This document is posted to help you gain knowledge. Please leave a comment to let me know what you think about it! Share it to your friends and learn new things together.
FILL: silty clay mixed withlimestone screening, grey to brown,moist, soft to firm
SILTY FINE SAND: trace clay,brown, moist, compact
SILTY SAND TILL: trace clay,trace gravel, brown to grey, moist towet, dense to very dense
layer of silty clay at 9.1m
layer of wet sand at 9.9m
SAND: trace silt, grey, wet, verydense
3
0.8
2.5
3.8
4.6
10.7
SS
SS
SS
SS
SS
SS
SS
SS
SS
SS
SS
SS
1
2
3
4
5
6
7
8
9
10
11
12
43
85
16
7
4
4
5
15
46
68
59
50/150mm
50/150mm
92/275mm
5
1
Continued Next Page
1 OF 3
20 40 60 80 100GR
OU
ND
WA
TE
R
CO
ND
ITIO
NS
"N"
B
LOW
S
0.3
m
DESCRIPTION
GR
REF. NO.: 18-701-10
ENCL NO.: 2
1
2
3
4
5
6
7
8
9
10
11
12
13
Numbers referto Sensitivity
w
WATER CONTENT (%)
wP
DEPTH
SA
1st 2nd 4th3rdGROUNDWATER ELEVATIONS
(kN
/m3)
DRILLING DATA
Method: Hollow Stem Augers
Diameter: 200mm
Date: Sep-24-2018
PROJECT: Geotechnical Investigation- Proposed High-rise Building
CLIENT: Collecdev
PROJECT LOCATION: 40-44 Broadway Avenue in Toronto, Ontario
DATUM: Geodetic
BH LOCATION: See Drawing 1
SOIL PROFILE
ELE
VA
TIO
N
20 40 60 80 100
QUICK TRIAXIAL
SHEAR STRENGTH (kPa)
TY
PE
,3
CL
=3%Strain at Failure
Measurement
(Cu)
(kP
a)(m)
ST
RA
TA
PLO
T
LAB VANE
:
10 20 30
REMARKS
AND
GRAIN SIZE
DISTRIBUTION
(%)
NATURALMOISTURECONTENT
3
SI
GRAPHNOTES
LIQUIDLIMIT
SAMPLES
NU
MB
ER
162
161
160
159
158
157
156
155
154
153
152
151
150
NA
TU
RA
L U
NIT
WT
PO
CK
ET
PE
N.
162.5
PLASTICLIMIT
FIELD VANE& Sensitivity
ELEV
DYNAMIC CONE PENETRATIONRESISTANCE PLOT
wL
0.0
UNCONFINED
LOG OF BOREHOLE BH18-1D
S S
OIL
LO
G 1
8-70
1-10
- 4
0-44
BR
OA
DW
AY
, TO
RO
NT
O.G
PJ
DS
.GD
T 1
8-11
-21
Bentonite Grout
145.4
144.2
142.7
137.5
57
SAND: trace silt, grey, wet, verydense(Continued)
SILT TO CLAYEY SILT: tracegravel, grey, wet, hard
SILT: trace to some clay, tracesand, grey, wet, very dense
SANDY SILT: trace clay, grey, wet,very dense
frequent sand seams below 24m
END OF BOREHOLENotes:1) 50mm dia. monitoring wellinstalled in the borehole uponcompletion.
17.1
18.3
19.8
25.0
SS
SS
SS
SS
SS
SS
SS
SS
13
14
15
16
17
18
19
20
39
90
50/150mm
74
50/125mm
50/150mm
50/150mm
86
74
4
Continued Next Page
2 OF 3
20 40 60 80 100GR
OU
ND
WA
TE
R
CO
ND
ITIO
NS
"N"
B
LOW
S
0.3
m
DESCRIPTION
GR
REF. NO.: 18-701-10
ENCL NO.: 2
14
15
16
17
18
19
20
21
22
23
24
25
Numbers referto Sensitivity
w
WATER CONTENT (%)
wP
DEPTH
SA
1st 2nd 4th3rdGROUNDWATER ELEVATIONS
(kN
/m3)
DRILLING DATA
Method: Hollow Stem Augers
Diameter: 200mm
Date: Sep-24-2018
PROJECT: Geotechnical Investigation- Proposed High-rise Building
CLIENT: Collecdev
PROJECT LOCATION: 40-44 Broadway Avenue in Toronto, Ontario
DATUM: Geodetic
BH LOCATION: See Drawing 1
SOIL PROFILE
ELE
VA
TIO
N
20 40 60 80 100
QUICK TRIAXIAL
SHEAR STRENGTH (kPa)
TY
PE
,3
CL
=3%Strain at Failure
Measurement
(Cu)
(kP
a)(m)
ST
RA
TA
PLO
T
LAB VANE
:
10 20 30
REMARKS
AND
GRAIN SIZE
DISTRIBUTION
(%)
NATURALMOISTURECONTENT
3
SI
GRAPHNOTES
LIQUIDLIMIT
SAMPLES
NU
MB
ER
149
148
147
146
145
144
143
142
141
140
139
138
NA
TU
RA
L U
NIT
WT
PO
CK
ET
PE
N.PLASTIC
LIMIT
FIELD VANE& Sensitivity
ELEV
DYNAMIC CONE PENETRATIONRESISTANCE PLOT
wL
UNCONFINED
LOG OF BOREHOLE BH18-1D
S S
OIL
LO
G 1
8-70
1-10
- 4
0-44
BR
OA
DW
AY
, TO
RO
NT
O.G
PJ
DS
.GD
T 1
8-11
-21
Filter pack
Slotted Pipe
W. L. 148.8 mNov 14, 2018
2) Water Level ReadingsDate Water Depth (mbgs)Nov. 14, 2018 13.7Oct. 11, 2018 14.3Oct 03, 2018 14.3
3 OF 3
20 40 60 80 100GR
OU
ND
WA
TE
R
CO
ND
ITIO
NS
"N"
B
LOW
S
0.3
m
DESCRIPTION
GR
REF. NO.: 18-701-10
ENCL NO.: 2
Numbers referto Sensitivity
w
WATER CONTENT (%)
wP
DEPTH
SA
1st 2nd 4th3rdGROUNDWATER ELEVATIONS
(kN
/m3)
DRILLING DATA
Method: Hollow Stem Augers
Diameter: 200mm
Date: Sep-24-2018
PROJECT: Geotechnical Investigation- Proposed High-rise Building
CLIENT: Collecdev
PROJECT LOCATION: 40-44 Broadway Avenue in Toronto, Ontario
DATUM: Geodetic
BH LOCATION: See Drawing 1
SOIL PROFILE
ELE
VA
TIO
N
20 40 60 80 100
QUICK TRIAXIAL
SHEAR STRENGTH (kPa)
TY
PE
,3
CL
=3%Strain at Failure
Measurement
(Cu)
(kP
a)(m)
ST
RA
TA
PLO
T
LAB VANE
:
10 20 30
REMARKS
AND
GRAIN SIZE
DISTRIBUTION
(%)
NATURALMOISTURECONTENT
3
SI
GRAPHNOTES
LIQUIDLIMIT
SAMPLES
NU
MB
ER
NA
TU
RA
L U
NIT
WT
PO
CK
ET
PE
N.PLASTIC
LIMIT
FIELD VANE& Sensitivity
ELEV
DYNAMIC CONE PENETRATIONRESISTANCE PLOT
wL
UNCONFINED
LOG OF BOREHOLE BH18-1D
S S
OIL
LO
G 1
8-70
1-10
- 4
0-44
BR
OA
DW
AY
, TO
RO
NT
O.G
PJ
DS
.GD
T 1
8-11
-21
Staright augered to 13.7m withoutsoil sampling and a 50mm dia.monitoring well installed
Continued Next Page
1 OF 2
20 40 60 80 100GR
OU
ND
WA
TE
R
CO
ND
ITIO
NS
"N"
B
LOW
S
0.3
m
DESCRIPTION
GR
REF. NO.: 18-701-10
ENCL NO.: 2A
1
2
3
4
5
6
7
8
9
10
11
12
13
Numbers referto Sensitivity
w
WATER CONTENT (%)
wP
DEPTH
SA
1st 2nd 4th3rdGROUNDWATER ELEVATIONS
(kN
/m3)
DRILLING DATA
Method: Hollow Stem Augers
Diameter: 200mm
Date: Sep-25-2018
PROJECT: Geotechnical Investigation- Proposed High-rise Building
CLIENT: Collecdev
PROJECT LOCATION: 40-44 Broadway Avenue in Toronto, Ontario
DATUM: Geodetic
BH LOCATION: See Drawing 1
SOIL PROFILE
ELE
VA
TIO
N
20 40 60 80 100
QUICK TRIAXIAL
SHEAR STRENGTH (kPa)
TY
PE
,3
CL
=3%Strain at Failure
Measurement
(Cu)
(kP
a)(m)
ST
RA
TA
PLO
T
LAB VANE
:
10 20 30
REMARKS
AND
GRAIN SIZE
DISTRIBUTION
(%)
NATURALMOISTURECONTENT
3
SI
GRAPHNOTES
LIQUIDLIMIT
SAMPLES
NU
MB
ER
162
161
160
159
158
157
156
155
154
153
152
151
150
NA
TU
RA
L U
NIT
WT
PO
CK
ET
PE
N.
162.5
PLASTICLIMIT
FIELD VANE& Sensitivity
ELEV
DYNAMIC CONE PENETRATIONRESISTANCE PLOT
wL
0.0
UNCONFINED
LOG OF BOREHOLE BH18-1AD
S S
OIL
LO
G 1
8-70
1-10
- 4
0-44
BR
OA
DW
AY
, TO
RO
NT
O.G
PJ
DS
.GD
T 1
8-11
-21
Bentonite Grout
Filter pack
Slotted Pipe
148.8
Staright augered to 13.7m withoutsoil sampling and a 50mm dia.monitoring well installed(Continued)
END OF BOREHOLENotes:1) BH18-1A was drilled adjacent toBH18-1 and a 50mm dia.monitoring well installed.2) Water Level ReadingsDate Water Depth (mbgs)Nov. 14, 2018 13.6Oct. 11, 2018 13.6Oct 03, 2018 13.7
13.7
2 OF 2
20 40 60 80 100GR
OU
ND
WA
TE
R
CO
ND
ITIO
NS
"N"
B
LOW
S
0.3
m
DESCRIPTION
GR
REF. NO.: 18-701-10
ENCL NO.: 2A
Numbers referto Sensitivity
w
WATER CONTENT (%)
wP
DEPTH
SA
1st 2nd 4th3rdGROUNDWATER ELEVATIONS
(kN
/m3)
DRILLING DATA
Method: Hollow Stem Augers
Diameter: 200mm
Date: Sep-25-2018
PROJECT: Geotechnical Investigation- Proposed High-rise Building
CLIENT: Collecdev
PROJECT LOCATION: 40-44 Broadway Avenue in Toronto, Ontario
DATUM: Geodetic
BH LOCATION: See Drawing 1
SOIL PROFILE
ELE
VA
TIO
N
20 40 60 80 100
QUICK TRIAXIAL
SHEAR STRENGTH (kPa)
TY
PE
,3
CL
=3%Strain at Failure
Measurement
(Cu)
(kP
a)(m)
ST
RA
TA
PLO
T
LAB VANE
:
10 20 30
REMARKS
AND
GRAIN SIZE
DISTRIBUTION
(%)
NATURALMOISTURECONTENT
3
SI
GRAPHNOTES
LIQUIDLIMIT
SAMPLES
NU
MB
ER
149
NA
TU
RA
L U
NIT
WT
PO
CK
ET
PE
N.PLASTIC
LIMIT
FIELD VANE& Sensitivity
ELEV
DYNAMIC CONE PENETRATIONRESISTANCE PLOT
wL
UNCONFINED
LOG OF BOREHOLE BH18-1AD
S S
OIL
LO
G 1
8-70
1-10
- 4
0-44
BR
OA
DW
AY
, TO
RO
NT
O.G
PJ
DS
.GD
T 1
8-11
-21
W. L. 148.9 mNov 14, 2018
165.5165.2165.0
164.7
164.0
159.4
156.3
154.8
51
ASPHALTIC CONCRETE 60mmGRANULAR BASE: 200mmFILL: silt to clayey silt mixed withtopsoil & organics, trace brickfragements, brown, wet, looseFILL: sand, trace silt, brown, moist,looseFILL: silt to clayey silt, tracetopsoil, trace gravel, brown, moist,looseCLAYEY SILT TILL: trace gravel,sandy with seams of sand, brown,moist, stiff to hard
SILTY SAND TILL: trace gravel,trace to some clay, seams of sand,brown, moist, very dense
SAND AND GRAVEL: trace silt,brown, moist, very dense
SAND: trace to some silt, brown,moist, very dense
3
0.1
0.30.5
0.8
1.5
6.1
9.2
10.7
SS
SS
SS
SS
SS
SS
SS
SS
SS
SS
SS
1
2
3
4
5
6
7
8
9
10
11
33
4
5
8
85
83/275mm
72
57
56
50/150mm
50/150mm
50/150mm
13
Continued Next Page
1 OF 3
20 40 60 80 100GR
OU
ND
WA
TE
R
CO
ND
ITIO
NS
"N"
B
LOW
S
0.3
m
DESCRIPTION
GR
REF. NO.: 18-701-10
ENCL NO.: 3
1
2
3
4
5
6
7
8
9
10
11
12
13
Numbers referto Sensitivity
w
WATER CONTENT (%)
wP
DEPTH
SA
1st 2nd 4th3rdGROUNDWATER ELEVATIONS
(kN
/m3)
DRILLING DATA
Method: Solid Stem Augers
Diameter: 150mm
Date: Sep-25-2018
PROJECT: Geotechnical Investigation- Proposed High-rise Building
CLIENT: Collecdev
PROJECT LOCATION: 40-44 Broadway Avenue in Toronto, Ontario
DATUM: Geodetic
BH LOCATION: See Drawing 1
SOIL PROFILE
ELE
VA
TIO
N
20 40 60 80 100
QUICK TRIAXIAL
SHEAR STRENGTH (kPa)
TY
PE
,3
CL
=3%Strain at Failure
Measurement
(Cu)
(kP
a)(m)
ST
RA
TA
PLO
T
LAB VANE
:
10 20 30
REMARKS
AND
GRAIN SIZE
DISTRIBUTION
(%)
NATURALMOISTURECONTENT
3
SI
GRAPHNOTES
LIQUIDLIMIT
SAMPLES
NU
MB
ER
165
164
163
162
161
160
159
158
157
156
155
154
153
NA
TU
RA
L U
NIT
WT
PO
CK
ET
PE
N.
165.5
PLASTICLIMIT
FIELD VANE& Sensitivity
ELEV
DYNAMIC CONE PENETRATIONRESISTANCE PLOT
wL
0.0
UNCONFINED
LOG OF BOREHOLE BH18-2D
S S
OIL
LO
G 1
8-70
1-10
- 4
0-44
BR
OA
DW
AY
, TO
RO
NT
O.G
PJ
DS
.GD
T 1
8-11
-21
Bentonite Grout
Filter pack
Slotted Pipe
145.7
144.2
142.6
140.7
SAND: trace to some silt, brown,moist, very dense(Continued)
SILT TO CLAYEY SILT: tracesand, grey, moist, hard
SAND: trace silt, grey, wet, verydense
SILT TO SANDY SILT: trace sand,trace clay, grey, wet, very dense
END OF BOREHOLENotes:1) 50mm dia. monitoring wellinstalled in the borehole uponcompletion.2) Water Level Readings
19.8
21.3
22.9
24.8
SS
SS
SS
SS
SS
SS
SS
SS
12
13
14
15
16
17
18
19
50/150mm
50/100mm
94/250mm
50/150mm
50/150mm
50/150mm
89/275mm
84
Continued Next Page
2 OF 3
20 40 60 80 100GR
OU
ND
WA
TE
R
CO
ND
ITIO
NS
"N"
B
LOW
S
0.3
m
DESCRIPTION
GR
REF. NO.: 18-701-10
ENCL NO.: 3
14
15
16
17
18
19
20
21
22
23
24
Numbers referto Sensitivity
w
WATER CONTENT (%)
wP
DEPTH
SA
1st 2nd 4th3rdGROUNDWATER ELEVATIONS
(kN
/m3)
DRILLING DATA
Method: Solid Stem Augers
Diameter: 150mm
Date: Sep-25-2018
PROJECT: Geotechnical Investigation- Proposed High-rise Building
CLIENT: Collecdev
PROJECT LOCATION: 40-44 Broadway Avenue in Toronto, Ontario
DATUM: Geodetic
BH LOCATION: See Drawing 1
SOIL PROFILE
ELE
VA
TIO
N
20 40 60 80 100
QUICK TRIAXIAL
SHEAR STRENGTH (kPa)
TY
PE
,3
CL
=3%Strain at Failure
Measurement
(Cu)
(kP
a)(m)
ST
RA
TA
PLO
T
LAB VANE
:
10 20 30
REMARKS
AND
GRAIN SIZE
DISTRIBUTION
(%)
NATURALMOISTURECONTENT
3
SI
GRAPHNOTES
LIQUIDLIMIT
SAMPLES
NU
MB
ER
152
151
150
149
148
147
146
145
144
143
142
141
NA
TU
RA
L U
NIT
WT
PO
CK
ET
PE
N.PLASTIC
LIMIT
FIELD VANE& Sensitivity
ELEV
DYNAMIC CONE PENETRATIONRESISTANCE PLOT
wL
UNCONFINED
LOG OF BOREHOLE BH18-2D
S S
OIL
LO
G 1
8-70
1-10
- 4
0-44
BR
OA
DW
AY
, TO
RO
NT
O.G
PJ
DS
.GD
T 1
8-11
-21
W. L. 152.0 mNov 14, 2018
Date Water Depth (mbgs)Nov. 14, 2018 13.5Oct. 11, 2018 DryOct 03, 2018 Dry
3 OF 3
20 40 60 80 100GR
OU
ND
WA
TE
R
CO
ND
ITIO
NS
"N"
B
LOW
S
0.3
m
DESCRIPTION
GR
REF. NO.: 18-701-10
ENCL NO.: 3
Numbers referto Sensitivity
w
WATER CONTENT (%)
wP
DEPTH
SA
1st 2nd 4th3rdGROUNDWATER ELEVATIONS
(kN
/m3)
DRILLING DATA
Method: Solid Stem Augers
Diameter: 150mm
Date: Sep-25-2018
PROJECT: Geotechnical Investigation- Proposed High-rise Building
CLIENT: Collecdev
PROJECT LOCATION: 40-44 Broadway Avenue in Toronto, Ontario
DATUM: Geodetic
BH LOCATION: See Drawing 1
SOIL PROFILE
ELE
VA
TIO
N
20 40 60 80 100
QUICK TRIAXIAL
SHEAR STRENGTH (kPa)
TY
PE
,3
CL
=3%Strain at Failure
Measurement
(Cu)
(kP
a)(m)
ST
RA
TA
PLO
T
LAB VANE
:
10 20 30
REMARKS
AND
GRAIN SIZE
DISTRIBUTION
(%)
NATURALMOISTURECONTENT
3
SI
GRAPHNOTES
LIQUIDLIMIT
SAMPLES
NU
MB
ER
NA
TU
RA
L U
NIT
WT
PO
CK
ET
PE
N.PLASTIC
LIMIT
FIELD VANE& Sensitivity
ELEV
DYNAMIC CONE PENETRATIONRESISTANCE PLOT
wL
UNCONFINED
LOG OF BOREHOLE BH18-2D
S S
OIL
LO
G 1
8-70
1-10
- 4
0-44
BR
OA
DW
AY
, TO
RO
NT
O.G
PJ
DS
.GD
T 1
8-11
-21
164.7164.4
164.0
163.3
163.0
161.1
ASPHALTIC CONCRETE :110mmGRANULAR BASE: 250mmFILL: sand, trace gravel, trace silt,brown, moist, looseFILL: clayey silt, traceorganics/topsoil, brown to grey, verymoist, looseFILL: silty clay, sandy, trace gravel,brown, moist, stiffCLAYEY SILT TILL: sandy, tracegravel, brown, moist, stiff to hard
END OF BOREHOLENotes:1) Borehole dry upon completion
0.1
0.4
0.8
1.5
1.8
3.7
SS
SS
SS
SS
SS
1
2
3
4
5
6
3
8
41
60
1 OF 1
20 40 60 80 100GR
OU
ND
WA
TE
R
CO
ND
ITIO
NS
"N"
B
LOW
S
0.3
m
DESCRIPTION
GR
REF. NO.: 18-701-10
ENCL NO.: 4
1
2
3
Numbers referto Sensitivity
w
WATER CONTENT (%)
wP
DEPTH
SA
1st 2nd 4th3rdGROUNDWATER ELEVATIONS
(kN
/m3)
DRILLING DATA
Method: Solid Stem Augers
Diameter: 150mm
Date: Sep-27-2018
PROJECT: Geotechnical Investigation- Proposed High-rise Building
CLIENT: Collecdev
PROJECT LOCATION: 40-44 Broadway Avenue in Toronto, Ontario
DATUM: Geodetic
BH LOCATION: See Drawing 1
SOIL PROFILE
ELE
VA
TIO
N
20 40 60 80 100
QUICK TRIAXIAL
SHEAR STRENGTH (kPa)
TY
PE
,3
CL
=3%Strain at Failure
Measurement
(Cu)
(kP
a)(m)
ST
RA
TA
PLO
T
LAB VANE
:
10 20 30
REMARKS
AND
GRAIN SIZE
DISTRIBUTION
(%)
NATURALMOISTURECONTENT
3
SI
GRAPHNOTES
LIQUIDLIMIT
SAMPLES
NU
MB
ER
164
163
162
NA
TU
RA
L U
NIT
WT
PO
CK
ET
PE
N.
164.8
PLASTICLIMIT
FIELD VANE& Sensitivity
ELEV
DYNAMIC CONE PENETRATIONRESISTANCE PLOT
wL
0.0
UNCONFINED
LOG OF BOREHOLE BH18-3D
S S
OIL
LO
G 1
8-70
1-10
- 4
0-44
BR
OA
DW
AY
, TO
RO
NT
O.G
PJ
DS
.GD
T 1
8-11
-21
164.3164.0
162.3
ASPHALTIC CONCRETE: 100mmGRANULAR BASE: 300mmFILL: sand and gravel, someconcrete fragments, trace asphalt &brick fragments, brown, moist,loose to dense
END OF BOREHOLE:Notes:1) BH moved 1.5m Northwest dueto the concrete pieces and augerrefusal at 0.8m2) BH moved 1.0m Southeast of firstBH. Auger refusal at 2.1m
0.1
0.4
2.1
SS
SS
SS
1
2
3
14
8
32
1 OF 1
20 40 60 80 100GR
OU
ND
WA
TE
R
CO
ND
ITIO
NS
"N"
B
LOW
S
0.3
m
DESCRIPTION
GR
REF. NO.: 18-701-10
ENCL NO.: 5
1
2
Numbers referto Sensitivity
w
WATER CONTENT (%)
wP
DEPTH
SA
1st 2nd 4th3rdGROUNDWATER ELEVATIONS
(kN
/m3)
DRILLING DATA
Method: Hollow Stem Augers
Diameter: 200mm
Date: Sep-27-2018
PROJECT: Geotechnical Investigation- Proposed High-rise Building
CLIENT: Collecdev
PROJECT LOCATION: 40-44 Broadway Avenue in Toronto, Ontario
CLAYEY SILT TILL: trace gravel,sandy, moist, brown, very stiff tohard
SAND: seams of silt, brown, moist,dense
SILTY SAND TILL: trace gravel,trace clay, brown, very moist, dense
SANDY SILT: seams of silty clay,brown to grey, moist, very dense
SILTY CLAY: seams of sand,grey, moist
SAND: trace silt, brown, moist tovery moist, very dense
0.1
0.8
2.3
4.6
6.1
7.6
9.1
10.7
SS
SS
SS
SS
SS
SS
SS
SS
SS
SS
SS
1
2
3
4
5
6
7
8
9
10
11
11
6
4
24
43
42
42
53
35
50/150mm
50/125mm
Continued Next Page
1 OF 2
20 40 60 80 100GR
OU
ND
WA
TE
R
CO
ND
ITIO
NS
"N"
B
LOW
S
0.3
m
DESCRIPTION
GR
REF. NO.: 18-701-10
ENCL NO.: 6
1
2
3
4
5
6
7
8
9
10
11
12
13
Numbers referto Sensitivity
w
WATER CONTENT (%)
wP
DEPTH
SA
1st 2nd 4th3rdGROUNDWATER ELEVATIONS
(kN
/m3)
DRILLING DATA
Method: Solid Stem Augers
Diameter: 150mm
Date: Sep-27-2018
PROJECT: Geotechnical Investigation- Proposed High-rise Building
CLIENT: Collecdev
PROJECT LOCATION: 40-44 Broadway Avenue in Toronto, Ontario
DATUM: Geodetic
BH LOCATION: See Drawing 1
SOIL PROFILE
ELE
VA
TIO
N
20 40 60 80 100
QUICK TRIAXIAL
SHEAR STRENGTH (kPa)
TY
PE
,3
CL
=3%Strain at Failure
Measurement
(Cu)
(kP
a)(m)
ST
RA
TA
PLO
T
LAB VANE
:
10 20 30
REMARKS
AND
GRAIN SIZE
DISTRIBUTION
(%)
NATURALMOISTURECONTENT
3
SI
GRAPHNOTES
LIQUIDLIMIT
SAMPLES
NU
MB
ER
164
163
162
161
160
159
158
157
156
155
154
153
152
NA
TU
RA
L U
NIT
WT
PO
CK
ET
PE
N.
164.6
PLASTICLIMIT
FIELD VANE& Sensitivity
ELEV
DYNAMIC CONE PENETRATIONRESISTANCE PLOT
wL
0.0
UNCONFINED
LOG OF BOREHOLE BH18-5D
S S
OIL
LO
G 1
8-70
1-10
- 4
0-44
BR
OA
DW
AY
, TO
RO
NT
O.G
PJ
DS
.GD
T 1
8-11
-21
Bentonite Grout
Filter pack
146.0
SAND: trace silt, brown, moist tovery moist, very dense(Continued)
some silt, trace clay, grey, wetbelow 16.8 m
END OF BOREHOLENotes:1) 50mm dia. monitoring wellinstalled in the borehole uponcompletion.2) Water Level ReadingsDate Water Depth (mbgs)Nov. 14, 2018 DryOct. 11, 2018 DryOct 03, 2018 Dry
18.6
SS
SS
SS
SS
12
13
14
15
50/125mm
50/125mm
56
50/150mm
2 OF 2
20 40 60 80 100GR
OU
ND
WA
TE
R
CO
ND
ITIO
NS
"N"
B
LOW
S
0.3
m
DESCRIPTION
GR
REF. NO.: 18-701-10
ENCL NO.: 6
14
15
16
17
18
Numbers referto Sensitivity
w
WATER CONTENT (%)
wP
DEPTH
SA
1st 2nd 4th3rdGROUNDWATER ELEVATIONS
(kN
/m3)
DRILLING DATA
Method: Solid Stem Augers
Diameter: 150mm
Date: Sep-27-2018
PROJECT: Geotechnical Investigation- Proposed High-rise Building
CLIENT: Collecdev
PROJECT LOCATION: 40-44 Broadway Avenue in Toronto, Ontario
CLAYEY SILT TILL: sandy, tracegravel, brown, moist, very stiff tohard
END OF BOREHOLE
0.10.2
1.7
3.5
SS
SS
SS
SS
SS
1
2
3
4
5
7
7
26
54
78
1 OF 1
20 40 60 80 100GR
OU
ND
WA
TE
R
CO
ND
ITIO
NS
"N"
B
LOW
S
0.3
m
DESCRIPTION
GR
REF. NO.: 18-701-10
ENCL NO.: 7
1
2
3
Numbers referto Sensitivity
w
WATER CONTENT (%)
wP
DEPTH
SA
1st 2nd 4th3rdGROUNDWATER ELEVATIONS
(kN
/m3)
DRILLING DATA
Method: Solid Stem Augers
Diameter: 150mm
Date: Sep-26-2018
PROJECT: Geotechnical Investigation- Proposed High-rise Building
CLIENT: Collecdev
PROJECT LOCATION: 40-44 Broadway Avenue in Toronto, Ontario
DATUM: Geodetic
BH LOCATION: See Drawing 1
SOIL PROFILE
ELE
VA
TIO
N
20 40 60 80 100
QUICK TRIAXIAL
SHEAR STRENGTH (kPa)
TY
PE
,3
CL
=3%Strain at Failure
Measurement
(Cu)
(kP
a)(m)
ST
RA
TA
PLO
T
LAB VANE
:
10 20 30
REMARKS
AND
GRAIN SIZE
DISTRIBUTION
(%)
NATURALMOISTURECONTENT
3
SI
GRAPHNOTES
LIQUIDLIMIT
SAMPLES
NU
MB
ER
165
164
163
NA
TU
RA
L U
NIT
WT
PO
CK
ET
PE
N.
165.5
PLASTICLIMIT
FIELD VANE& Sensitivity
ELEV
DYNAMIC CONE PENETRATIONRESISTANCE PLOT
wL
0.0
UNCONFINED
LOG OF BOREHOLE BH18-6D
S S
OIL
LO
G 1
8-70
1-10
- 4
0-44
BR
OA
DW
AY
, TO
RO
NT
O.G
PJ
DS
.GD
T 1
8-11
-21
0
10
20
30
40
50
60
70
80
90
100
0.001 0.01 0.1 1 10 100
PE
RC
EN
T P
AS
SIN
G (
%)
GRAIN SIZE (MM)
BH18-1 SS7
BH18-1 SS12
BH18-1 SS19
BH18-2 SS5
Particle Size Distribution (ASTM-D421/D422)
0.0
75
0.4
25
0.8
5
0.2
5
2 4.7
5
9.5
19
25 37
.5
50
75
20
0
Coarse
Silt and Clay
Clay Silt Medium FineCoarse
Sand Gravel Cobble +
Fine
Specification and Comments:
Project:
Client:
Location:
Project No.:
Date:
Drawing No.:
0.1
5
0.1
06
(#2
00
)
(#4
0)
(#1
0)
(#4
)
(#1
00
)
40-44 Broadway Ave. 18-701-10
Collecdev
40-44 Broadway Ave. , Toronto 8
Oct-17-2018
DRAINAGE AND BACKFILL RECOMMENDATIONSBasement with Underfloor Drainage
(not to scale)
Project: 18-701-10 Drawing No. 9
Notes 1. Drainage tile to consist of 100 mm (4") diameter weeping tile or equivalent perforated pipe leading to a positive sump or outlet. 2. 20 mm (3/4") clear stone - 150 mm (6") top and side of drain. If drain is not on footing, place100 mm (4 inches) of stone below drain . 3. Wrap the clear stone with an approved filter membrane (Terrafix 270R or equivalent). 4. Free Draining backfill - OPSS Granular B or equivalent compacted to the specified density. Do not use heavy compaction equipment within 450 mm (18") of the wall. Use hand controlled light compaction equipment within 1.8 m (6') of wall. The minimum width of the Granular 'B' backfill must be 1.0 m. 5. Impermeable backfill seal - compacted clay, clayey silt or equivalent. If original soil is free-draining, seal may be omitted. Maximum thickness of seal to be 0.5 m. 6. Do not backfill until wall is supported by basement and floor slabs or adequate bracing. 7. Moisture barrier to be at least 200 mm (8") of compacted clear 20 mm (3/4") stone or equivalent free draining material. A vapour barrier may be required for specialty floors. 8. Basement wall to be damp proofed /water proofed. 9. Exterior grade to slope away from building.10. Slab on grade should not be structurally connected to the wall or footing.11. Underfloor drain invert to be at least 300 mm (12") below underside of floor slab.12. Drainage tile placed in parallel rows 6 to 8 m (20 to 25') centers one way. Place drain on 100 mm (4") clear stone with 150 mm (6") of clear stone on top and sides. Enclose stone with filter fabric as noted in (3). 13. The entire subgrade to be sealed with approved filter fabric (Terrafix 270R or equivalent) if non-cohesive (sandy) soils below ground water table encountered. 14. Do not connect the underfloor drains to perimeter drains.15. Review the geotechnical report for specific details.
DRAINAGE RECOMMENDATIONSShored Basement wall with Underfloor Drainage System
(not to scale)
Project: 18-701-10 Drawing No. 10
Notes 1. Drainage tile to consist of 100 mm (4") diameter weeping tile or equivalent perforated pipe leading to a positive sump or outlet, spaced between columns. 2. 20 mm (3/4") clear stone - 150 mm (6") top and side of drain. If drain is not on footing, place100 mm (4 inches) of stone below drain . 3. Wrap the clear stone with an approved filter membrane (Terrafix 270R or equivalent). 4. Moisture barrier to be at least 200 mm (8") of compacted clear 20 mm (3/4") stone or equivalent free draining material. A vapour barrier may be required for specialty floors. 5. Slab on grade should not be structurally connected to the wall or footing. 6. Underfloor drain invert to be at least 300 mm (12") below underside of floor slab. Drainage tile placed in parallel rows 6 to 8 m (20 to 25') centers one way. Place drain on 100 mm (4") clear stone with 150 mm (6") of clear stone on top and sides. Enclose stone with filter fabric as noted in (3). 7. Do not connect the underfloor drains to perimeter drains. 8. Solid discharge pipe located at the middle of each bay between the solider piles, approximate spacing 2.5 m, outletting into a solid pipe leading to a sump. 9. Vertical drainage board mira-drain 6000 or eqivalent with filter cloth should be continous from bottom to 1.2 m below exterior finished grade. 10. The entire subgrade to be sealed with approved filter fabric (Terrafix 270R or equivalent) if non-cohesive (sandy) soils below ground water table encountered. 11. The basement walls must be water proofed using bentonite or equivalent water-proofing system.12. Review the geotechnical report for specific details. Final detail must be approved before system is considered acceptable.
Guidelines for Underpinning in Soil and Excavation Support
Existing foundations located within Zone A normally require underpinning, especially for heavy structures. For some foundations in Zone A, it may be possible to eliminate underpinning and control foundation movement by tightly braced excavation walls, such as caisson walls. 2 1 TIGHTLY BRACED/TIED 1 EXCAVATION WALL A 1 B BASE OF EXCAVATION C 0.6 m
Zone A Foundations located within this zone normally require underpinning. Horizontal and vertical pressures on the excavation wall of non underpinned foundations must be considered Zone B Foundations located within this zone normally do not require underpinning. Horizontal and vertical pressures on the excavation wall of non underpinned foundations must be considered Zone C Underpinning to structures is normally founded in this zone. Lateral pressure from underpinning is not normally considered
(Reference: Figure 26.27 from Canadian Foundation Engineering Manual, 4th Edition)