifier

Test Depth / Interval (ft)

Strength (psi)

Appendix C - Historical Laboratory Data Summary Point Load Index (PLI) - Diametrical

05/01/99 USACE Racine DH-91-15 70.4 36,099 05/01/99 USACE Racine DH-91-15 79 1,983 05/01/99 USACE Racine DH-91-15 85.5 32,489 05/01/99 USACE Racine DH-91-15 96.5 21,659 05/01/99 USACE Racine DH-91-15 101.3 14,439 05/01/99 USACE Kankakee DH-91-15 115 21,659 05/01/99 USACE Sugar Run DH-91-15 116.9 33,692 05/01/99 USACE Sugar Run DH-91-15 135.5 31,887 05/01/99 USACE Joliet DH-91-15 145.1 36,099 05/01/99 USACE Joliet DH-91-15 153 41,513 05/01/99 USACE Joliet DH-91-15 160 42,717 05/01/99 USACE Joliet DH-91-15 172 27,074 05/01/99 USACE Joliet DH-91-15 181.1 26,472 05/01/99 USACE Joliet DH-91-15 192.3 26,472 05/01/99 USACE Joliet DH-91-15 201.9 21,659 05/01/99 USACE Kankakee DH-91-15 225.3 38,505 05/01/99 USACE Kankakee DH-91-15 234.9 14,439 05/01/99 USACE Elwood DH-91-15 259 21,650 05/01/99 USACE…