Client Westinghouse Electric Company Boring: BR-6-RB Drilling

C-134

Client Westinghouse Electric CompanyLocation: Hematite, MOProject: Hematite Remedial InvestigationDate Started 07/02/04Date Finished 07/16/04Geologist: T. CalhounDrilling Contractor: Geotechnology

Boring: BR-6-RB Drilling Method RotarySurf. Elev. 422.49Northing 863687.72Easting 827468.15Total Depth of Boring 80.0 feetTop of Casing 425.72Total Depth of Well 79.3 feet

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Litholo9Y Description Well Construction Well Construction Desc.

Protective Casing (4")

Westinghouse Electric CompanyHematite Facility3300 State Road PFestus, MO 63028

B Westinghouse

2.0' x 2.0' x 0.5' Concrete Pad

6" Steel Isolation Casing

Portland Cement

2" Sch 80 PVC Riser

High Solids Bentonite Grout(Tremied)

Westinghouse Electric Company

Hematite Remedial Investigation

Hematite, MO

BR-6-RB

1 of 2

Client:

Project:

Location:

Borehole:

Sheet:

gray chert 42.3-42.4'

OVERBURDEN

DOLOMITE: light brown to gray, hard,sandy, wggy, crystalline

Top of Bedrock 26.0'

DOLOMITE: gray, very hard, sandy,crystalline, vuggy

DOLOMITE: gray, very hard, fine grained,crystalline, wlwavy green shale laminae,cherty

broken zone 42.1-42.2', 44.8-45.3'

broken zone at 33.8'

vertical fracture at 49.0-49.3'

SAIC8421 S1. John Industrial DriveS1. Louis, Missouri

1.0

1.0

2.0

2.0

2.0

00

o

49

82

56

57

52

49/49

10/10

4.5/4.5

4.7/4.7

4.2/4.2

50/50

50

40

30

45

35

390

385

395

375

380

15

410

20

10

5

400

405

o

420

415

25

C-135

Client Westinghouse Electric CompanyLocation: Hematite, MOProject: Hematite Remedial InvestigationDate Started 07/02/04Date Finished 07/16/04Geologist: T. CalhounDrilling Contractor: Geotechnology


gco1iliiw

370

365

360

355

350

345

340

335

330

325

g""15."o

50

55

60

65

70

75

80

85

90

95

100

50/50

50/50

4.7/4.7

50150

50/50

50/50

ROD

70

54

40

84

96

60

>

" "~ c.a"" "mo-~ "LL~

LL

1.0

1.0

1.0

00

00

3.0

Litholo9Y Litholo9Y Description

DOLOMITE: gray, very hard, fine grained,sandy, crystalline


DOLOMITE: gray, hard, sandy/vuggy

bedding plane 58.0'

DOLOMITE: gray, very hard, fine grained,sandy


wavy green shale lam inae 61.6-62.7'

burrowed 68.4-69.4'

SANDSTONE: light brown/tan, mediumgrained, crystalline, very hard, calcareous

SHALE: gray/green, hard, laminated,broken, calcareous

DOLOMITE: gray, very hard, fine grained,w/green shale laminae

Bottom of Hole 80.0'

Well Construction

Bottom of Well 79.3'

Well Construction Desc.


0.25" Bentonite Pellets

Secondary Filter Pack(100 Mesh)

Primary Filter Pack(10/20 Mesh)

2" Sch. 80 PVC Screen, 0.010" Slot

B WestinghouseWestinghouse Electric CompanyHematite Facility3300 State Road PFestus, MO 63028


Client:

Project:

Location:

Borehole:

Sheet:



Hematite, MO

BR-6-RB

2of2

C-136

Client Westinghouse Electric CompanyLocation: Hematite, MOProject: Hematite Remedial InvestigationDate Started 07/01/04Date Finished 08/04/04Geologist: J. BostwickDrilling Contractor: Geotechnology


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~ "0 ROD LL~ Lithology Lithology Descriptionw 0 U LL Well Construction Well Construction Desc.

Protective Casing (4")

Westinghouse Electric CompanyHematite Facility3300 State Road PFestus, MO 63028

6" Steel Isolation Casing

2.0' x 2.0' x 0.5' Concrete Pad

Portland Cement

2" Sch 80 PVC Riser




Hematite, MO

BR-7-RB

1 of 6

Client:

Project:

Location:

Borehole:

Sheet:

chert 24.7-25.0'

DOLOMITE: brown/gray, very hard, sandy

Top of Bedrock 3.0'

DOLOMITE: brown/gray, hard, micritic,slightly weathered

DGA

DOLOMITE: brown/gray, very hard, sandy,slightly weathered

SAN DSTON E: brown/gray, hard, crystalline,slightly weathered

DOLOMITE: gray/brown, hard, sandy,slightly weathered

DOLOMITE: brown, hard, micritic,weathered

DOLOMITE: brown/gray, hard, micritic,slightly weathered, wlwavy black shalelaminae


2

o

1

o

o

94

77

54

86

96

60/53

35

45

100/100

98/100

60/60

10

20

30

40 100/100

50

25

15

435

460

445

470

440

430

450

455

465

o

475

5

B Westinghouse

C-137



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LL Litholo9Y Litholo9Y Description Well Construction Well Construction Desc.





Hematite, MO

BR-7-RB

2of6

Client:

Project:

Location:

Borehole:

Sheet:

DOLOMITE: gray, very hard, turbid, cherty

DOLOMITE: gray, very hard, sandy,crystalline

DOLOMITE: gray, very hard, micritic

DOLOMITE: gray, very hard, sandy, cherty

DOLOMITE: gray, hard, micritic

DOLOMITE: gray, very hard, sandy,crystalline, cherty, vuggy

DOLOMITE: gray, very hard, fine-grained

DOLOMITE: gray, very hard, micritic,wloccasional wavy green shale laminae

turbid 97.6-98.7'

DOLOMITE: gray, very hard, micritic,w/wavy black shale laminae


o

o

o

o

99

94

98

88

98/100

75

90 100/100

95

70 100/100

80 100/100 100 0

60 100/100

50

55

85

65

100

390

395

380

420

415

410

425

400

405

385

C-138



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Hematite, MO

BR-7-RB

30f6

Client:

Project:

Location:

Borehole:

Sheet:

DOLOMITE: gray, very hard, silty,crystalline




DOLOMITE: gray, very hard, micritic

DOLOMITE: gray/brown, hard, micritic tosandy, slightly weathered



DOLOMITE: gray, very hard, fine-grained,w/wavy black shale laminae

DOLOMITE: gray, vey hard, micritic to silty,with occasional gray shale laminae

DOLOMITE: gray, hard, fine-grained,w/occasional green/gray shale laminae

DOLOMITE: gray, very hard, sandy, cherty,w/black shale laminae

DOLOMITE: gray, very hard, fine-grained,w/gray shale laminae


o

1

o

187

83

96

96

100/100

140 100/100 N/A 0

120 100/100

135

150

145

115

130 100/100

125

105

100

110 100/100

360

350

345

355

365

370

335

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375

Documents

Client Westinghouse Electric Company Boring: BR-6-RB Drilling