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See log SP-9 for soil description.Flush mountmonument.Concrete surface seal.
Bentonite chip seal.
2" PVC casingthreaded connection.
2" PVC screen with 20slot size at 13.75' -3.75' interval.
Bottom of boring.
Approved by:
_MO
NIT
OR
ING
WE
LL A
RT_
BR
AS
S_M
W.G
PJ
Jul
y 31
, 200
8
Water Level (ATD)
Holt / HSA
MaterialType
Borehole Completion
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
-1
-2
-3
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
Driller/MethodStart/Finish Date
Depth /Elevation
(feet)
Sheet
Description
PID - Photoionization Detector (Headspace Measurement)
SampleType/ID
1
DLCNo Recovery
1 of 1
Logged by:
DLC
Figure No.
Tests
Depth to Water
PID(ppm)
Blows/6"
Project Name
Depth(ft)
16.37Location
MW-1
Static Water Level
Art Brass
Project Number
Ground Surface Elev
10/5/2005
050067Well Number
Seattle, Washington
Sampler Type:
Top of Casing Elev.
Monitoring Well Construction Log
S1(CA)
S3(CA)
S6(CA)
PID0.6
PID0
PID1.2
PID0.7
PID0.1
PID0.8
Flush mountmonument.Concrete surface seal.
Bentonite chip seal.
2" PVC casingthreaded connection.
10-20 silica sand filterpack at 14.2' - 3'interval.
2" PVC screen with 20slot size at 14' - 4'interval.
Bottom of boring.
589
568
322
7810
71219
92024
Approved by:
_MO
NIT
OR
ING
WE
LL A
RT_
BR
AS
S_M
W.G
PJ
Jul
y 31
, 200
8
Moist, tan-brown, red-orange mottling SILT.
Sandy, gravelly slough.
Brown, moist, gravelly SAND, little recovery.
Wet, grades from dark tan to gray, fine to sandy SILT,becomes finer with depth.
Dark gray, no odor, fine to medium SAND, trace gravel,trace silt.
Wet, dark gray, no odor, slightly silty SAND; fine tomedium sand.
Wet, dark gray, no odor, slightly silty SAND; fine tomedium sand.
Water Level (ATD)
Holt / HSASampling Method
MaterialType
SPT
Borehole Completion
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
-1
-2
-3
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
Driller/MethodStart/Finish Date
Depth /Elevation
(feet)
Sheet
Description
PID - Photoionization Detector (Headspace Measurement)
SampleType/ID
2
DLCNo Recovery
1 of 1
Logged by:
DLC
Figure No.
Tests
Depth to Water
PID(ppm)
Blows/6"
Project Name
Depth(ft)
16.29Location
MW-2
Static Water Level
Art Brass
Project Number
Ground Surface Elev
10/5/2005
050067Well Number
Seattle, Washington
Sampler Type:
Top of Casing Elev.
Monitoring Well Construction Log
See log SP-3 for soil description.Flush mountmonument.Concrete surface seal.
Bentonite chip seal.
2" PVC casing,threaded connection.
10-20 silica sand filterpack at 14.5' to 3'interval.
2" PVC screen with20-slot size at 14.2' to4.2' interval.
Bottom of boring.
Approved by:
_MO
NIT
OR
ING
WE
LL A
RT_
BR
AS
S_M
W.G
PJ
Jul
y 31
, 200
8
Water Level (ATD)
Holt / HSA
MaterialType
Borehole Completion
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
-1
-2
-3
-4
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
Driller/MethodStart/Finish Date
Depth /Elevation
(feet)
Sheet
Description
PID - Photoionization Detector (Headspace Measurement)
SampleType/ID
3
DLCNo Recovery
1 of 1
Logged by:
DLC
Figure No.
Tests
Depth to Water
PID(ppm)
Blows/6"
Project Name
Depth(ft)
15.01Location
MW-3
Static Water Level
Art Brass
Project Number
Ground Surface Elev
10/5/2005
050067Well Number
Seattle, Washington
Sampler Type:
Top of Casing Elev.
Monitoring Well Construction Log
No Recovery
1 of 1
Logged by:
DLC
Figure No.
Tests
Depth to Water
PID(ppm)
Blows/6"
Project Name
See log SP-1 for soil description.Flush mountmonument.Concrete surface seal.
Bentonite chip seal.
2" PVC casingthreaded connection.
10-20 silica sand filterpack at 14' - 3' interval.
2" PVC screen with 20slot size at 13.8' to 3.8'interval.
6" diameter ofborehole.
4" sump.Bottom of boring.
Approved by:
_MO
NIT
OR
ING
WE
LL A
RT_
BR
AS
S_M
W.G
PJ
Jul
y 31
, 200
8
Water Level (ATD)
Holt / HSA
MaterialType
Borehole Completion
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
-1
-2
-3
-4
-5
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
Driller/MethodStart/Finish Date
Depth /Elevation
(feet)
Sheet
Description
PID - Photoionization Detector (Headspace Measurement)
SampleType/ID
4
DLC
Depth(ft)
14.76Location
MW-4
Static Water Level
Art Brass
Project Number
Ground Surface Elev
10/5/2005
050067Well Number
Seattle, Washington
Sampler Type:
Top of Casing Elev.
Monitoring Well Construction Log
Asphalt over dry brown sandy GRAVEL.Damp, brown, fine to medium SAND with siltyinterbeds.
Damp, dark brown SILT with organics.Damp, medium brown, silty to slightly silty fine tomedium SAND with trace organics.
Wet, gray and tan mottled sandy SILT to silty SAND.Very fine sand.
Becomes gray.
Wet, dark gray, fine to medium SAND with traceorganics.
Bottom of Boring = 16 feet.
After continuous core soil samples were collected, theboring was widened with a 6-inch auger to install the2-inch well.
MW-5-5(CA)
Flushmountmonument. Concretesurface seal.
Bentonite chip seal
10/20 sand
2" PVC slot screenfrom 14' to 4'
Approved by:
_MO
NIT
OR
ING
WE
LL A
RTB
RA
SS
EN
VB
OR
.GP
J J
uly
31, 2
008
Water Level (ATD)
ESN / Direct-Push ProbeSampling Method
MaterialType
Continuous Core
Borehole Completion
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Driller/MethodStart/Finish Date
Depth /Elevation
(feet)
Sheet
Description
PID - Photoionization Detector (Headspace Measurement)
SampleType/ID
A - 6
RRHNo Recovery
1 of 1
Logged by:
DLC
Figure No.
Tests
Depth to Water
PID(ppm)
Blows/6"
Project Name
Depth(ft)
Location
MW-5
Static Water Level
Art Brass Plating
Project Number
Ground Surface Elev
6/24/2006
050067Well Number
Continuous Core
Seattle, WA
Sampler Type:
Top of Casing Elev.
Monitoring Well Construction Log
See SP-4 for stratigraphy.
Bottom of boring = 14 feet.
Flushmountmonument. Concretesurface seal.
Bentonite chip seal.
10/20 Sand
Prepack 3/4" PVC.10"-slot size at 4' to 14'interval.
Approved by:
_MO
NIT
OR
ING
WE
LL A
RTB
RA
SS
EN
VB
OR
.GP
J J
uly
31, 2
008
Water Level (ATD)
ESN / Direct-Push ProbeSampling Method
MaterialType
Continuous Core
Borehole Completion
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Driller/MethodStart/Finish Date
Depth /Elevation
(feet)
Sheet
Description
PID - Photoionization Detector (Headspace Measurement)
SampleType/ID
A - 7
RRHNo Recovery
1 of 1
Logged by:
DLC
Figure No.
Tests
Depth to Water (ft BGS)
PID(ppm)
Blows/6"
Project Name
Depth(ft)
Location
MW-6
Static Water Level
Art Brass Plating
Project Number
Ground Surface Elev
6/24/2006
050067Well Number
Seattle, WA
Sampler Type:
Top of Casing Elev.
Monitoring Well Construction Log
Gravel surfaceNo logging or sampling 0'-15'
Wet, black with red and white SAND (SP); traceorganics; sand is fine to medium, angular
Grading to a finer sand/silt
Bottom of boring at 30.5 feet
0
0
1
0
0
1
1
S1
S2
S3
S4
S5
S6
S7
8-inch flushmountmonument; lockingthermos cap; concreteseal 0'-2'
Hydrated bentonitechips 2'-17.5'
2-inch diameter,schedule 40 PVCcasing, threadedconnection, 0'-19.5'
#2/12 monterey beachsand filter pack,17.5'-30'
2-inch diameter,schedule 40 PVCscreen, 20-slot,19.5'-29.5'
Threaded PVC endcap
2550/6
2450/6
50/6
50/6
50/6
2050/6
50/6
Approved by:
_MO
NIT
OR
ING
WE
LL A
RTB
RA
SS
MW
S.G
PJ
Jul
y 31
, 200
8
Water Level (ATD)
Cascade Drilling Inc. / Limited Access Rig Hollow Stem AugerSampling Method
MaterialType
3" OD split barrel sampler with140 lb hammer
Borehole Completion
5
10
15
20
25
30
5
10
15
20
25
30
Driller/MethodStart/Finish Date
Depth /Elevation
(feet)
Sheet
Description
PID - Photoionization Detector (Headspace Measurement)
SampleType/ID
A - 2
EJMNo Recovery
1 of 1
Logged by:
JJP
Figure No.
Tests
Depth to Water (ft BTOC)
PID(ppm)
Blows/6"
Project Name
Depth(ft)
Location
MW-6-30
Static Water Level
Art Brass Plating
Project Number
Ground Surface Elev (ft amsl)
3/11/2008
050067Well Number
3" OD Split Spoon Sampler
Seattle, WA
Sampler Type:
Top of Casing Elev. (ft amsl)
Monitoring Well Construction Log
Gravel surfaceHand cleared for utilities to 2'
Moist, brown, slightly silty, fine to medium SAND (SP)
Very moist, tan and gray mottled SILT (ML); trace sand
Wet, gray, SILT (ML)
Wet, black with red and white SAND (SP); traceorganics; sand is fine to medium, angular
Bottom of boring at 14 feet
0
0
5
S1
S2
S3 MW-7-10 CA
8-inch flushmountmonument; lockingthermos cap; concreteseal 0'-1'
Hydrated bentonitechips 1'-3'
2-inch diameter,schedule 40 PVCcasing, threadedconnection, 0'-4'
prepacked 20/40colorado silica sandfilter pack, 3'-14'
2-inch diameter,schedule 40 PVCscreen, 10-slot, 4'-14'
Threaded PVC endcap
Approved by:
_MO
NIT
OR
ING
WE
LL A
RTB
RA
SS
MW
S.G
PJ
Jul
y 31
, 200
8
Water Level (ATD)
NW Probe / Direct Push Probe RigSampling Method
MaterialType
Continuous Core
Borehole Completion
5
10
15
5
10
15
Driller/MethodStart/Finish Date
Depth /Elevation
(feet)
Sheet
Description
PID - Photoionization Detector (Headspace Measurement)
SampleType/ID
A - 3
EJMNo Recovery
1 of 1
Logged by:
JJP
Figure No.
Tests
Depth to Water (ft BTOC)
PID(ppm)
Blows/6"
Project Name
Depth(ft)
Location
MW-7
Static Water Level
Art Brass Plating
Project Number
Ground Surface Elev (ft amsl)
3/18/2008
050067Well Number
Continuous Core
Seattle, WA
Sampler Type:
Top of Casing Elev. (ft amsl)
Monitoring Well Construction Log
very moistVery moist, tan and gray mottled SILT (ML); traceorganics
Wet, tan and gray mottled, silty SAND (SM); occasionalsilt interbeds; sand is fine
Wet, black with red and white SAND (SP); sand is fineto medium, angular
1/4-inch gray, clayey SILT interbeds at 23 to 23.5 feet
<4
<4
<4
<4
<4
<4
<4
S-1
S-2
S-3
S-4
S-5
S-6
S-7
Water samplecollected at 20-24
feet
Moist, dark brown SILT (ML); abundant organics
Moist, brown, slightly silty SAND (SP-SM); abundantorganics; sand is fine
8" Flush-MountedMonument; LockingThermos Cap;Concrete 0-1'
Hydrated BentoniteChips 1-4'
2" PVC Casing 0-15'
Threaded PVCConnection
10-20 Colorado SilicaSand 4-15'
10-Slot PVC WellScreen, 5-15';Prepacked in 20-40Colorado Silica Sand
2" PVC Sump-Cap
Hydrated BentoniteChips 15-48'
5/10/2007
Approved by:
_MO
NIT
OR
ING
WE
LL A
RT
BR
AS
S 0
5-07
.GP
J J
uly
31, 2
008
Water Level (ATD)
NW Probe / Direct-Push ProbeSampling Method
MaterialType
Continuous
Borehole Completion
5
10
15
20
5
10
15
20
10
5
0
-5
Driller/MethodStart/Finish Date
Depth /Elevation
(feet)
5.29 - 5/10/2007
Sheet
Description
PID - Photoionization Detector (Headspace Measurement)
SampleType/ID
A - 2
RRHNo Recovery
1 of 2
Logged by:
DLH
Figure No.
Tests
Depth to Water (ft BGS)
PID(ppm)
Blows/6"
Project Name
Depth(ft)
15Location
MW-8
Static Water Level
Art Brass Plating
Project Number
Ground Surface Elev (ft amsl)
5/8/2007
050067Well Number
Continuous Core
Seattle, WA
Sampler Type:
Top of Casing Elev. (ft amsl) 14.92
Monitoring Well Construction Log
SILT and silty SAND interbeds
organic silt interbeds
Wet, black SAND (SP); trace organics; sand is fine tomedium
Bottom of boring at 48 feet; monitoring well installed
<4
<4
<4
<4
S-7
S-8
S-9
S-10
Water samplecollected at 28-32
feet
No soil sample 36to 40 feet
Water samplecollected at 36-40
feet
No soil sample 44to 48 feet
Water samplecollected at 44-48
feet
Hydrated BentoniteChips 15-48'
Approved by:
_MO
NIT
OR
ING
WE
LL A
RT
BR
AS
S 0
5-07
.GP
J J
uly
31, 2
008
Water Level (ATD)
NW Probe / Direct-Push ProbeSampling Method
MaterialType
Continuous
Borehole Completion
30
35
40
45
30
35
40
45
-15
-20
-25
-30
Driller/MethodStart/Finish Date
Depth /Elevation
(feet)
5.29 - 5/10/2007
Sheet
Description
PID - Photoionization Detector (Headspace Measurement)
SampleType/ID
A - 2
RRHNo Recovery
2 of 2
Logged by:
DLH
Figure No.
Tests
Depth to Water (ft BGS)
PID(ppm)
Blows/6"
Project Name
Depth(ft)
15Location
MW-8
Static Water Level
Art Brass Plating
Project Number
Ground Surface Elev (ft amsl)
5/8/2007
050067Well Number
Continuous Core
Seattle, WA
Sampler Type:
Top of Casing Elev. (ft amsl) 14.92
Monitoring Well Construction Log
Asphalt surfaceNo logging or sampling
Bottom of boring at 30 feetMW-8-30 CA
8-inch flushmountmonument; lockingthermos cap; concreteseal 0'-2'
Hydrated bentonitechips 2'-17.5'
2-inch diameter,schedule 40 PVCcasing, threadedconnection, 0'-19.5'
#2/12 monterey beachsand filter pack,17.5'-30'
2-inch diameter,schedule 40 PVCscreen, 20-slot,19.5'-29.5'
Threaded PVC endcap
3/28/2008
Approved by:
_MO
NIT
OR
ING
WE
LL A
RTB
RA
SS
MW
S.G
PJ
Jul
y 31
, 200
8
Water Level (ATD)
Cascade Drilling Inc. / Limited Access Rig Hollow Stem AugerSampling Method
MaterialType
3" OD split barrel sampler with140 lb hammer
Borehole Completion
5
10
15
20
25
30
5
10
15
20
25
30
Driller/MethodStart/Finish Date
Depth /Elevation
(feet)
6.72 - 3/28/2008
Sheet
Description
PID - Photoionization Detector (Headspace Measurement)
SampleType/ID
A - 4
EJMNo Recovery
1 of 1
Logged by:
JJP
Figure No.
Tests
Depth to Water (ft BTOC)
PID(ppm)
Blows/6"
Project Name
Depth(ft)
Location
MW-8-30
Static Water Level
Art Brass Plating
Project Number
Ground Surface Elev (ft amsl)
3/12/2008
050067Well Number
Seattle, WA
Sampler Type:
Top of Casing Elev. (ft amsl)
Monitoring Well Construction Log
Asphalt surfaceHand cleared for utilities to 2'
Moist, brown, slightly silty, fine to medium SAND (SP)
Very moist, tan and gray mottled SILT (ML); trace sand
Wet, gray, SILT (ML)
Wet, black with red and white SAND (SP); traceorganics; sand is fine to medium, angular
Bottom of boring at 14 feet
0
0
0
S1
S2
S3 MW-9-10 CA
8-inch flushmountmonument; lockingthermos cap; concreteseal 0'-1'
Hydrated bentonitechips 1'-3'
2-inch diameter,schedule 40 PVCcasing, threadedconnection, 0'-4'
prepacked 20/40colorado silica sandfilter pack, 3'-14'
2-inch diameter,schedule 40 PVCscreen, 10-slot, 4'-14'
Threaded PVC endcap
Approved by:
_MO
NIT
OR
ING
WE
LL A
RTB
RA
SS
MW
S.G
PJ
Jul
y 31
, 200
8
Water Level (ATD)
NW Probe / Direct Push Probe RigSampling Method
MaterialType
Continuous Core
Borehole Completion
5
10
15
5
10
15
Driller/MethodStart/Finish Date
Depth /Elevation
(feet)
Sheet
Description
PID - Photoionization Detector (Headspace Measurement)
SampleType/ID
A - 5
EJMNo Recovery
1 of 1
Logged by:
JJP
Figure No.
Tests
Depth to Water (ft BTOC)
PID(ppm)
Blows/6"
Project Name
Depth(ft)
Location
MW-9
Static Water Level
Art Brass Plating
Project Number
Ground Surface Elev (ft amsl)
3/18/2008
050067Well Number
Continuous Core
Seattle, WA
Sampler Type:
Top of Casing Elev. (ft amsl)
Monitoring Well Construction Log
Moist, light brown SAND (SP); sand is fine to medium
Very moist, brown, silty SAND (SM); silt interbeds
Wet, gray SAND (SP); trace organics; sand is fine tomedium, predominantly fine
Wet, tan and gray mottled SILT (ML); trace sand; traceorganics
increase sand
wet, gray, sandy; abundant organics
Wet, black with red and white SAND (SP); traceorganics; sand is fine to medium, angular
silt interbeds 16 to 17.5 feet
<4
<4
<4
<4
<4
<4
S-1
S-2
S-3
S-4
S-5
S-6
Water samplecollected at 20-24
feet
8" Flush-MountedMonument; LockingThermos Cap;Concrete 0-1'
Hydrated BentoniteChips 1-4'
2" PVC Casing 0-15'
Threaded PVCConnection
10-20 Colorado SilicaSand 4-15'
10-Slot PVC WellScreen, 5-15';Prepacked in 20-40Colorado Silica Sand
2" PVC Sump-Cap
Hydrated BentoniteChips 15-48'
5/10/2007
Approved by:
_MO
NIT
OR
ING
WE
LL A
RT
BR
AS
S 0
5-07
.GP
J J
uly
31, 2
008
Water Level (ATD)
NW Probe / Direct-Push ProbeSampling Method
MaterialType
Continuous
Borehole Completion
5
10
15
20
5
10
15
20
15
10
5
0
-5
Driller/MethodStart/Finish Date
Depth /Elevation
(feet)
7.89 - 5/10/2007
Sheet
Description
PID - Photoionization Detector (Headspace Measurement)
SampleType/ID
A - 3
RRHNo Recovery
1 of 2
Logged by:
DLH
Figure No.
Tests
Depth to Water (ft BGS)
PID(ppm)
Blows/6"
Project Name
Depth(ft)
17Location
MW-10
Static Water Level
Art Brass Plating
Project Number
Ground Surface Elev (ft amsl)
5/9/2007
050067Well Number
Continuous Core
Seattle, WA
Sampler Type:
Top of Casing Elev. (ft amsl) 16.43
Monitoring Well Construction Log
Wet, black with red and white SAND (SP); traceorganics; sand is fine to medium, angular
black; silt interbed at 46.5 feet
Bottom of boring at 48 feet; monitoring well installed
<4
<4
<4
S-7
S-8
S-9
No soil sample 24to 28 feet
Water samplecollected at 28-32
feet
No soil sample 32to 36 feet
Water samplecollected at 36-40
feet
No soil sample 40to 44 feet
Water samplecollected at 44-48
feet
Hydrated BentoniteChips 15-48'
Approved by:
_MO
NIT
OR
ING
WE
LL A
RT
BR
AS
S 0
5-07
.GP
J J
uly
31, 2
008
Water Level (ATD)
NW Probe / Direct-Push ProbeSampling Method
MaterialType
Continuous
Borehole Completion
30
35
40
45
30
35
40
45
-10
-15
-20
-25
-30
Driller/MethodStart/Finish Date
Depth /Elevation
(feet)
7.89 - 5/10/2007
Sheet
Description
PID - Photoionization Detector (Headspace Measurement)
SampleType/ID
A - 3
RRHNo Recovery
2 of 2
Logged by:
DLH
Figure No.
Tests
Depth to Water (ft BGS)
PID(ppm)
Blows/6"
Project Name
Depth(ft)
17Location
MW-10
Static Water Level
Art Brass Plating
Project Number
Ground Surface Elev (ft amsl)
5/9/2007
050067Well Number
Continuous Core
Seattle, WA
Sampler Type:
Top of Casing Elev. (ft amsl) 16.43
Monitoring Well Construction Log
Moist, light brown SAND (SP); sand is fine to medium
Moist, dark brown, silty SAND (SM); abundantorganics; sand is fine
Wet, tan and gray mottled, sandy SILT (ML); traceorganics; sand is fine
dark brown, slightly sandy; abundant organics
Wet, black with red and white SAND (SP); abundantorganics; sand is fine to medium, angular
silty at 16.5 to 17.5 feet; trace wood and plant debris
<4
<4
<4
<4
<4
<4
S-1
S-2
S-3
S-4
S-5
S-6
Water samplecollected at 20-24
feet
8" Flush-MountedMonument; LockingThermos Cap;Concrete 0-1'
Hydrated BentoniteChips 1-4'
2" PVC Casing 0-15'
Threaded PVCConnection
10-20 Colorado SilicaSand 4-15'
10-Slot PVC WellScreen, 5-15';Prepacked in 20-40Colorado Silica Sand
2" PVC Sump-Cap
Hydrated BentoniteChips 15-48'
5/10/2007
Approved by:
_MO
NIT
OR
ING
WE
LL A
RT
BR
AS
S 0
5-07
.GP
J J
uly
31, 2
008
Water Level (ATD)
NW Probe / Direct-Push ProbeSampling Method
MaterialType
Continuous
Borehole Completion
5
10
15
20
5
10
15
20
15
10
5
0
-5
Driller/MethodStart/Finish Date
Depth /Elevation
(feet)
7.81 - 5/10/2007
Sheet
Description
PID - Photoionization Detector (Headspace Measurement)
SampleType/ID
A - 4
RRHNo Recovery
1 of 2
Logged by:
DLH
Figure No.
Tests
Depth to Water (ft BGS)
PID(ppm)
Blows/6"
Project Name
Depth(ft)
17Location
MW-11
Static Water Level
Art Brass Plating
Project Number
Ground Surface Elev (ft amsl)
5/9/2007
050067Well Number
Continuous Core
Seattle, WA
Sampler Type:
Top of Casing Elev. (ft amsl) 16.83
Monitoring Well Construction Log
Wet, black with red and white SAND (SP); abundantorganics; sand is fine to medium, angular
Wet, gray, slightly sandy SILT (ML); abundant organics
Wet, gray, slightly silty SAND (SP-SM); trace organics;sand is fine
Wet, gray to brown, slightly sandy SILT (ML); abundantorganics
Wet, brown, silty SAND (SM); abundant organics
Wet, black SAND (SP); trace wood debris; sand is fineto medium
Bottom of boring at 48 feet; monitoring well installed
<4
<4
<4
S-7
S-8
S-9
No soil sample 24to 28 feet
Water samplecollected at 28-32
feet
No soil sample 32to 36 feet
Water samplecollected at 36-40
feet
No soil sample 40to 44 feet
Water samplecollected at 44-48
feet
Hydrated BentoniteChips 15-48'
Approved by:
_MO
NIT
OR
ING
WE
LL A
RT
BR
AS
S 0
5-07
.GP
J J
uly
31, 2
008
Water Level (ATD)
NW Probe / Direct-Push ProbeSampling Method
MaterialType
Continuous
Borehole Completion
30
35
40
45
30
35
40
45
-10
-15
-20
-25
-30
Driller/MethodStart/Finish Date
Depth /Elevation
(feet)
7.81 - 5/10/2007
Sheet
Description
PID - Photoionization Detector (Headspace Measurement)
SampleType/ID
A - 4
RRHNo Recovery
2 of 2
Logged by:
DLH
Figure No.
Tests
Depth to Water (ft BGS)
PID(ppm)
Blows/6"
Project Name
Depth(ft)
17Location
MW-11
Static Water Level
Art Brass Plating
Project Number
Ground Surface Elev (ft amsl)
5/9/2007
050067Well Number
Continuous Core
Seattle, WA
Sampler Type:
Top of Casing Elev. (ft amsl) 16.83
Monitoring Well Construction Log
Asphalt surfaceNo logging or sampling 0'-20'
Wet, black with red and white SAND (SP); traceorganics; sand is fine to medium, angular
Grading to a finer sand/silt
Bottom of boring at 31.5 feet
0
0
0
0
0
S1
S2
S3
S4
S5 MW-11-30 CA
8-inch flushmountmonument; lockingthermos cap; concreteseal 0'-2'
Hydrated bentonitechips 2'-17.5'
2-inch diameter,schedule 40 PVCcasing, threadedconnection, 0'-19.5'
#2/12 monterey beachsand filter pack,17.5'-30'
2-inch diameter,schedule 40 PVCscreen, 20-slot,19.5'-29.5'
Threaded PVC endcap
50/6
1850/6
50/6
121840
Approved by:
_MO
NIT
OR
ING
WE
LL A
RTB
RA
SS
MW
S.G
PJ
Jul
y 31
, 200
8
Water Level (ATD)
Cascade Drilling Inc. / Limited Access Rig Hollow Stem AugerSampling Method
MaterialType
3" OD split barrel sampler with140 lb hammer
Borehole Completion
5
10
15
20
25
30
5
10
15
20
25
30
Driller/MethodStart/Finish Date
Depth /Elevation
(feet)
Sheet
Description
PID - Photoionization Detector (Headspace Measurement)
SampleType/ID
A - 6
EJMNo Recovery
1 of 1
Logged by:
JJP
Figure No.
Tests
Depth to Water (ft BTOC)
PID(ppm)
Blows/6"
Project Name
Depth(ft)
Location
MW-11-30
Static Water Level
Art Brass Plating
Project Number
Ground Surface Elev (ft amsl)
3/11/2008
050067Well Number
3" OD Split Spoon Sampler
Seattle, WA
Sampler Type:
Top of Casing Elev. (ft amsl)
Monitoring Well Construction Log
Asphalt surfaceHand cleared for utilities to 2'
Moist, brown, slightly silty, fine to medium SAND (SP)
Very moist, tan and gray mottled SILT (ML); trace sand
Wet, gray, SILT (ML)
Wet, black with red and white SAND (SP); traceorganics; sand is fine to medium, angular
Bottom of boring 14 feet
0
0
0
S1
S2
S3
8-inch flushmountmonument; lockingthermos cap; concreteseal 0'-1'
Hydrated bentonitechips 1'-3'
2-inch diameter,schedule 40 PVCcasing, threadedconnection, 0'-4'
prepacked 20/40colorado silica sandfilter pack, 3'-14'
2-inch diameter,schedule 40 PVCscreen, 10-slot, 4'-14'
Threaded PVC endcap
Approved by:
_MO
NIT
OR
ING
WE
LL A
RTB
RA
SS
MW
S.G
PJ
Jul
y 31
, 200
8
Water Level (ATD)
NW Probe / Direct Push Probe RigSampling Method
MaterialType
Continuous Core
Borehole Completion
5
10
15
5
10
15
Driller/MethodStart/Finish Date
Depth /Elevation
(feet)
Sheet
Description
PID - Photoionization Detector (Headspace Measurement)
SampleType/ID
A - 7
EJMNo Recovery
1 of 1
Logged by:
JJP
Figure No.
Tests
Depth to Water (ft BTOC)
PID(ppm)
Blows/6"
Project Name
Depth(ft)
Location
MW-12
Static Water Level
Art Brass Plating
Project Number
Ground Surface Elev (ft amsl)
3/17/2008
050067Well Number
Continuous Core
Seattle, WA
Sampler Type:
Top of Casing Elev. (ft amsl)
Monitoring Well Construction Log
Continuous Core
Seattle, WA
Sampler Type:
Top of Casing Elev. (ft amsl)
Monitoring Well Construction Log
Asphalt surfaceHand cleared for utilities to 2'
Moist, brown, slightly silty, fine to medium SAND (SP)
Very moist, tan and gray mottled SILT (ML); trace sand
Wet, gray, SILT (ML)
Wet, black with red and white SAND (SP); traceorganics; sand is fine to medium, angular
Bottom of boring at 14 feet
0
0
0
S1
S2
S3
8-inch flushmountmonument; lockingthermos cap; concreteseal 0'-1'
Hydrated bentonitechips 1'-3'
2-inch diameter,schedule 40 PVCcasing, threadedconnection, 0'-4'
prepacked 20/40colorado silica sandfilter pack, 3'-14'
2-inch diameter,schedule 40 PVCscreen, 10-slot, 4'-14'
Threaded PVC endcap
Approved by:
_MO
NIT
OR
ING
WE
LL A
RTB
RA
SS
MW
S.G
PJ
Jul
y 31
, 200
8
Water Level (ATD)
NW Probe / Direct Push Probe RigSampling Method
MaterialType
Continuous Core
Borehole Completion
5
10
15
5
10
15
Driller/MethodStart/Finish Date
Depth /Elevation
(feet)
Sheet
Description
PID - Photoionization Detector (Headspace Measurement)
SampleType/ID
A - 8
EJMNo Recovery
1 of 1
Logged by:
JJP
Figure No.
Tests
Depth to Water (ft BTOC)
PID(ppm)
Blows/6"
Project Name
Depth(ft)
Location
MW-13
Static Water Level
Art Brass Plating
Project Number
Ground Surface Elev (ft amsl)
3/18/2008
050067Well Number
Asphalt surfaceHand cleared for utilities to 4'
Moist, brown, slightly silty, fine to medium SAND (SP)
Very moist, tan and gray mottled SILT (ML); trace sand
Wet, gray, SILT (ML)
Wet, black with red and white SAND (SP); traceorganics; sand is fine to medium, angular
Bottom of boring at 14 feet
0
0
0
S1
S2
S3 MW-14-10 CA
8-inch flushmountmonument; lockingthermos cap; concreteseal 0'-1'
Hydrated bentonitechips 1'-3'
2-inch diameter,schedule 40 PVCcasing, threadedconnection, 0'-4'
prepacked 20/40colorado silica sandfilter pack, 3'-14'
2-inch diameter,schedule 40 PVCscreen, 10-slot, 4'-14'
Threaded PVC endcap
Approved by:
_MO
NIT
OR
ING
WE
LL A
RTB
RA
SS
MW
S.G
PJ
Jul
y 31
, 200
8
Water Level (ATD)
NW Probe / Direct Push Probe RigSampling Method
MaterialType
Continuous Core
Borehole Completion
5
10
15
5
10
15
Driller/MethodStart/Finish Date
Depth /Elevation
(feet)
Sheet
Description
PID - Photoionization Detector (Headspace Measurement)
SampleType/ID
A - 9
EJMNo Recovery
1 of 1
Logged by:
JJP
Figure No.
Tests
Depth to Water (ft BTOC)
PID(ppm)
Blows/6"
Project Name
Depth(ft)
Location
MW-14
Static Water Level
Art Brass Plating
Project Number
Ground Surface Elev (ft amsl)
3/17/2008
050067Well Number
Continuous Core
Seattle, WA
Sampler Type:
Top of Casing Elev. (ft amsl)
Monitoring Well Construction Log
Sheet
Description
Seattle, WA
8" flushmountmonument, 2" J-plugwell cap, concrete seal,0'-1'
2" diameter schedule40 PVC casing,threaded connection,0'-5'
Hydrated bentonitechips, 1'-4'
#2/12 monterray sandfilter pack, 4'-15'
2" diameter, schedule40 PVC screen,10-slot, 5'-15'
Threaded PVC endcap
S1
S2
S3
Hand cleared to 3' bgs.Slightly moist, brown, slightly silty, gravelly SAND (SP).
Slightly moist, dark brown to brown, silty to very siltySAND (SM), with scattered organics; fine sand.
Moist, with orange and gray mottling.
Wet.
Wet, gray, sandy SILT (ML); fine sand.
Wet, dark gray SAND (SP); fine to medium sand.
Bottom of boring at 15 feet.Well installed using 4" HSA.
Sampler Type:
Approved by:
MaterialType
earth + water
Water Level (ATD)
NW Probe / Direct Push ProbeSampling Method
EJMPID - Photoionization Detector (Headspace Measurement)
5
10
15
5
10
15
Figure No.
Tests
A - 3_EN
V B
OR
ING
LO
G A
RT
BR
AS
S-M
W70
.GP
J M
ay 4
, 200
9
Location
MW-16
Static Water Level
3/18/2009
SampleType/ID
Ground Surface Elev
Depth to Water
Project Name050067
Blows/6"Borehole Completion
1 of 1
Logged by:
DLC
Art Brass Plating
Project Number
Continuous Core
Boring Log
Depth(ft)
PID(ppm)
Boring Number
Driller/Method
No Recovery
Continuous Core Start/Finish DateDepth /
Elevation(feet)
8" flushmountmonument, 2" thermoswell cap, concrete seal,0'-1'
2" diameter schedule40 PVC casing,threaded connection,0'-30'
Hydrated bentonitechips, 1'-28'
#2/12 monterray sandfilter pack, 28'-40'
2" diameter, schedule40 PVC screen,10-slot, 30'-40'
Threaded PVC endcap
See log MW-16-75 for soil description.
Bottom of boring at 40 feet
Sampler Type:
050067
Blows/6"Borehole Completion
1 of 1
Logged by:
DLC
Art Brass Plating
Project NumberBoring Log
Depth(ft)
Approved by:
MaterialType
earth + water
Water Level (ATD)
Cascade Drilling / Hollow Stem AugerSampling Method
AETPID - Photoionization Detector (Headspace Measurement)
5
10
15
20
25
30
35
40
5
10
15
20
25
30
35
40
Figure No.
Tests
A - 4_EN
V B
OR
ING
LO
G A
RT
BR
AS
S-M
W70
.GP
J M
ay 4
, 200
9
Location
MW-16-40
Static Water Level
3/16/2009
SampleType/ID
Ground Surface Elev
Depth to Water
Project Name
PID(ppm)
Boring Number
Driller/Method
No Recovery
D&M / Hammer Weight: 140 lb Jars / Hammer Drop: 30" Start/Finish DateDepth /
Elevation(feet)
Sheet
Description
Seattle, WA
8" flushmountmonument, 2" thermoswell cap, concrete seal,0'-1'
2" diameter schedule40 PVC casing,threaded connection,0'-65'
Hydrated bentonitechips, 1'-63'
S1
S2
S3
S4
MW-16-75-30VOCs
122527121219101721121718
No logging or sampling 0'-30'
Very dense to dense, wet, dark gray to black withflecks of white and red-brown, SAND (SP), withoccasional organics; fine to medium sand,predominantly fine.
No logging or sampling 40'-65'
Driller noted 4' of heave.
Sampler Type:
Approved by:
MaterialType
earth + water
Water Level (ATD)
Cascade Drilling / Hollow Stem AugerSampling Method
AETPID - Photoionization Detector (Headspace Measurement)
5
10
15
20
25
30
35
40
45
5
10
15
20
25
30
35
40
45
Figure No.
Tests
A - 5_EN
V B
OR
ING
LO
G A
RT
BR
AS
S-M
W70
.GP
J M
ay 4
, 200
9
Location
MW-16-75
Static Water Level
3/16/2009
SampleType/ID
Ground Surface Elev
Depth to Water
Project Name050067
Blows/6"Borehole Completion
1 of 2
Logged by:
DLC
Art Brass Plating
Project Number
3.25" OD D&M Split-SpoonRing Sampler
Boring Log
Depth(ft)
PID(ppm)
Boring Number
Driller/Method
No Recovery
D&M / Hammer Weight: 140 lb Jars / Hammer Drop: 30" Start/Finish DateDepth /
Elevation(feet)
Sheet
Description
Seattle, WA
0.0
0.0
0.0
0.0
#2/12 monterray sandfilter pack, 63'-75'
2" diameter, schedule40 PVC screen,10-slot, 65'-75'
Threaded PVC endcap
S5
S6
S7
S8
912161217176913121317
Medium dense to dense, wet, dark gray to black withflecks of white and red-brown, slightly silty SAND (SP),with occasional organics; fine to medium sand,predominantly fine.
Medium dense, wet, dark gray, very silty SAND (SM);fine sand.
Bottom of boring at 75 feet
Sampler Type:
Approved by:
MaterialType
earth + water
Water Level (ATD)
Cascade Drilling / Hollow Stem AugerSampling Method
AETPID - Photoionization Detector (Headspace Measurement)
55
60
65
70
75
80
85
90
95
55
60
65
70
75
80
85
90
95
Figure No.
Tests
A - 5_EN
V B
OR
ING
LO
G A
RT
BR
AS
S-M
W70
.GP
J M
ay 4
, 200
9
Location
MW-16-75
Static Water Level
3/16/2009
SampleType/ID
Ground Surface Elev
Depth to Water
Project Name050067
Blows/6"Borehole Completion
2 of 2
Logged by:
DLC
Art Brass Plating
Project Number
3.25" OD D&M Split-SpoonRing Sampler
Boring Log
Depth(ft)
PID(ppm)
Boring Number
Driller/Method
No Recovery
D&M / Hammer Weight: 140 lb Jars / Hammer Drop: 30" Start/Finish DateDepth /
Elevation(feet)
Sheet
Description
Seattle, WA
8-inch flushmountmonument; lockingthermos cap; concreteseal 0'-2'
Hydrated bentonitechips 2'-28'
2-inch diameter,schedule 40 PVCcasing, threadedconnection, 0'-30'
#2/12 monterey beachsand filter pack,17.5'-30'
2-inch diameter,schedule 40 PVCscreen, 20-slot,19.5'-29.5'
Threaded PVC endcap
Asphalt surfaceNo logging or sampling, see well log for MW-17-60
Bottom of boring at 40.5 feet
Sampler Type:
Approved by:
MaterialType
earth + water
Water Level (ATD)
Cascade Drilling Inc. / Hollow Stem AugerSampling Method
SMPID - Photoionization Detector (Headspace Measurement)
5
10
15
20
25
30
35
40
5
10
15
20
25
30
35
40
Figure No.
Tests
A - 6_EN
V B
OR
ING
LO
G A
RT
BR
AS
S M
W_1
7.G
PJ
May
4, 2
009
Location
MW-17-40
Static Water Level
3/21/2009
SampleType/ID
Ground Surface Elev (ft amsl)
Depth to Water
Project Name050067
Blows/6"Borehole Completion
1 of 1
Logged by:
JJP
Art Brass Plating
Project NumberBoring Log
Depth(ft)
PID(ppm)
Boring Number
Driller/Method
No Recovery
not sampled Start/Finish DateDepth /
Elevation(feet)
Sheet
Description
Seattle, WA
8-inch flushmountmonument; lockingthermos cap; concreteseal 0'-2'
Hydrated bentonitechips 2'-48'
2-inch diameter,schedule 40 PVCcasing, threadedconnection, 0'-50'
Asphalt parking lotNo logging or sampling 0'-30'
Driller used water to prevent heave.
Medium dense, wet, brown to dark grey, SAND (SP); fine tomedium predominantly fine sand; trace red and white fine sand,trace silt; angular sand
Turns to dense
S1
S2
S3
S4
PID = 0
PID = 0
PID = 0
PID = 0
713
50/3
899
121219
121417
Well Completion
050067
Blows/
Ground Surface Elev (ft amsl)
Depth to WaterTop of Casing Elev. (ft amsl)
Sampling Method
SMSampler Type:
Seattle, WALocation
MW-17-60
Static Water Level
Water Level (ATD)
Cascade Drilling Inc. / Hollow Stem Auger
Depth /Elevation
(feet)Tests /
PID
Sheet
Description
1 of 2
Logged by:
JJP
Art Brass Plating
Project Number
SPT
Well Number
Driller/MethodStart/Finish Date
A-7
3.25" OD D&M Split-SpoonRing Sampler
5
10
15
20
25
30
35
Project Name
Approved by:
MO
NIT
OR
ING
WE
LL A
RT
BR
AS
S M
W_1
7.G
PJ
Apr
il 7,
200
9
Figure No.
PID - Photoionization Detector
SampleType/ID
No Recovery
6"Material
Type
Monitoring Well Construction Log
3/21/2009
#2/12 monterey beachsand filter pack,48'-60.5'
2-inch diameter,schedule 40 PVCscreen, 10-slot, 50'-60'
Threaded PVC endcap
No logging or sampling 40'-50'
Dense, wet, brown to dark grey, SILTY SAND (SM); fine to mediumpredominantly fine sand; occasional organics (wood); angular sand
Becomes slightly silty with no organics
Bottom of boring at 60.5 feet
S5
S6
S7
S8
PID = 0
PID = 0
PID = 0
PID = 0
121517
171921
162026
162020
Well Completion
050067
Blows/
Ground Surface Elev (ft amsl)
Depth to WaterTop of Casing Elev. (ft amsl)
Sampling Method
SMSampler Type:
Seattle, WALocation
MW-17-60
Static Water Level
Water Level (ATD)
Cascade Drilling Inc. / Hollow Stem Auger
Depth /Elevation
(feet)Tests /
PID
Sheet
Description
2 of 2
Logged by:
JJP
Art Brass Plating
Project Number
SPT
Well Number
Driller/MethodStart/Finish Date
A-7
3.25" OD D&M Split-SpoonRing Sampler
45
50
55
60
65
70
75
Project Name
Approved by:
MO
NIT
OR
ING
WE
LL A
RT
BR
AS
S M
W_1
7.G
PJ
Apr
il 7,
200
9
Figure No.
PID - Photoionization Detector
SampleType/ID
No Recovery
6"Material
Type
Monitoring Well Construction Log
3/21/2009
8" flushmountmonument, 2" thermoswell cap, concrete seal,0'-1'
2" diameter schedule40 PVC casing,threaded connection,0'-40'
Hydrated bentonitechips, 1'-38'
#2/12 monterray sandfilter pack, 38'-50'
2" diameter, schedule40 PVC screen,10-slot, 40'-50'
Threaded PVC endcap
See log MW-18-70 for soil description.
Bottom of boring at 50 feet
Sampler Type:
Approved by:
MaterialType
earth + water
Water Level (ATD)
Cascade Drilling / Hollow Stem AugerSampling Method
AETPID - Photoionization Detector (Headspace Measurement)
5
10
15
20
25
30
35
40
45
50
5
10
15
20
25
30
35
40
45
50
Figure No.
Tests
A - 8_EN
V B
OR
ING
LO
G A
RT
BR
AS
S-M
W70
.GP
J M
ay 4
, 200
9
Location
MW-18-50
Static Water Level
3/17/2009
SampleType/ID
Ground Surface Elev
Depth to Water
Project Name050067
Blows/6"Borehole Completion
1 of 1
Logged by:
DLC
Art Brass Plating
Project NumberBoring Log
Depth(ft)
PID(ppm)
Boring Number
Driller/Method
No Recovery
D&M / Hammer Weight: 140 lb Jars / Hammer Drop: 30" Start/Finish DateDepth /
Elevation(feet)
Sheet
Description
Seattle, WA
0.0
0.0
0.1
0.1
8" flushmountmonument, 2" thermoswell cap, concrete seal,0'-1'
2" diameter schedule40 PVC casing,threaded connection,0'-60'
Hydrated bentonitechips, 1'-58'
S1
S2
S3
S4
11121311913101214141718
No logging or sampling 0'-40'
Medium dense to dense, wet, dark gray to black withflecks of white and red-brown SAND (SP), withoccasional organics; fine to medium sand,predominantly fine.
No logging or sampling 50'-60'
Sampler Type:
Approved by:
MaterialType
earth + water
Water Level (ATD)
Cascade Drilling / Hollow Stem AugerSampling Method
AETPID - Photoionization Detector (Headspace Measurement)
5
10
15
20
25
30
35
40
45
50
5
10
15
20
25
30
35
40
45
50
Figure No.
Tests
A - 9_EN
V B
OR
ING
LO
G A
RT
BR
AS
S-M
W70
.GP
J M
ay 4
, 200
9
Location
MW-18-70
Static Water Level
3/17/2009
SampleType/ID
Ground Surface Elev
Depth to Water
Project Name050067
Blows/6"Borehole Completion
1 of 2
Logged by:
DLC
Art Brass Plating
Project Number
3.25" OD D&M Split-SpoonRing Sampler
Boring Log
Depth(ft)
PID(ppm)
Boring Number
Driller/Method
No Recovery
D&M / Hammer Weight: 140 lb Jars / Hammer Drop: 30" Start/Finish DateDepth /
Elevation(feet)
Sheet
Description
Seattle, WA
0.0
0.0
0.3
#2/12 monterray sandfilter pack, 58'-70'
2" diameter, schedule40 PVC screen,10-slot, 60'-70'
Threaded PVC endcap
S5
S6
S7
S8
161719101525121616172021
No recovery.
Dense, wet, dark gray to black with flecks of white andred-brown, trace to slightly silty SAND (SP); fine tomedium sand, predominantly fine.
Bottom of boring at 70 feet
Sampler Type:
Approved by:
MaterialType
earth + water
Water Level (ATD)
Cascade Drilling / Hollow Stem AugerSampling Method
AETPID - Photoionization Detector (Headspace Measurement)
60
65
70
75
80
85
90
95
100
105
60
65
70
75
80
85
90
95
100
105
Figure No.
Tests
A - 9_EN
V B
OR
ING
LO
G A
RT
BR
AS
S-M
W70
.GP
J M
ay 4
, 200
9
Location
MW-18-70
Static Water Level
3/17/2009
SampleType/ID
Ground Surface Elev
Depth to Water
Project Name050067
Blows/6"Borehole Completion
2 of 2
Logged by:
DLC
Art Brass Plating
Project Number
3.25" OD D&M Split-SpoonRing Sampler
Boring Log
Depth(ft)
PID(ppm)
Boring Number
Driller/Method
No Recovery
D&M / Hammer Weight: 140 lb Jars / Hammer Drop: 30" Start/Finish DateDepth /
Elevation(feet)
Sheet
Description
Seattle, WA
8" flushmountmonument, 2" thermoswell cap, concrete seal,0'-1'
2" diameter schedule40 PVC casing,threaded connection,0'-30'
Hydrated bentonitechips, 1'-28'
#2/12 monterray sandfilter pack, 28'-40'
2" diameter, schedule40 PVC screen,10-slot, 30'-40'
Threaded PVC endcap
See log MW-19-60 for soil description.
Bottom of boring at 40 feet
Sampler Type:
Approved by:
MaterialType
earth + water
Water Level (ATD)
Cascade Drilling / Hollow Stem AugerSampling Method
AETPID - Photoionization Detector (Headspace Measurement)
5
10
15
20
25
30
35
40
5
10
15
20
25
30
35
40
Figure No.
Tests
A - 10_EN
V B
OR
ING
LO
G A
RT
BR
AS
S-M
W70
.GP
J M
ay 4
, 200
9
Location
MW-19-40
Static Water Level
3/18/2009
SampleType/ID
Ground Surface Elev
Depth to Water
Project Name050067
Blows/6"Borehole Completion
1 of 1
Logged by:
DLC
Art Brass Plating
Project NumberBoring Log
Depth(ft)
PID(ppm)
Boring Number
Driller/Method
No Recovery
D&M / Hammer Weight: 140 lb Jars / Hammer Drop: 30" Start/Finish DateDepth /
Elevation(feet)
Sheet
Description
Seattle, WA
0.0
0.0
0.0
0.0
8" flushmountmonument, 2" thermoswell cap, concrete seal,0'-1'
2" diameter schedule40 PVC casing,threaded connection,0'-50'
Hydrated bentonitechips, 1'-48'
S1
S2
S3
S4
799
101212
41713
171720
Topsoil.No logging or sampling 0'-30'
Medium dense to dense, wet, dark gray to black, traceto slightly silty SAND (SP); fine to medium sand,predominantly fine.
Clean sand.
No logging or sampling 40'-50'
Sampler Type:
Approved by:
MaterialType
earth + water
Water Level (ATD)
Cascade Drilling / Hollow Stem AugerSampling Method
AETPID - Photoionization Detector (Headspace Measurement)
5
10
15
20
25
30
35
40
5
10
15
20
25
30
35
40
Figure No.
Tests
A - 11_EN
V B
OR
ING
LO
G A
RT
BR
AS
S-M
W70
.GP
J M
ay 4
, 200
9
Location
MW-19-60
Static Water Level
3/18/2009
SampleType/ID
Ground Surface Elev
Depth to Water
Project Name050067
Blows/6"Borehole Completion
1 of 2
Logged by:
DLC
Art Brass Plating
Project Number
3.25" OD D&M Split-SpoonRing Sampler
Boring Log
Depth(ft)
PID(ppm)
Boring Number
Driller/Method
No Recovery
D&M / Hammer Weight: 140 lb Jars / Hammer Drop: 30" Start/Finish DateDepth /
Elevation(feet)
Sheet
Description
Seattle, WA
0.0
0.0
0.0
0.0
#2/12 monterray sandfilter pack, 48'-60'
2" diameter, schedule40 PVC screen,10-slot, 50'-60'
Threaded PVC endcap
S5
S6
S7
S8
121717
172023
182026
202329
Dense, wet, dark gray to black, trace to slightly siltySAND (SP); fine to medium sand, predominantly fine;contains silt pockets, siltier with depth.
Dense to hard, wet, dark gray, very sandy SILT (ML) tovery silty SAND (SM); fine sand.
Occasional organics.
Very silty SAND (SM) with frequent, very thin SILT (ML)lamina.
Bottom of boring at 60 feet
Sampler Type:
Approved by:
MaterialType
earth + water
Water Level (ATD)
Cascade Drilling / Hollow Stem AugerSampling Method
AETPID - Photoionization Detector (Headspace Measurement)
50
55
60
65
70
75
80
85
50
55
60
65
70
75
80
85
Figure No.
Tests
A - 11_EN
V B
OR
ING
LO
G A
RT
BR
AS
S-M
W70
.GP
J M
ay 4
, 200
9
Location
MW-19-60
Static Water Level
3/18/2009
SampleType/ID
Ground Surface Elev
Depth to Water
Project Name050067
Blows/6"Borehole Completion
2 of 2
Logged by:
DLC
Art Brass Plating
Project Number
3.25" OD D&M Split-SpoonRing Sampler
Boring Log
Depth(ft)
PID(ppm)
Boring Number
Driller/Method
No Recovery
D&M / Hammer Weight: 140 lb Jars / Hammer Drop: 30" Start/Finish DateDepth /
Elevation(feet)
Sheet
Description
Seattle, WA
8" flushmountmonument, 2"thermos well cap,concrete seal, 0'-2'
2" diameter schedule40 PVC casing,threaded connection,0'-40'
Hydrated bentonitechips, 2'-38'
#2/12 monterey sandfilter pack, 38'-50'
No logging or sampling.
Sampler Type:
Approved by:
MaterialType
earth + water
Water Level (ATD)
Cascade Drilling / Hollow Stem Auger, Limited Access
AETPID - Photoionization Detector (Headspace Measurement)
5
10
15
20
25
30
35
5
10
15
20
25
30
35
Figure No.
Tests
_EN
V B
OR
ING
LO
G A
RT
BR
AS
S-M
W70
.GP
J M
ay 5
, 201
0
MW-21-50
Static Water Level
Driller/Method:3/8/2010
SampleType/ID
Ground Surface Elev
Depth to Water
050067
Blows/6"
Location:
Borehole Completion
1 of 2
Logged by:
DLC
Art Brass Plating
Project NumberBoring Log
Depth(ft)
PID(ppm)
Boring Number
No Recovery
D&M / Hammer Weight: 140 lb Jars / Hammer Drop: 30" Start/Finish DateDepth /
Elevation(feet)
Sampling Method:
Sheet
Description
Seattle, WAProject Name:
2" diameter, schedule40 PVC screen,10-slot, 40'-50'
Threaded PVC endcapBottom of boring at 50'.
Sampler Type:
Approved by:
MaterialType
earth + water
Water Level (ATD)
Cascade Drilling / Hollow Stem Auger, Limited Access
AETPID - Photoionization Detector (Headspace Measurement)
45
50
55
60
65
70
75
45
50
55
60
65
70
75
Figure No.
Tests
_EN
V B
OR
ING
LO
G A
RT
BR
AS
S-M
W70
.GP
J M
ay 5
, 201
0
MW-21-50
Static Water Level
Driller/Method:3/8/2010
SampleType/ID
Ground Surface Elev
Depth to Water
050067
Blows/6"
Location:
Borehole Completion
2 of 2
Logged by:
DLC
Art Brass Plating
Project NumberBoring Log
Depth(ft)
PID(ppm)
Boring Number
No Recovery
D&M / Hammer Weight: 140 lb Jars / Hammer Drop: 30" Start/Finish DateDepth /
Elevation(feet)
Sampling Method:
Sheet
Description
Seattle, WAProject Name:
8" flushmountmonument, 2"thermos well cap,concrete seal, 0'-2'
2" diameter schedule40 PVC casing,threaded connection,0'-65'
Hydrated bentonitechips, 2'-63'
No logging or sampling.
Sampler Type:
Approved by:
MaterialType
earth + water
Water Level (ATD)
Cascade Drilling / Hollow Stem Auger, Limited Access
AETPID - Photoionization Detector (Headspace Measurement)
5
10
15
20
25
30
35
5
10
15
20
25
30
35
Figure No.
Tests
_EN
V B
OR
ING
LO
G A
RT
BR
AS
S-M
W70
.GP
J M
ay 5
, 201
0
MW-21-75
Static Water Level
Driller/Method:3/8/2010
SampleType/ID
Ground Surface Elev
Depth to Water
050067
Blows/6"
Location:
Borehole Completion
1 of 2
Logged by:
DLC
Art Brass Plating
Project NumberBoring Log
Depth(ft)
PID(ppm)
Boring Number
No Recovery
D&M / Hammer Weight: 140 lb Jars / Hammer Drop: 30" Start/Finish DateDepth /
Elevation(feet)
Sampling Method:
Sheet
Description
Seattle, WAProject Name:
#2/12 monterey sandfilter pack, 63'-70'
2" diameter, schedule40 PVC screen,10-slot, 65'-75'
Threaded PVC endcapBottom of boring at 75'.
Sampler Type:
Approved by:
MaterialType
earth + water
Water Level (ATD)
Cascade Drilling / Hollow Stem Auger, Limited Access
AETPID - Photoionization Detector (Headspace Measurement)
45
50
55
60
65
70
75
45
50
55
60
65
70
75
Figure No.
Tests
_EN
V B
OR
ING
LO
G A
RT
BR
AS
S-M
W70
.GP
J M
ay 5
, 201
0
MW-21-75
Static Water Level
Driller/Method:3/8/2010
SampleType/ID
Ground Surface Elev
Depth to Water
050067
Blows/6"
Location:
Borehole Completion
2 of 2
Logged by:
DLC
Art Brass Plating
Project NumberBoring Log
Depth(ft)
PID(ppm)
Boring Number
No Recovery
D&M / Hammer Weight: 140 lb Jars / Hammer Drop: 30" Start/Finish DateDepth /
Elevation(feet)
Sampling Method:
Sheet
Description
Seattle, WAProject Name:
8" flushmountmonument, 2"thermos well cap,concrete seal, 0'-2'
2" diameter schedule40 PVC casing,threaded connection,0'-20'
Hydrated bentonitechips, 2'-18'
#2/12 monterey sandfilter pack, 18'-30'
2" diameter, schedule40 PVC screen,10-slot, 20'-30'
Threaded PVC endcap
Vacuumed to 5' to clear for utilities.No soil logging, see MW-22-50 boring log.
Bottom of boring at 30.5'.
Sampler Type:
Approved by:
MaterialType
earth + water
Water Level (ATD)
Cascade Drilling / Hollow Stem Auger
AETPID - Photoionization Detector (Headspace Measurement)
5
10
15
20
25
30
35
5
10
15
20
25
30
35
Figure No.
Tests
_EN
V B
OR
ING
LO
G A
RT
BR
AS
S-M
W70
.GP
J M
ay 5
, 201
0
MW-22-30
Static Water Level
Driller/Method:3/9/2010
SampleType/ID
Ground Surface Elev
Depth to Water
050067
Blows/6"
Location:
Borehole Completion
1 of 1
Logged by:
DLC
Art Brass Plating
Project NumberBoring Log
Depth(ft)
PID(ppm)
Boring Number
No Recovery
D&M / Hammer Weight: 140 lb Jars / Hammer Drop: 30" Start/Finish DateDepth /
Elevation(feet)
Sampling Method:
Sheet
Description
Seattle, WAProject Name:
8" flushmountmonument, 2"thermos well cap,concrete seal, 0'-2'
2" diameter schedule40 PVC casing,threaded connection,0'-40'
Hydrated bentonitechips, 2'-38'
#2/12 monterey sandfilter pack, 38'-50'
S1
S2
S3
S4
S5
S6
S7
575
71012
799
101011
101215
72021
50/5
Vacuumed to 5' to clear for utilities.
Stiff, very moist, brown SILT (ML); numerous organics,woody debris.
Medium dense, wet, gray brown, silty SAND (SM);numerous organics, woody debris.
Medium dense, wet, dark gray SAND (SP); trace silt,occasional organics, fine to medium sand.
Dense.
0.0
0.0
0.0
0.0
0.0
0.0
0.0
Sampler Type:
Approved by:
MaterialType
earth + water
Water Level (ATD)
Cascade Drilling / Hollow Stem Auger
AETPID - Photoionization Detector (Headspace Measurement)
5
10
15
20
25
30
35
5
10
15
20
25
30
35
Figure No.
Tests
_EN
V B
OR
ING
LO
G A
RT
BR
AS
S-M
W70
.GP
J M
ay 5
, 201
0
MW-22-50
Static Water Level
Driller/Method:3/9/2010
SampleType/ID
Ground Surface Elev
Depth to Water
050067
Blows/6"
Location:
Borehole Completion
1 of 2
Logged by:
DLC
Art Brass Plating
Project Number
3.25" OD D&M Split-Spoon RingSampler
Boring Log
Depth(ft)
PID(ppm)
Boring Number
No Recovery
D&M / Hammer Weight: 140 lb Jars / Hammer Drop: 30" Start/Finish DateDepth /
Elevation(feet)
Sampling Method:
Sheet
Description
Seattle, WAProject Name:
2" diameter, schedule40 PVC screen,10-slot, 40'-50'
Threaded PVC endcap
S8
S9
S10
50/6
3250/3
50/5
Hard, wet, dark gray, very sandy SILT (ML); fine sand.
Bottom of boring at approximately 50.5'.
0.0
0.0
0.0
Sampler Type:
Approved by:
MaterialType
earth + water
Water Level (ATD)
Cascade Drilling / Hollow Stem Auger
AETPID - Photoionization Detector (Headspace Measurement)
45
50
55
60
65
70
75
45
50
55
60
65
70
75
Figure No.
Tests
_EN
V B
OR
ING
LO
G A
RT
BR
AS
S-M
W70
.GP
J M
ay 5
, 201
0
MW-22-50
Static Water Level
Driller/Method:3/9/2010
SampleType/ID
Ground Surface Elev
Depth to Water
050067
Blows/6"
Location:
Borehole Completion
2 of 2
Logged by:
DLC
Art Brass Plating
Project Number
3.25" OD D&M Split-Spoon RingSampler
Boring Log
Depth(ft)
PID(ppm)
Boring Number
No Recovery
D&M / Hammer Weight: 140 lb Jars / Hammer Drop: 30" Start/Finish DateDepth /
Elevation(feet)
Sampling Method:
Sheet
Description
Seattle, WAProject Name:
8" flushmountmonument, 2"thermos well cap,concrete seal, 0'-2'
2" diameter schedule40 PVC casing,threaded connection,0'-20'
Hydrated bentonitechips, 2'-18'
#2/12 monterey sandfilter pack, 18'-30'
2" diameter, schedule40 PVC screen,10-slot, 20'-30'
Threaded PVC endcap
Vacuumed to 5' to clear for utilities.No soil logging, see MW-23-50 boring log.
Bottom of boring at 30.5'.
Sampler Type:
Approved by:
MaterialType
earth + water
Water Level (ATD)
Cascade Drilling / Hollow Stem Auger
AETPID - Photoionization Detector (Headspace Measurement)
5
10
15
20
25
30
35
5
10
15
20
25
30
35
Figure No.
Tests
_EN
V B
OR
ING
LO
G A
RT
BR
AS
S-M
W70
.GP
J M
ay 5
, 201
0
MW-23-30
Static Water Level
Driller/Method:3/10/2010
SampleType/ID
Ground Surface Elev
Depth to Water
050067
Blows/6"
Location:
Borehole Completion
1 of 1
Logged by:
DLC
Art Brass Plating
Project NumberBoring Log
Depth(ft)
PID(ppm)
Boring Number
No Recovery
D&M / Hammer Weight: 140 lb Jars / Hammer Drop: 30" Start/Finish DateDepth /
Elevation(feet)
Sampling Method:
Sheet
Description
Seattle, WAProject Name:
8" flushmountmonument, 2"thermos well cap,concrete seal, 0'-2'
2" diameter schedule40 PVC casing,threaded connection,0'-40'
Hydrated bentonitechips, 2'-38'
#2/12 monterey sandfilter pack, 38'-51.5'
S1
S2
S3
S4
S5
S6
S7
999
123
559
6711
101214
71216
101620
Vacuumed to 5' to clear for utilities.
Drywall debris.
Medium dense, moist, dark gray SAND (SP); trace silt, fineto medium sand, rotton egg odor.
Medium stiff, moist, brown SILT (ML); numerous organics.
Medium dense, wet, brown gray, slightly silty SAND (SP).
Medium stiff, moist, gray, sandy SILT (ML); fine sand.
Medium dense, wet, dark gray SAND (SP); trace silt, tracegravel; fine to medium sand.
Dense.
109
0.0
0.0
0.0
0.0
0.0
0.0
Sampler Type:
Approved by:
MaterialType
earth + water
Water Level (ATD)
Cascade Drilling / Hollow Stem Auger
AETPID - Photoionization Detector (Headspace Measurement)
5
10
15
20
25
30
35
5
10
15
20
25
30
35
Figure No.
Tests
_EN
V B
OR
ING
LO
G A
RT
BR
AS
S-M
W70
.GP
J M
ay 5
, 201
0
MW-23-50
Static Water Level
Driller/Method:3/9/2010
SampleType/ID
Ground Surface Elev
Depth to Water
050067
Blows/6"
Location:
Borehole Completion
1 of 2
Logged by:
DLC
Art Brass Plating
Project Number
3.25" OD D&M Split-Spoon RingSampler
Boring Log
Depth(ft)
PID(ppm)
Boring Number
No Recovery
D&M / Hammer Weight: 140 lb Jars / Hammer Drop: 30" Start/Finish DateDepth /
Elevation(feet)
Sampling Method:
Sheet
Description
Seattle, WAProject Name:
2" diameter, schedule40 PVC screen,10-slot, 40'-50'
Threaded PVC endcap
S8
S9
S10
192126
202629
172330
Very stiff, wet, gray, sandy SILT (ML); fine sand.
Slightly sandy.
Very sandy.
Bottom of boring at 51.5'.
0.0
0.0
0.0
Sampler Type:
Approved by:
MaterialType
earth + water
Water Level (ATD)
Cascade Drilling / Hollow Stem Auger
AETPID - Photoionization Detector (Headspace Measurement)
45
50
55
60
65
70
75
45
50
55
60
65
70
75
Figure No.
Tests
_EN
V B
OR
ING
LO
G A
RT
BR
AS
S-M
W70
.GP
J M
ay 5
, 201
0
MW-23-50
Static Water Level
Driller/Method:3/9/2010
SampleType/ID
Ground Surface Elev
Depth to Water
050067
Blows/6"
Location:
Borehole Completion
2 of 2
Logged by:
DLC
Art Brass Plating
Project Number
3.25" OD D&M Split-Spoon RingSampler
Boring Log
Depth(ft)
PID(ppm)
Boring Number
No Recovery
D&M / Hammer Weight: 140 lb Jars / Hammer Drop: 30" Start/Finish DateDepth /
Elevation(feet)
Sampling Method:
Sheet
Description
Seattle, WAProject Name:
8" flushmountmonument, 2"thermos well cap,concrete seal, 0'-1.5'2" diameter schedule40 PVC casing,threaded connection,0'-5'Hydrated bentonitechips, 1.5'-3'#2/12 monterey sandfilter pack, 3'-15'
2" diameter, schedule40 PVC screen,10-slot, 5'-15'
Threaded PVC endcap
Vacuumed to 5' to clear for utilities.No soil logging, see MW-24-50 boring log.
Bottom of boring at 15'.
Sampler Type:
Approved by:
MaterialType
earth + water
Water Level (ATD)
Cascade Drilling / Hollow Stem Auger
RLRPID - Photoionization Detector (Headspace Measurement)
5
10
15
20
5
10
15
20
Figure No.
Tests
_EN
V B
OR
ING
LO
G A
RT
BR
AS
S-M
W70
.GP
J M
ay 5
, 201
0
MW-24
Static Water Level
Driller/Method:3/13/2010
SampleType/ID
Ground Surface Elev
Depth to Water
050067
Blows/6"
Location:
Borehole Completion
1 of 1
Logged by:
DLC
Art Brass Plating
Project NumberBoring Log
Depth(ft)
PID(ppm)
Boring Number
No Recovery
D&M / Hammer Weight: 140 lb Jars / Hammer Drop: 30" Start/Finish DateDepth /
Elevation(feet)
Sampling Method:
Sheet
Description
Seattle, WAProject Name:
8" flushmountmonument, 2"thermos well cap,concrete seal, 0'-2'
2" diameter schedule40 PVC casing,threaded connection,0'-20'
Hydrated bentonitechips, 2'-18'
#2/12 monterey sandfilter pack, 18'-30'
2" diameter, schedule40 PVC screen,10-slot, 20'-30'
Threaded PVC endcap
Vacuumed to 5' to clear for utilities.No soil logging, see MW-24-50 boring log.
Bottom of boring at 30'.
Sampler Type:
Approved by:
MaterialType
earth + water
Water Level (ATD)
Cascade Drilling / Hollow Stem Auger
RLRPID - Photoionization Detector (Headspace Measurement)
5
10
15
20
25
30
35
5
10
15
20
25
30
35
Figure No.
Tests
_EN
V B
OR
ING
LO
G A
RT
BR
AS
S-M
W70
.GP
J M
ay 5
, 201
0
MW-24-30
Static Water Level
Driller/Method:3/13/2010
SampleType/ID
Ground Surface Elev
Depth to Water
050067
Blows/6"
Location:
Borehole Completion
1 of 1
Logged by:
DLC
Art Brass Plating
Project NumberBoring Log
Depth(ft)
PID(ppm)
Boring Number
No Recovery
D&M / Hammer Weight: 140 lb Jars / Hammer Drop: 30" Start/Finish DateDepth /
Elevation(feet)
Sampling Method:
Sheet
Description
Seattle, WAProject Name:
8" flushmountmonument, 2"thermos well cap,concrete seal, 0'-2'
2" diameter schedule40 PVC casing,threaded connection,0'-40'
Hydrated bentonitechips, 2'-38'
#2/12 monterey sandfilter pack, 38'-51.5'
S1
S2
S3
S4
S5
S6
S7
121216
223
334
457
101216
71214
81013
Vacuumed to 5' to clear for utilities.
Medium dense, moist, dark brown gray, slightly silty SAND(SP); fine to medium sand.Trace silt.
Soft, moist, brown, slightly sandy SILT (ML); numerousorganics.
Loose, wet, dark gray SAND (SP); trace silt; fine tomedium sand.
Medium dense.
Occasional organics, woody debris.
Slightly silty.
Occasional organics, woody debris, trace silt.
0.0
0.0
0.0
0.0
0.0
0.0
0.0
Sampler Type:
Approved by:
MaterialType
earth + water
Water Level (ATD)
Cascade Drilling / Hollow Stem Auger
RLRPID - Photoionization Detector (Headspace Measurement)
5
10
15
20
25
30
35
5
10
15
20
25
30
35
Figure No.
Tests
_EN
V B
OR
ING
LO
G A
RT
BR
AS
S-M
W70
.GP
J M
ay 5
, 201
0
MW-24-50
Static Water Level
Driller/Method:3/13/2010
SampleType/ID
Ground Surface Elev
Depth to Water
050067
Blows/6"
Location:
Borehole Completion
1 of 2
Logged by:
DLC
Art Brass Plating
Project Number
3.25" OD D&M Split-Spoon RingSampler
Boring Log
Depth(ft)
PID(ppm)
Boring Number
No Recovery
D&M / Hammer Weight: 140 lb Jars / Hammer Drop: 30" Start/Finish DateDepth /
Elevation(feet)
Sampling Method:
Sheet
Description
Seattle, WAProject Name:
2" diameter, schedule40 PVC screen,10-slot, 40'-50'
Threaded PVC endcap
S8
S9
S10
101620
161919
192024
Dense, predominantly fine sand.
Bottom of boring at 51.5'.
0.0
0.0
0.0
Sampler Type:
Approved by:
MaterialType
earth + water
Water Level (ATD)
Cascade Drilling / Hollow Stem Auger
RLRPID - Photoionization Detector (Headspace Measurement)
45
50
55
60
65
70
75
45
50
55
60
65
70
75
Figure No.
Tests
_EN
V B
OR
ING
LO
G A
RT
BR
AS
S-M
W70
.GP
J M
ay 5
, 201
0
MW-24-50
Static Water Level
Driller/Method:3/13/2010
SampleType/ID
Ground Surface Elev
Depth to Water
050067
Blows/6"
Location:
Borehole Completion
2 of 2
Logged by:
DLC
Art Brass Plating
Project Number
3.25" OD D&M Split-Spoon RingSampler
Boring Log
Depth(ft)
PID(ppm)
Boring Number
No Recovery
D&M / Hammer Weight: 140 lb Jars / Hammer Drop: 30" Start/Finish DateDepth /
Elevation(feet)
Sampling Method:
Sheet
Description
Seattle, WAProject Name: