benchpaving slabspaving slabsbench / bt · 2020. 9. 25. · utt paving slabs paving slabs b b b b b...
TRANSCRIPT
-
Paving S
labs
Paving S
labs
B
B
B
B
B
B
B
Sign
SP
SP
SP
Sign
SP
SP
SP
SP
B
e
n
c
h
/
/
/
/
/
/
/
/
Bin
Bin
Dog Waste
B
ench
Bench
JB Elec
JB Elec
B
e
n
c
h
Bin
B
e
n
c
h
B
ench
B
e
n
c
h
Bin
Bench
Bin
Bin
/
/
/
/
/
/
B
B
B
B
Bin
/
BT
(0.30d B
2)
(0.30d B
2)
(0.30d B
2)
(0.30d B
2)
(0.30d B
2)
Bench
//
/
Bench
Paving S
labs
Paving S
labs
Bench
Bench
Bench
Bench
Bench
Bin
Bench
Bench
Bin
Bench
Bench
Bench
Bench
Bench
Bench
Bench
Bench
Bench
Paving S
labs
Bin
(B
4)
(B
4)
Lin
e 6
A
B
C
E
K
L
M
N
F
D
G
H
I
J
Line 4
Line 5
Lin
e 1
Line 2
Lin
e 7
Line 3
SOR11461 - VICTORIA TOWER GARDENS,
WESTMINSTER
ATKINS
Scale: NTS
Client:
Project:
Title:
Fig No:
ERT - PSEUDOSECTIONS TO SAME
HORIZONTAL AND VERTICAL SCALE
11
The performance of the technologies employed
in non-invasive surveys can be adversely affected by factors outside
of SUMO's control. Whilst SUMO uses all due diligence and
reasonable endeavours it does not warrant that 100% detection can
be achieved. Irrespective of the information provided by a
geophysical survey, any ground works should be undertaken with
extreme caution.
High Resistance
Low Resistance
Line 1
Line 2
Line 3
Line 4
A
B
C D
E
G
Line 6
Line 7
M
N
K
Line 5
I
J
H
F
L
N
-
Paving S
labs
Paving S
labs
B
B
B
B
B
B
B
Sign
SP
SP
SP
Sign
SP
SP
SP
SP
B
e
n
c
h
/
/
/
/
/
/
/
/
Bin
Bin
Dog Waste
B
ench
Bench
JB Elec
JB Elec
B
e
n
c
h
Bin
B
e
n
c
h
B
ench
B
e
n
c
h
Bin
Bench
Bin
Bin
/
/
/
/
/
/
B
B
B
B
Bin
/
BT
(0.30d B
2)
(0.30d B
2)
(0.30d B
2)
(0.30d B
2)
(0.30d B
2)
Bench
//
/
Bench
Paving S
labs
Paving S
labs
Bench
Bench
Bench
Bench
Bench
Bin
Bench
Bench
Bin
Bench
Bench
Bench
Bench
Bench
Bench
Bench
Bench
Bench
Paving S
labs
Bin
(B
4)
(B
4)
Lin
e 6
A
B
C
E
K
L
M
N
F
D
G
H
I
J
Line 4
Line 5
Lin
e 1
Line 2
Lin
e 7
Line 3
SOR11461 - VICTORIA TOWER GARDENS,
WESTMINSTER
ATKINS
Scale: NTS
Client:
Project:
Title:
Fig No:
N
ERT - PSEUDOSECTIONS
INTERPRETATION
12
Line 1
Line 2
Line 3
Line 4
The performance of the technologies employed
in non-invasive surveys can be adversely affected by factors outside
of SUMO's control. Whilst SUMO uses all due diligence and
reasonable endeavours it does not warrant that 100% detection can
be achieved. Irrespective of the information provided by a
geophysical survey, any ground works should be undertaken with
extreme caution.
High Resistance
Low Resistance
A B
C D
E F
G H
Line 6
Line 7
M N
K L
Line 5
I J
W-E ORIENTATION N-S ORIENTATION
Interpreted Groundwater Level
ERT KEY
Interpreted Made Ground - Alluvium Boundary
All interpretations are made with reference to other known
data; borehole and groundwater data.
Possible Groundwater Level
Made Ground - Alluvium
Boundary
Area of high
resistivity
Made Ground - Alluvium
Boundary
Made Ground - Alluvium
Boundary
Made Ground - Alluvium
Boundary
Made Ground - Alluvium
Boundary
Area of high
resistivity
Area of low
resistivity
Possible Groundwater Level
Possible Groundwater Level
Possible Groundwater Level
Possible Groundwater Level
Made Ground - Alluvium
Boundary
-
UTT
Paving S
labs
Paving S
labs
B
B
B
B
B
B
B
Sign
SP
SP
SP
Sig
n
SP
SP
SP
SP
/
GU
CL 5.09
/
/
/
GU
CL 4.44
MH
CL 4.48
IL 4.51
IL 3.35
IL 3.48
IL 3.68
IL 3.44
IL N/A
IL 3.93
IL 2.86
IL 3.29
GU
CL 4.81
GU
CL 4.97
B
e
n
c
h
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
Bin
Bin
Dog Waste
B
ench
B
ench
GU
CL 4.72
GU
CL 4.73
GU
CL 4.64
MH
CL 4.87
MH
CL 4.74
MH
CL 4.85
MH
CL 5.05
Elec IC
CL 5.10
Elec IC
CL 5.09
IC
CL 4.88
JB Elec
JB Elec
IC
CL 4.87
IC
CL 4.75
IC
CL 4.45
GU
CL 4.41
GU
CL 4.42
GU
CL 4.53
IC
CL 4.61
GU
CL 4.47
GU
CL 4.50
MH
CL 4.61
GU
CL 4.56
GU
CL 4.55
MH
CL 4.52
MH
CL 4.55
SV
SV
GU
CL 4.38
GU
CL 4.52
IC
CL 4.64
MH
CL 4.63
GU
CL 4.48
GU
CL 4.51
MH
CL 4.67
GU
CL 4.57
MH
CL 4.56
GU
CL 4.49
B
e
n
ch
Bin
B
e
n
c
h
B
e
n
ch
B
e
n
c
h
Bin
B
ench
GU
CL 4.29
GU
CL 4.50GU
CL 4.49
GU
CL 4.09
GU
CL 4.24
Bin
Bin
IC
CL 4.79
GU
CL 4.73
GU
CL 4.79
GU
CL 4.74
MH SW
CL 4.80
GU
CL 4.75
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
B
B
B
B
SV
CL 4.68
GU
CL 4.45
CL 4.69
SV'sx2
CL 4.76
Bin
/
/
/
/
/
/
MH
CL 4.65
GU
CL 4.48
MH
CL 4.67
MH
CL 4.61
BT IC
CL 4.50
GU
CL 4.32
GU
CL 4.30
Bench
//
//
//
//
//
/
/
/
B01
E 530263.419
N 179102.343
Z 4.782
B02
E 530253.836
N 179152.266
Z 4.566
B03
E 530261.599
N 179242.237
Z 4.529
G2
E 530256.415
N 179275.539
Z 4.854
Catch Pit
Bench
Paving S
labs
Paving S
labs
Bench
Bench
Bench
Bench
Bench
Bin
Bench
Bench
Bin
Bench
Bench
Bench
Bench
Bench
No Visible Pipe
UTT
UTT
UTT
Blocked
UTT
Bench
Bench
Bench
Bench
Paving S
labs
Bin
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
SVY
A
R
E
A
SVY
AR
EA
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
SV
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
S
V
Y
AR
EA
S
V
Y
AR
EA
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
SV
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
SV
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
SV
YA
RE
A
SVY
AR
EA
SVY AREA SVY AREA
S
V
Y
AR
EA
SV
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
SV
Y
AR
EA
SV
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
SV
Y
AR
EA
SV
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
S
V
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
A
R
E
A
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SVYA
REA
SVYA
REA
S
V
Y
A
R
E
A
SOR11461 - VICTORIA TOWER GARDENS,
WESTMINSTER
ATKINS
Scale: 1:500 @ A1
Client:
Project:
Title:
Fig No:
N
ERT - PSEUDOSECTIONS IN SITU
13
60m 2 4 8 10m
Survey Area
KEY
Trend Line
The trend line shown is the line of best fit using data from multipletechniques.
Line 1
Line 6
Line 7
Line 5
-
UTT
Paving S
labs
Paving S
labs
B
B
B
B
B
B
B
Sign
SP
SP
SP
Sig
n
SP
SP
SP
SP
/
GU
CL 5.09
/
/
/
GU
CL 4.44
MH
CL 4.48
IL 4.51
IL 3.35
IL 3.48
IL 3.68
IL 3.44
IL N/A
IL 3.93
IL 2.86
IL 3.29
GU
CL 4.81
GU
CL 4.97
B
e
n
c
h
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
Bin
Bin
Dog Waste
B
ench
B
ench
GU
CL 4.72
GU
CL 4.73
GU
CL 4.64
MH
CL 4.87
MH
CL 4.74
MH
CL 4.85
MH
CL 5.05
Elec IC
CL 5.10
Elec IC
CL 5.09
IC
CL 4.88
JB Elec
JB Elec
IC
CL 4.87
IC
CL 4.75
IC
CL 4.45
GU
CL 4.41
GU
CL 4.42
GU
CL 4.53
IC
CL 4.61
GU
CL 4.47
GU
CL 4.50
MH
CL 4.61
GU
CL 4.56
GU
CL 4.55
MH
CL 4.52
MH
CL 4.55
SV
SV
GU
CL 4.38
GU
CL 4.52
IC
CL 4.64
MH
CL 4.63
GU
CL 4.48
GU
CL 4.51
MH
CL 4.67
GU
CL 4.57
MH
CL 4.56
GU
CL 4.49
B
e
n
ch
Bin
B
e
n
c
h
B
e
n
ch
B
e
n
c
h
Bin
B
ench
GU
CL 4.29
GU
CL 4.50GU
CL 4.49
GU
CL 4.09
GU
CL 4.24
Bin
Bin
IC
CL 4.79
GU
CL 4.73
GU
CL 4.79
GU
CL 4.74
MH SW
CL 4.80
GU
CL 4.75
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
B
B
B
B
SV
CL 4.68
GU
CL 4.45
CL 4.69
SV'sx2
CL 4.76
Bin
/
/
/
/
/
/
MH
CL 4.65
GU
CL 4.48
MH
CL 4.67
MH
CL 4.61
BT IC
CL 4.50
GU
CL 4.32
GU
CL 4.30
Bench
//
//
//
//
//
/
/
/
U
F
F
Catch Pit
F
F
Bench
F
F
F
F
F
Paving S
labs
Paving S
labs
F
Bench
F
F
B
E
B
Bench
Bench
Bench
B
Bench
Bin
B
F
F
Bench
Bench
Bin
Bench
Bench
B
Bench
Bench
Bench
F
No Visible Pipe
B
B
B
F
F
F
F
F
F
UTT
F
UTT
F
UTT
Blocked
F
UTT
E
E
F
F
F
F
F
53
02
00
E
53
02
00
E
53
02
25
E
53
02
25
E
53
02
50
E
53
02
50
E
53
02
75
E
53
02
75
E
53
03
00
E
53
03
00
E
53
02
00
E
53
02
00
E
53
02
25
E
53
02
25
E
53
02
50
E
53
02
50
E
53
02
75
E
53
02
75
E
53
03
00
E
53
03
00
E
Bench
Bench
Bench
Bench
Paving S
labs
F
F
Bin
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
SVY
A
R
E
A
SVY
AR
EA
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
SV
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
S
V
Y
AR
EA
S
V
Y
AR
EA
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
SV
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
SV
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
SV
YA
RE
A
SVY
AR
EA
SVY AREA SVY AREA
S
V
Y
AR
EA
SV
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
SV
Y
AR
EA
SV
YA
RE
A
SV
YA
RE
A
S
V
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
S
V
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
A
R
E
A
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SVYA
REA
SVYA
REA
S
V
Y
A
R
E
A
A
C
B
D
E
F
G
H
I
J
M
N
E
F
UTT
Paving S
labs
Paving S
labs
B
B
B
B
B
B
B
Sign
SP
SP
SP
Sig
n
SP
SP
SP
SP
/
GU
CL 5.09
/
/
/
GU
CL 4.44
MH
CL 4.48
IL 4.51
IL 3.35
IL 3.48
IL 3.68
IL 3.44
IL N/A
IL 3.93
IL 2.86
IL 3.29
GU
CL 4.81
GU
CL 4.97
B
e
n
c
h
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
Bin
Bin
Dog Waste
B
ench
B
ench
GU
CL 4.72
GU
CL 4.73
GU
CL 4.64
MH
CL 4.87
MH
CL 4.74
MH
CL 4.85
MH
CL 5.05
Elec IC
CL 5.10
Elec IC
CL 5.09
IC
CL 4.88
JB Elec
JB Elec
IC
CL 4.87
IC
CL 4.75
IC
CL 4.45
GU
CL 4.41
GU
CL 4.42
GU
CL 4.53
IC
CL 4.61
GU
CL 4.47
GU
CL 4.50
MH
CL 4.61
GU
CL 4.56
GU
CL 4.55
MH
CL 4.52
MH
CL 4.55
SV
SV
GU
CL 4.38
GU
CL 4.52
IC
CL 4.64
MH
CL 4.63
GU
CL 4.48
GU
CL 4.51
MH
CL 4.67
GU
CL 4.57
MH
CL 4.56
GU
CL 4.49
B
e
n
ch
Bin
B
e
n
c
h
B
e
n
ch
B
e
n
c
h
Bin
B
ench
GU
CL 4.29
GU
CL 4.50GU
CL 4.49
GU
CL 4.09
GU
CL 4.24
Bin
Bin
IC
CL 4.79
GU
CL 4.73
GU
CL 4.79
GU
CL 4.74
MH SW
CL 4.80
GU
CL 4.75
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
B
B
B
B
SV
CL 4.68
GU
CL 4.45
CL 4.69
SV'sx2
CL 4.76
Bin
/
/
/
/
/
/
MH
CL 4.65
GU
CL 4.48
MH
CL 4.67
MH
CL 4.61
BT IC
CL 4.50
GU
CL 4.32
GU
CL 4.30
Bench
//
//
//
//
//
/
/
/
U
F
F
Catch Pit
F
F
Bench
F
F
F
F
F
Paving S
labs
Paving S
labs
F
Bench
F
F
B
E
B
Bench
Bench
Bench
B
Bench
Bin
B
F
F
Bench
Bench
Bin
Bench
Bench
B
Bench
Bench
Bench
F
No Visible Pipe
B
B
B
F
F
F
F
F
F
UTT
F
UTT
F
UTT
Blocked
F
UTT
E
E
F
F
F
F
F
53
02
00
E
53
02
00
E
53
02
25
E
53
02
25
E
53
02
50
E
53
02
50
E
53
02
75
E
53
02
75
E
53
03
00
E
53
03
00
E
53
02
00
E
53
02
00
E
53
02
25
E
53
02
25
E
53
02
50
E
53
02
50
E
53
02
75
E
53
02
75
E
53
03
00
E
53
03
00
E
Bench
Bench
Bench
Bench
Paving S
labs
F
F
Bin
Lin
e 6
-1
-2
-7
-5
-4
-1
-1
-2.5
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
SVY
A
R
E
A
SVY
AR
EA
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
SV
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
S
V
Y
AR
EA
S
V
Y
AR
EA
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
SV
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
SV
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
SV
YA
RE
A
SVY
AR
EA
SVY AREA SVY AREA
S
V
Y
AR
EA
SV
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
SV
Y
AR
EA
SV
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
S
V
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
A
R
E
A
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SVYA
REA
SVYA
REA
S
V
Y
A
R
E
A
A
Line 4
Line 5
Lin
e 1
Line 2
Lin
e 7
Line 3
C
B
D
E
F
G
H
I
J
M
N
E
F
UTT
Paving S
labs
Paving S
labs
B
B
B
B
B
B
B
Sign
SP
SP
SP
Sig
n
SP
SP
SP
SP
/
GU
CL 5.09
/
/
/
GU
CL 4.44
MH
CL 4.48
IL 4.51
IL 3.35
IL 3.48
IL 3.68
IL 3.44
IL N/A
IL 3.93
IL 2.86
IL 3.29
GU
CL 4.81
GU
CL 4.97
B
e
n
c
h
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
Bin
Bin
Dog Waste
B
ench
B
ench
GU
CL 4.72
GU
CL 4.73
GU
CL 4.64
MH
CL 4.87
MH
CL 4.74
MH
CL 4.85
MH
CL 5.05
Elec IC
CL 5.10
Elec IC
CL 5.09
IC
CL 4.88
JB Elec
JB Elec
IC
CL 4.87
IC
CL 4.75
IC
CL 4.45
GU
CL 4.41
GU
CL 4.42
GU
CL 4.53
IC
CL 4.61
GU
CL 4.47
GU
CL 4.50
MH
CL 4.61
GU
CL 4.56
GU
CL 4.55
MH
CL 4.52
MH
CL 4.55
SV
SV
GU
CL 4.38
GU
CL 4.52
IC
CL 4.64
MH
CL 4.63
GU
CL 4.48
GU
CL 4.51
MH
CL 4.67
GU
CL 4.57
MH
CL 4.56
GU
CL 4.49
B
e
n
ch
Bin
B
e
n
c
h
B
e
n
ch
B
e
n
c
h
Bin
B
ench
GU
CL 4.29
GU
CL 4.50GU
CL 4.49
GU
CL 4.09
GU
CL 4.24
Bin
Bin
IC
CL 4.79
GU
CL 4.73
GU
CL 4.79
GU
CL 4.74
MH SW
CL 4.80
GU
CL 4.75
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
B
B
B
B
SV
CL 4.68
GU
CL 4.45
CL 4.69
SV'sx2
CL 4.76
Bin
/
/
/
/
/
/
MH
CL 4.65
GU
CL 4.48
MH
CL 4.67
MH
CL 4.61
BT IC
CL 4.50
GU
CL 4.32
GU
CL 4.30
Bench
//
//
//
//
//
/
/
/
U
F
F
Catch Pit
F
F
Bench
F
F
F
F
F
Paving S
labs
Paving S
labs
F
Bench
F
F
B
E
B
Bench
Bench
Bench
B
Bench
Bin
B
F
F
Bench
Bench
Bin
Bench
Bench
B
Bench
Bench
Bench
F
No Visible Pipe
B
B
B
F
F
F
F
F
F
UTT
F
UTT
F
UTT
Blocked
F
UTT
E
E
F
F
F
F
F
53
02
00
E
53
02
00
E
53
02
25
E
53
02
25
E
53
02
50
E
53
02
50
E
53
02
75
E
53
02
75
E
53
03
00
E
53
03
00
E
53
02
00
E
53
02
00
E
53
02
25
E
53
02
25
E
53
02
50
E
53
02
50
E
53
02
75
E
53
02
75
E
53
03
00
E
53
03
00
E
Bench
Bench
Bench
Bench
Paving S
labs
F
F
Bin
Lin
e 6
-1
-2
-7
-5
-4
-1
-1
-2.5
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
SVY
A
R
E
A
SVY
AR
EA
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
SV
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
S
V
Y
AR
EA
S
V
Y
AR
EA
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
SV
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
SV
Y
A
R
E
A
S
V
Y
A
R
E
A
S
V
Y
A
R
E
A
SV
YA
RE
A
SVY
AR
EA
SVY AREA SVY AREA
S
V
Y
AR
EA
SV
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
SV
Y
AR
EA
SV
YA
RE
A
SV
YA
RE
A
S
V
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
SV
YA
RE
A
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
S
V
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
A
R
E
A
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SV
Y
AR
EA
SVYA
REA
SVYA
REA
S
V
Y
A
R
E
A
A
Line 4
Line 5
Lin
e 1
Line 2
Lin
e 7
Line 3
C
B
D
E
F
G
H
I
J
M
N
E
F
SOR11461 - VICTORIA TOWER GARDENS,
WESTMINSTER
ATKINS
Scale: 1:500 @ A1
Client:
Project:
Title:
Fig No:
N
ELECTROMAGNETIC AND ELECTRICAL
RESISTIVITY TOMOGRAPHY
INTERPRETATIONS
14
60m 2 4 8 10m
EM61 Interpretations ERT Interpretations Combined EM61 & ERT Interpretations
Depth to bottom of anomaly (AOD) [m]
-2.5
Area of increased magnetic responses possibly associated with
former wharfs / foundations
Service
High energy response relating to surface features
ERT KEY
Possibly related to former wharf / foundations
EM61 KEY
Trend Line
-
N
EM61ERT Line 2
EM61ERT Line 2
EM61ERT Line 2
SOR11461 - VICTORIA TOWER GARDENS,WESTMINSTER
ATKINS
Client:
Project:
Title:
Fig No:
Electromagnetic Data Juxtaposed with ERTData
15
High Resistance
Low Resistance
Low MagneticReturn-HomogenousGround
DECREASING
INCREASING
Medium EnergyReturn-Mixed Ground
Magnetic HighPossible Target
EN
ER
GY
LE
VE
L
Colour Scale for Electromagneticresponse and Simplified Key
Colour Scale for Calculated Resistivityresponse and Simplified Key
NOT TO SCALE
This figure shows an anomaly within the EM61 data thatcorroborates well with an anomaly of similar size in the ERT datafrom Line 2.