MACTEC

GEOTECHNICAL BORING LOG
MACTEC
I COUNTY
MACTEC PROJECT NO.: 6468·06·1472
SHEET 1 OF 2
I GEOLOGIST J. Lachewitzl M. Lear
Louisa, VA
GROUND WATER (ft)
SITE DESCRIPTION NORTH ANNA COL
BORING NO.
I DRILL METHOD: Mud Rotary/Core
B-925
COLLAR ELEV. 270.0 ft (NAVD88ll NORTHING
TOTAL DEPTH
75.8 ft
DATE STARTED
(ft)
(ft)
I COMPLETED
0.5ft
0.5ft
10/31/06
BLOWS PER FOOT
BLOW COUNT
0.5ft
0
20
270.0
40
60
11,686,576
I DRILLER: G. Akins
I CORE BARREL TYPE:
DRILL MACHINE CME 550 ATV
10/30/06
ELEV. DEPTH
ISAMPLE METHODS: SPT/CORE
US ft (NAD83)1 EASTING
3,910,037
SAMP.
80
100
NO.
US ft (NAD83)
OHR.
12.3
24HR.
12.3
I HAMMER TYPE
140 Ibs Auto
HQ 3 triple tube-wireline
I~L
MOl g
SOIL AND ROCK DESCRIPTION'
Ground Surface
270.0
0.0
No samples due to utility clearance operationssoft dig/vac. truck excavation
261.4
259.0
254.9
250.3
262.0
8.6
4
6
8
23
12
14
19
17
12
8
50/0.2
.14
:
925-1
:
925-2
:
925-3
11.0
26·
'.
:':'.~
y:'
8.0
Silty, fine to coarse SAND (SM), brown (7.5YR
4/4) and gray (GLEY1 5/N), moist, medium
dense (Residual Soil)
'.'
15.1
19.7
f-
~
.249.8
~
~~
~
202
I
Weathered Rock: Very dense,
BIOTITE-QUARTZ GNEISS
Hard Rock: Light gray and pinkish white,
moderately severely to slightly weathered, very
close to close fracturing, soft to moderately
hard, BIOTITE-QUARTZ GNEISS
I~
5o
....l
o
U
<
Z
~
~
o
z
I~
I~
I~
~~f-
I~
F-:?13L _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
Hard Rock: Light gray, slightly weathered to
fresh, moderatelyclose to wide fracturing, hard
to very hard, BIOTITE-QUARTZ GNEISS
>:
f-
~
-
1
~
o
«
z
u
z
<
:c
~
o
z
1~
~3
GEOTECHNICAL BORING LOG
MACTEC
SHEET 2 OF 2
ICOUNTY
MACTEC PROJECT NO.: 6468-06-1472
IGEOLOGIST
Louisa, VA
J. Lachewitzl M. Lear
GROUND WATER (tt)
SITE DESCRIPTION NORTH ANNA COL
BORING NO.
IDRILL METHOD: Mud Rotary/Core
8-925
COLLAR ELEV. 270.0 ft (NAVD88)! NORTHING
TOTAL DEPTH
DATE STARTED
ELEV. DEPTH
(ft)
(ft)
75.8 ft
DRILL MACHINE CME 550 ATV
ICOMPLETED
10/30/06
BLOW COUNT
0.5ft
SAMPLE METHODS: SPT/CORE
US ft (NAD83)! EASTING
3,910,037
05ft
0.5ft
2?
410
6?
US tt (NAD83)
0 HR.
12.3
24 HR.
12.3
I HAMMER TYPE 140 Ibs Auto
DRILLER: G. Akins
10/31/06
%
CORE BARREL TYPE: HQ 3 triple tube-wireline
BLOWS PER FOOT
9
11,686,576
SAMP.
8?
100
NO.
L
o
SOIL AND ROCK DESCRIPTION
MOl G
Continued from previous page
195.2
0.'-::
194.2
75.8
Boring and coring terminated at 75.8 ft in Hard
Rock: Hard to very hard, BIOTITE-QUARTZ
GNEISS
-
-
-
-
-
r-
~
f-
-
Q
o
...J
0
U
-<
:z
z
-
<
::r:
f-
'z"
0
-
0;
0
0
>
w
'"
f-
-
'"0
c,
i'2
-<
f-<
Q
-
...J
0
U
-<
zz
-<
::r:
f-
-
'z"
0
i'2
c-
,
o
-'
0
u
<
-
Z
Z
<
~
0
z
+-
1
GEOTECHNICAL CORING LOG
//MACTEC
SHEET 1 OF 1
MACTEC PROJECT NO.: 6468-06-1472
[COUNTY
[ GEOLOGIST
Louisa, VA
J. Lachewitzl M. Lear
SITE DESCRIPTION NORTH ANNA COL
BORING NO.
GROUND WATER (ftl
I DRILL METHOD: Mud Rotary/Core
B-925
COLLAR ELEV. 270.0 ft (NAVD88ll NORTHING
TOTAL DEPTH
CORE SIZE
20A
21.2
245.8
24.2
243.7
26.3
0.8
3.0
2.1
31.2
5.1
233.7
41.3
5.0
223.7
46.3
5.0
218.7
51.3
5.0
213.7
56.3
5.0
208.7
61.3
4.6
;:;:
204.1
65.9
5.3
o
o
>
W
0::
i=2
oc,
198.8
4.6
w
~
o
194.2
75.8
RUN
REC. ROD
5:48/0.8
(0.8) (0.8)
100% 100%
(3.0) (2.3)
100% 77%
(1.5) (1.2)
71% 57%
(4.2) (3.0)
86% 61%
2:59
2:38
4:02
4:38
2:42
1:54
1:54
1:46
1:58/0.9
1:39
1:18
1:37
2:22
~It)
Yo
(It)
%
SAMP.
NO.
1
2
3
4
(1.6)
31%
5
(3.9)
78%
6
(1.6)
32%
7
(4.3)
86%
8
(2.0)
40%
9
(5.1) (5.1)
102% 102%
10
(3.9)
76%
3:11
2:12
2:23
2:10
3:44
2:29
2:05
1:29
1:37
4:31
1:28
2:21
1:18
2:30
2:09
2:37
2:13
1:23
2:27
2:14
2:40
2:46
3:28
3:12
3:56
4:10
5:04
5:30
5:45
STRATA
REC.
~It)
Yo
ROD
(It)
%
L
0
G
~
~
L4~.O
f-
6:4010.6
3:45
2:47
3:18
3:48
(5.0)
100%
3:47
3:38
3:52
3:58
2:54/0.6
(3.6)
72%
II
(5.0)
100%
(4.9)
98%
I
(Multiple joints at 10-60°, severely weathered)
(Multiple joints at 10-45°, some severely weathered with Fe staining)
..,.,
I
-
(Multiple joints at 10-55°, some severely weathered with Fe staining)
- :u. L ______________________________
3
(C
(4.6) (4.6)
100% 100%
11
~
(5.2)
98%
12
(4.6) (4.6)
100% 100%
13
(5.2)
98%
~.~
Hard Rock: Light gray, slightly weathered to fresh, moderately close to wide
fracturing, hard to very hard, BIOTITE-QUARTZ GNEISS
(2 joints at 50-60° with trace clay)
-No Joints
-No Joints
~
(2 joints at 40-50° with trace clay)
,X
-194.2
75.8
Coring terminated at 75.8 ft in Hard Rock: Hard to very hard, BIOTITE-QUARTZ
GNEISS
-
i=2
-
U
-l
o
U
-
;:;;
z
(Multiple joints at 35-75°, some with Fe stain and weathering)
f-
o
o
LVA
(Multiple joints at 0-90° with Fe stain, clay, and weathering)
;z
<
;z
z
-<
:r:
Begin Coring @ 20A ft
Hard Rock: Light gray and pinkish white, moderately severely to slightly
weathered, very close to close fracturing, soft to moderately hard,
BIOTITE-QUARTZ GNEISS
(2 joints at 0-10° slight weathering and Fe stain)
(Multiple joints at 0-60°; highly weathered fracture zone from 21.2-22.2 ft)
(3 joints at 45-60° with Fe stain)
(Multiple joints at 45° with Fe stain and weathering)
f-
:r:
~
140 Ibs Auto
DESCRIPTION AND REMARKS
U
o
I HAMMER TYPE
DRILLER: G. Akins
o
~
12.3
CORE BARREL TYPE: HQ 3 triple tube-wireline
10131106
-l
-<
;z
12.3
24 HR.
f-
5:48/1.3
71.2
0::
US ft (NAD83
1:56/1.1
36.3
5.0
228.7
DRILL
RATE
(Min/ft)
3:39/1.1
4.9
11,686,576
OHR.
TOTAL RUN '55.6 ft
HQ3
249.6
248.8'
US ft (NAD83ll EASTING
CME 550 A TV
COMPLETED
10130106
ELEV. DEPTH RUN
(ft)
(ft)
(ft)
238.8
I DRILL MACHINE
75.8 ft
DATE STARTED
3,910,037
SAMPLE METHODS: SPT/CORE
I
Core Photographs
Boring B-925
un -2J.7.
North Anna COL
MACTEC Project No: 6468-06-1472
N~
RE(' /(,~
2.12 ' 14'1.
"Moo
(.Ot..
"~ I.~_()(..- IH2.
O·Ol/I.O ~cn.
") b / ro". 1007.
2'l .z - 2(..~ 1.'5'/ 1.., 1'1'1.
24. S _ !>1. 7. ~.1 /Oj.1 "" "A.
IS- '1.5"
2;S /'J~ n?
1.'2 / Z. 1 ~'1'"
3 :'/ " ,'1 "" 7.
a.; I
~'fI'" 2~.i
-
31.7,.'
B-925 - Box 2
B-925 - Box 1
•
flE
,,(, :~-
'.
SI."!
sr.s- ~I. ."!
5" .'\ • (.,. s
leuT
, .o/S''()
~ . ~ I S'.C>
Rill>
1001. q .'3/s:'o
..~
IIb7.
I.'\S/ "-" 317.
5".1'/S.D Ibz~ '7. r'l s .o· 161.7,
N6o'th "....,
1.1 '. ·D" 1'1 12B-'1 2 S"
1800 3>
.
flopit- ' q(, .~ . 6 1.3 '
B-925 - Box 4
B-925 - Box 3
Data Report, Rev 0
1/23/0 7
GEOTECHNICAL BORING LOG
MACTEC
SHEET 1 OF 3
ICOUNTY
MACTEC PROJECT NO.: 6468-06-1472
IGEOLOGIST
Louisa, VA
J. Howard
SITE DESCRIPTION NORTHANNA COL
BORING NO.
8-926
GROUND WATER (tt)
I
DATE STARTED
9/29/06
ELEV. DEPTH
BLOW COUNT
(ft)
(ft)
0.5ft
3,910,043
0.5ft
0.5ft
0
40
285.5
3.5
8.5
278.0
11.0
265.5
260.5
SAMP.
5
9
9
6
6
5
2
2
2
1
1
2
1
2
3
2
2
4
'6
2
2
2
:~4.
2
2
5
'7
2
4
5
80
1?O NO.
ik g
18.6
19.8
'18
1:1
:
926-1
:
926-2
:
926-3
4·
:4':3 :
:
926-4
SOIL AND ROCK DESCRIPTION
MOl
i
289.0
0.0
Silty SAND (SM), reddish yellow (5YR 5/6),
dry, medium dense (Fill)
.>
~:=~6J1. -CTayey:Coarse SAND(SCj-;-yeilowfSh red(5YR- 3
0
<:<12835
5/8), wet, medium dense (Fill)
5.5
---------------------Sandy SILT (ML), yellowish red (5YR 5/8),
moist, soft to stiff, micaceous (Residual Soil)
I-
~
r--
5·
141
I:
926-6
18.5
926-7
23.5
\7
I-
-Y-
r--
~
I-
:
I-
28.5
: /li9
926-9
1-~802..
255.5
OHR.
24 HR.
L
6.0
280.5
270.5
60
ft (NAD83)
I CORE BARREL TYPE: HQ 3 triple tube-wireline
BLOWS PER FOOT
20
US
I HAMMER TYPE 140 Ibs Auto
I DRILLER: G. Akins
Ground Surface
1.5
274.9
ft (NAD83)I EASTING 11,685,709
COMPLETED 10/10/06
289.0
287.5
283.0
US
DRILL MACHINE CME 550 ATV
155.5 ft
TOTAL DEPTH
I SAMPLE METHODS: SPT/CORE
, DRILL METHOD: Mud Rotary/Core
COLLAR ELEV. 289.0 ft (NAVD88)1 NORTHING
Sandy SILT (ML), reddish gray (5YR 5/2) to
very dark gray (5YR 3/1), moist, stiff to very
stiff, micaceous (Residual Soil)
33.5
4
6
7
7
8
11
6
12
18
6
9
18
24
50/0.3
b
o
'13
: 926-10
I-
: 926-11
I-
I
r--
926-12
I-
: 926-13
I-
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ }10
...:l
o
U
250.5
38.5
~
~
~
o
245.5
43.5
z
240.5
235.5
229.8
19
'30
48.5
•••
53.5
235.0
: 926-14
~
59.2
50/0.1
. I
~
54.0
Weathered Rock: Tan-orange,
BIOTITE-QUARTZ GNEISS
~I~
225.2
63.8
\ Hard Rock: Tan-gray, moderately weathered, I ~.~
~ !::::
close fracturing, medium hard,
'" ~I-?Pc! IBIOTITE-QUARTZ GNEISS
,_ ~6
_
Ie~
->;
~~
I-
\W~~re~Ock~---------'
1",,,,,.,,,,,-01JIC1l,",BJiCO"'''S';; - - - J
Hard Rock: Tan-gray to blue-gray, moderately
weathered to fresh, close to moderately close
fracturing, hard to very hard,
BIOTITE-QUARTZ GNEISS with trace
magnetite and epidote
GEOTECHNICAL BORING LOG
MACTEC
SHEET 2 OF 3
I COUNTY
MACTEC PROJECT NO.: 6468-06-1472
IGEOLOGIST
Louisa, VA
J. Howard
SITE DESCRIPTION NORTHANNA COL
BORING NO.
GROUND WATER (ft)
I DRILL METHOD: Mud Rotary/Core
8-926
COLLAR ELEV. 289.0 ft (NAVD88)1 NORTHING
TOTAL DEPTH
DATE STARTED
ELEV.
DEPTH
(ft)
(ft)
214.2
155.5 ft
ICOMPLETED
BLOW COUNT
0.5ft
I SAMPLE
0.5ft
20
40
60
11,685,709
US ft (NAD83)
0 HR.
18.6
24 HR.
19.8
I DRILLER: G. Akins
I HAMMER TYPE
ICORE BARREL TYPE: HQ 3 triple tube-wireline
10/10/06
SAMP. ~ OL
BLOWS PER FOOT
O
METHODS: SPT/CORE
US ft (NAD83)1 EASTING
DRILL MACHINE CME 550 ATV
9/29/06
0.5ft
3,910,043
80
100
NO.
140 Ibs Auto
SOIL AND ROCK DESCRIPTION
MOl G
Continued from previous page
Hard Rock: Tan-gray to blue-gray, moderately
weathered to fresh, close to moderately close
fracturing, hard to very hard,
BIOTITE-QUARTZ GNEISS with trace
magnetite and epidote (continued)
I-II~
I~
~
~-
I
e-
c--
I
I~
r-.
~
~
Ci
~r
0
U
«:
zz
«:
:t
I-
«
z
0
c::
0
_1~1
Hard Rock: Brown, dark gray, and dark
gray-blue, moderately weathered, close
fracturing, moderately hard, BIOTITE-QUARTZ
GNEISS with weathered zones
1Q§I.5
Hard Rock: Blue-gray, slightly weathered to
fresh, close to moderately close fracturing,
hard to very hard, BIOTITE-QUARTZ GNEISS
~
0
....l
I~
0
>
W
0::
I0::
0c,
w
0::
I~
-c
I-
«:
Ci
I~
....l
0
U
«:
z
z
«:
:t
t2
~
0
z
W
0::
")
~
..l
0
U
<
z
z
«:
:t
I0::
Z
- - - - - - - - - - - - - - - - -
1= 1.I92-
I-
0
~52.
I
139.3
1497
Hard Rock-Weathered Rock: Brown and
blue-gray, severely to slightly weathered, very
close to closely fractured, soft to moderately
hard, BIOTITE-QUARTZ GNEISS
GEOTECHNICAL BORING LOG
'MACTEC
SHEET 3 OF 3
ICOUNTY
MACTEC PROJECT NO.: 6468·06·1472
IGEOLOGIST
Louisa, VA
J. Howard
GROUND WATER (ft)
SITE DESCRIPTION NORTH ANNA COL
BORING NO.
IDRILL METHOD: Mud Rotary/Core
8-926
COLLAR ELEV. 289.0 ft (NAVD88)1 NORTHING
TOTAL DEPTH
DATE STARTED
ELEV.
DEPTH
(It)
(It)
155.5 ft
I COMPLETED
BLOWCOUNT
0.5ft
0.51t
10/10106
BLOWSPER FOOT
0
20
40
60
11,685,709
US ft (NAD83)
0 HR.
18.6
24 HR.
19.8
I DRILLER: G. Akins
I HAMMER TYPE
I CORE BARREL TYPE: HQ 3 triple tube-wireline
DRILL MACHINE CME 550 ATV
9/29/06
0.51t
ISAMPLE METHODS: SPT/CORE
US ft (NAD83)1 EASTING
3,910,043
SAMP.
80
100
NO.
k
140 Ibs Auto
L
SOILAND ROCKDESCRIPTION
0
MOl G
Continued from previous page
139.4
138.5
;:t.;;
1505
Hard Rock: Blue-gray, veryslightlyweathered
to fresh, close to moderately close fracturing,
hard, BIOTITE-QUARTZ GNEISS
155.5
Boringand coringterminated at 155.5 It in
Hard Rock: Hard, BIOTITE-QUARTZ GNEISS
I-
-
-
-
-
-
;;;
c
o
>
~
~
o
~
~Cl
..l
o
u
<
z
z
<
:r:
~
o
z
'"0:J<
I-
~
-'
o
u
<
z
z
<>::
i=
0<
zo '--_-=:...-_....i-_---'-__-'--_--l...
-'-_--'-_--'-_=-
---'
GEOTECHNICAL CORING LOG
MACTEC
SHEET 1 OF 2
ICOUNTY
MACTEC PROJECT NO.: 6468-06-1472
I GEOLOGIST
Louisa, VA
J. Howard
GROUND WATER (ft)
SITE DESCRIPTION NORTH ANNA COL
I DRILL METHOD: Mud Rotary/Core
B-926
BORING NO.
COLLAR ELEV. 289.0 ft (NAVD88)! NORTHING
155.5 ft
TOTAL DEPTH
CORE SIZE
I DRILL MACHINE
9/29/06
DATE STARTED
HQ3
ELEV. DEPTH
(It)
(It)
SAMPLE METHODS: SPT/CORE
US ft (NAD83)1 EASTING
3,910,043
CME 550 ATV
11,685,709
US ft (NAD83)
10/10/06
TOTAL RUN
96.2 ft
18.6
24 HR.
19.8
I HAMMER TYPE
DRILLER: G. Akins
COMPLETED
0 HR.
140 Ibs Auto
CORE BARREL TYPE: HQ 3 triple tube-wireline
DRILL
RATE
(Min/It)
RUN
REC. ROD
Wl
~'l
5.3
1:15
1:15
1:00
1:45
1:15/1.3
(1.5)
28%
(0.0)
0%
5.0
0:45
1:45
1:45
2:45
2:30
1:45
1:30
1:15
2:15
3:30
2:30
2:45
1:45
1:15
2:45
2:15
2:15
2:00
2:15
2:00/0.8
3:45
3:45
3:15
3:00
5:15/1.1
6:00
3:15
3:00
3:45
5:30
9:00
14:15
4:00
3:00
4:15
2:30
3:00
2:45
2:30
2:15
3:30
2:15
2:45
2:15
2:30
4:30
4:30
4:00
4:15
4:45
4:30
3:00
4:15
4:30
2:45
3:00
1:30
1:30
2:00
1:45
3:00
4:00
3:00
3:00
4:30
2:45
2:45
3:15
3:15/0.9
(3.0)
60%
(2.9)
58%
2
(4.7)
94%
(4.0)
80%
3
(5.0) (5.0)
100% 100%
4
(4.5)
94%
(4.5)
94%
5
(1 joint at 30°,2 joints at 70°; complete loss of circulation/100% water loss to
formation)
(5.0)
98%
(5.0)
98%
6
(3 joints at 60-70°)
(4.2)
84%
(3.3)
66%
RUN
(It)
SAMP.
NO.
STRATA
REC. ROD
~'l
~'l
L
o
DESCRIPTION AND REMARKS
G
Begin Coring @ 59.3 ft
229.7
59.3
224.4
64.6
219.4
69.6
5.0
214.4
746
5.0
209.4
79.6
4.8
204.6
84.4
51
199.5
89.5
5.0
194.5
94.5
192.5
96.5
2.0
8.0
184.5
179.5
104.5
109.5
5.0
174.5
114.5
5.0
169.5
119.5
5.0
164.5
124.5
5.0
159.5
129.5
3.9
155.6
133.4
(2.0) (2.0)
100% 100%
(8.0) (7.0)
100% 88%
~~
Weathered Rock: Tan-orange, BIOTITE-QUARTZ GNEISS (contmueot
225.2
63.8
(1 joint at 20°, 1 joint at 70°)
8
9
103:4
(4.9)
98%
(2.9)
58%
10
(5.0)
100%
(4.9)
98%
11
(5.0)
100%
(49)
98%
12
(2 joints at 60°, 1 joint at 0°, 1 joint at 20°)
(5.0)
100%
(45)
90%
13
(5 joints at 10-20°,1 joint at 60°, 1 joint at 40°)
(5.0)
100%
(4.9)
98%
14
(3 joints at 80°, 2 joints at 10°, 1 joint at 60°)
(3.6)
92%
(3.4)
87%
15
GEOTECHNICAL CORING LOG
MACTEC
ICOUNTY
MACTEC PROJECT NO.: 6468-06-1472
SHEET 2 OF 2
I GEOLOGIST J. Howard
Louisa, VA
GROUND WATER (ft)
SITE DESCRIPTION NORTH ANNA COL
BORING NO.
IDRILL METHOD: Mud Rotary/Core
B-926
COLLAR ELEV. 289.0 ft (NAVD88)1 NORTHING
TOTAL DEPTH
155.5 ft
DATE STARTED
CORE SIZE
(It)
~ft)
4:30
6:00
9:00
3:00
2:45
4:15/0.9
2:30
2:15
2:15
3:45
5:45/1.6
(5.9)
100%
(4.2)
71%
16
(0.2)
4%
(0.0)
0%
17
~~
5.6
2:00
0:45
2:45
2:45
3:30/1.6
(1.9)
34%
(0.0)
0%
18
~~
~
5.0
2:00
2:00
2:00
2:00
2:30
(5.0)
100%
(4.6)
92%
19
139.3
138.5
133.5
144.9
150.5
155.5
18.6
24 HR.
19.8
I HAMMER TYPE
140 Ibs Auto
TOTAL RUN
~ft)
(It)
US ft (NAD83)
OHR.
CORE BARREL TYPE: HQ 3 triple tube-wlretlne
RUN
REC. ROD
5.6
144.1
10/10/06
96.2 ft
STRATA
REC. ROD
11,685,709
DRILLER: G. Akins
DRILL
RATE
(Minlft)
5.9
149.7
COMPLETED
HQ3
(It)
US ft (NAD83)1 EASTING
3,910,043
I DRILL MACHINE CME 550 ATV
9/29/06
ELEV. DEPTH RUN
SAMPLE METHODS: SPT/CORE
Yo
Yo
SAMP.
NO.
~ft)
Yo
(ft)
%
L
0
G
DESCRIPTION AND REMARKS
Continued from previous page
(3 Joints at 40°,2 joints at 20°)
Hard Rock: Blue-gray, slightly weathered to fresh, close to moderately close
fracturing, hard to very hard, BIOTITE-QUARTZ GNEISS (continued)
1-149.7
~
139.3
Hard Rock-Weathered Rock: Brown and blue-gray, severely to slightly
weathered, very close to closely fractured, soft to moderately hard,
BIOTITE-QUARTZ GNEISS
I-
~~
~:'!
;/;
~~ I- 138.5
~
~
~
150.5
Hard Rock: Blue-gray, very slightly weathered to fresh, close to moderately
close fracturing, hard, BIOTITE-QUARTZ GNEISS
(1 joint a170°, 3 joints at 40°)
I-
133.5
155.5
Coring terminated at 155.5 It in Hard Rock: Hard, BIOTITE-QUARTZ GNEISS
I-
-
-
-
-
-
-
-
-
-
North Anna COL
MAC TEC Proj ect No: 6468-06-1472
Core Photographs
Boring B-926
A-o.....
No,+\.,.
C-O\",
(Q'f f.".o<. -1\41"1.
G~~~
1.
8olt-«'
~
. =7(U . · "NS-
B-926 - Box 1
B-926 - Box 2
teqD
to o..... .
8'));' -
'>3,'
IV.,,, ~
""t....... r",\".
&1.I"CO<l~/'"
If ~
~o ...
:>
~p4"'"
4( "" ) "'...
lo tt.'t
I~
I)
B-926 - Box 3
B-926 - Box 4
0(//(1Repo rt, Rev 0
1/23/07
Core Photographs
Boring B-926
(lv....
,~
1'-
P \'"
12'11 "2 4 . v:
11'7)- ·
"
'I '
rn "
11'i ."}
North Anna COL
MACTEC Project No: 6468-06-1472
12. ~ "'-7
, o u,>.- . -
9 7.:r
u
10u / · "
R ~o
9'8>. ""
7 l.' 1 ...
e
7v.- " ,
N", r f '" It .. " .... lC>l'f96' - OC.·'~ -r ~
~
t!'1U.
6o)C)-
Prp"'" :I2'f. ~- -
w·...,
Nor"~ /1nnc,.. COL
GY'" 9-t:1""1I7'2
I~
1'1
BfJ2'
BOJ';~
Depth
13"
x- IH' T
B-926 - Box 5
B-926 - Box 6
Data Report, Rev 0
1/23/07