WI0500499_Appendix C_20101217

ARCAD1S
1st Performance
Monitoring Report for
the ERD Pilot Test
Appendix C - Lithologic Logs
mallinckrodt performance monitoring report_final.docx

Or ARCADIS G&M
SOIL CORE / SAMPLING LOG
Boring/Well IW-1D Project/No. NC107014.0006 Page 1 of
Site Drilling Drilling
Location Mallinckrodt - Raleigh, NC Started 8/27/2012 Completed 8/29/2012
Total Depth Drilled
Length and Diameter
of Coring Device
Type of Sample/
63.0 Feet Hole Diameter 10 5/8" inches Coring Device
2-foot length, 2-inch diameter
Land -Surface Elevation (NAVD 88) 274.75 feet
Drilling Fluid Used Bentonite Drilling Mud
Drilling
Contractor
Prepared
By
Parratt Wolff
V M Paounicic
Sample/Core Depth
(feet below land surface) Core
Recovery
To (feet)
From
PID
Reading
(ppm)
Split Spoon
1
Sampling Interval 5 feet
Drilling Method Hollow Stem Auger, Mud Rotary
Driller Kevin White Helper Virgil Wilson, Larry Burke
Hammer Hammer
Weight 140 Drop 30 ins.
Sample/Core Description
0.0
5.0
Hand augered
5.0
7.0
2.0
Orange/Brown, micaceous, dry, medium soft, no plasticity, SILT
sample 6'-7', 1345 hr
10.0
12.0
2.0
Red/orange brown, moist, hard, no plasticity, clayey SILT, some gray
sample 10'-12', 1405 hr
15.0
17.0
2.0
Orange/Brown (16'-17') medium grained SAND, mica fragments, quartz fragments throughout, some
clay, moist, medium soft
sample 16'-17', 1415 hr
20.0
22.0
2.0
Gray & white, fine to medium grained SAND, moist, loose
sample 21'-22', 1425 hr
25.0
27.0
2.0
Gray, white, tan, fine to medium grained SAND, wet at 25.5', loose
sample 26'-27, 1440 hr
30.0
32.0
1.5
Gray, white, tan, fine to medium grained SAND, very soft, moist
sample 31'-32', 1455 hr
35.0
37.0
2.0
Gray, white, tan, fine to medium grained SAND, very soft, moist
sample 36'-37', 1510 hr
40.0
42.0
2.0
Gray, tan, white, fine to medium grained SAND, very hard, moist
sample 41'-42', 1530 hr
45.0
47.0
2.0
Gray, fine to medium grained SAND, saturated, loose (slough)
No sample
50.0
52.0
2.0
Medium grained SAND and GRAVEL, micaceous, gray, tan, white, quartz fragments, wet, loose;
Refusal at 62'
sample 51'-52', 1625 hr
**Driller noted that the geology seems to be in zones of varying hardness
60.0
62.0
Medium grained, tan, white, gray SAND, wet, loose
sample 60'-62', 0920 hr
62.0
66.0
Air hammered, heaving sands; MUD Rotary, no mud return
Bottom at 63'

ARCADIS G&M
SOIL CORE / SAMPLING LOG
Boring/Well IW-4D Project/No. NC107014.0006 Page 1 of 1
Site Drilling Drilling
Location Raleigh, NC Started 9/7/2012 Completed 9/14/2012
Total Depth Drilled
Length and Diameter
of Coring Device
Type of Sample/
69.0 Feet Hole Diameter 8.0 inches Coring Device Split Spoon
2-foot length, 2-inch diameter
Land -Surface Elevation (NAVD 88) 274.06 feet
Drilling Fluid Used Bentonite Drilling Mud
Drilling
Contractor
Prepared
By
Parratt Wolff
Sampling Interval 5 feet
Drilling Method Hollow Stem Auger, Mud Rotary
Josh Frizzell
Sample/Core Depth
(feet below land surface)
From
To
Core
Recovery
(feet)
PID
Reading
(ppm)
Driller Kevin White Helper Virgil Wilson
Hammer Hammer
Weight 140 Drop 30 ins.
Sample/Core Description
0.0
8.0
2.0
0.0
Asphalt surface; hand augered to 8', SYRG/ 6 reddish yellow silty clay, slight plasticity, trace
muscovite
9.0
11.0
2.0
0.0
7.5 YR 7/6 reddish yellow to 10 YR 8/3, very pale brown, firm, clayey, saprolite silt and coarse
sand -sized to pebble -sized angular feldspar grains, N = 8-6-9
14.0
16.0
2.0
0.0
10YR 8/1 white to 10 YR 6/2 light brownish gray saprolite silt, some coarse sand -sized
subangular quartz and feldspar grains, N=3-6-5
19.0
21.0
2.0
0.0
5YR 8/2 pinkish white weathered granite/gneiss (silt and angular coarse sand to pebble -
sized feldspar grains), vein of Gley 1 6/1, greenish grey and white saprolite silt approx. 3"
thick at 20' dipping approx. 45 degrees, N = 5-6-8
24.0
26.0
2.0
0.0
24-24.5'= pinkish white weathered granite with angular pebble -sized feldspar grains, 24.5-26'
= Gley 1 6/1 greenish gray to 10YR 5/6 yellowish brown saprolite silt; weathered gneiss,
foliation dipping 45-60 degrees, N=4-2-7
29.0
31.0
2.0
0.0
10 YR 8/1 white to Gley 1 4/1 dark greenish gray weathered granite, coarse sand -sized
angular feldspar/quartz grains and silt, N=7-9-10
34.0
36.0
2.0
0.0
7.5YR pinkish white weathered granite, coarse sand -sized angular feldspar grains and silt,
biotite-rich dark greenish gray veins approx. 1/4" to 1" thick dipping approx. 45 degrees, N=12•
12-13
39.0
41.0
2.0
0.0
10YR 5/2 grayish brown weathered granite/gneiss, some angular pebble -sized feldspar
grains, N=4-6-8
44.0
46.0
0.3
0.0
10YR 8/1 white to 7.5YR 7/4 pink weathered granite; coarse sand -pebble -sized angular
feldspar grains and silt, N= 50/4"
49.0
51.0
0.2
0.0
White and dark gray weathered granite; coarse sand -sized quartz and feldspar grains, some
silt, augers scraping at 52', auger refusal at 52.5', N= 50/2"
59.0
60.0
0.0
N/A
**Driller noted 10" thick Fractured zone at 59'
61.0
61.0
0.0
N/A
N= 50/0", no recovery
67.0
67.0
0.0
N/A
N= 50/0", no recovery
69.0
0.0
N/A
End of Boring at 69'