660 665 655650 CP2 645 CP1 650 640 635 645650655 660 ... Landslide… · crack guard rail a cross -...

SW30 77-14-4

NW19 77-14-4

6+000

6+000

NE19 77-14-4

SE30 77-14-4

DUGOUT

FILLED WITH

WATER

RIPRAP CHANNEL

C3 (800mm Ø CSP)

C2 (1200mm Ø CSP)

C1 (1200mm Ø CONCRETE)

TENSION CRACK

APPROXIMATE LIMIT OF LANDSLIDE

POTENTIAL NEW PIPE LOCATION

B

B

'

A

A

'

SI17-1

PN17-1A

PN17-1B

SI17-2

PN17-2A

PN17-2B

SP17-3

PIPE COLLAPSES IN THE VICINITY OF THE JOINT BETWEEN C1 & C2

- VISIBLE IN MAY 2017

- NOT VISIBLE IN OCTOBER 2017 DUE TO GRADING

WORK TO INSTALL GEOTECHNICAL INSTRUMENTS

CP

1

C

P

2

BH5-5

BH6-1D

BH6-2D

SINKHOLE (~300mm CULVERT SEPARATION)

CULVERT DISPLACEMENT

1m AT TOP

0.3m BOTTOM

0.9m WIDE

1.2m HIGH

OUTLET

HANGING

350mm

1.8m WIDE

~1m HIGH

0.7m HIGH

0.4m HIGH

~

8

m

C2 (1200mm Ø

CONCRETE)

EROSION CHANNEL

SCALE

DESIGNED BY

DRAWN BY

DATE

APPROVED BY

FILE No.

ML

JGP

TSA

1:2000

OCTOBER 2017

13357

NC088: HWY 63:06 NBL PAVEMENT DISTRESS AND SBL

LANDSLIDE (CALLOUT ON OCTOBER 5, 2017)

SKETCH SHOWING SITE FEATURES

H:\13000\13357 G

eohazard A

ssessm

ent - A

thabasca (C

ON

0017605)\D

rafting\JG

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3 N

C88 C

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BASE PLAN PROVIDED BY ALBERTA TRANSPORTATION; AIR PHOTO OBTAINED FROM VALTUS (2016)

DWG No. 13357-1

S

N

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Transportation

100 120m806040

SCALE 1:2000

0 20

LEGEND

APPROXIMATE THURBER TEST HOLE LOCATION

SLOPE INCLINOMETERSI

PNEUMATIC PIEZOMETERPN

APPROXIMATE AMEC TEST HOLE LOCATION

STANDPIPE PIEZOMETERSP

2017 GEOHAZARD ASSESSMENT

NORTH CENTRAL REGION (ATHABASCA AREA)

HIGHWAY CENTER LINE

CRACK

GUARD RAIL

A

CROSS - SECTION LOCATION

A'

PHOTOGRAPH NUMBER, AND APPROXIMATE

DIRECTION AND LOCATION

1

13

16

14

8

5

7

1

9

11

10

6

4

3

2

CULVERT NUMBER AND DIAMETER

DETAIL PLAN (SBL WEST EMBANKMENT)

SCALE: 1:300

SEE DETAIL PLAN

0 4

SCALE 1:300

10 15 20m2 6 8

17

15

POTENTIAL INLET / OUTLET LOCATIONS FOR NEW PIPE

EXTENT OF HIGHWAY NBL DIP IN MAY 2017 (APPROXIMATE)

EXTENT OF EXCESSIVE HWY NBL DIP IN MAY 2017 (~600mm)

SCARP CRACK

12

18

11A

CREEK

AutoCAD SHX Text

HIGHWAY 63 SBL

AutoCAD SHX Text

HIGHWAY 63 NBL

AutoCAD SHX Text

NEW HWY R/W

AutoCAD SHX Text

NEW HWY R/W

SW30 77-14-4

NW19 77-14-4

6+000

6+000

NE19 77-14-4

SE30 77-14-4

6

6

0

6

5

5

660

6

5

0

6

5

0

6

5

5

6

6

0

6

6

0

660

6

6

5

6

6

0

6

5

5

6

5

0

6

4

5

6

4

0

6

4

0

6

4

5

6

5

0

6

5

5

6

6

0

6

3

5

665

DUGOUT

FILLED WITH

WATER

C3 (800mm Ø CSP)

C2 (1200mm Ø CSP)

C1 (1200mm Ø CONCRETE)

APPROXIMATE LIMIT OF LANDSLIDE

POTENTIAL NEW PIPE LOCATION

SI17-1

PN17-1A

PN17-1B

SI17-2

PN17-2A

PN17-2B

SP17-3

- VISIBLE IN MAY 2017

- NOT VISIBLE IN OCTOBER 2017 DUE TO GRADING

WORK TO INSTALL GEOTECHNICAL INSTRUMENTS

CP

1

C

P

2

BH5-5

BH6-1D

BH6-2D

SCALE

DESIGNED BY

DRAWN BY

DATE

APPROVED BY

FILE No.

TSA

1:2000

13357

H:\13000\13357 G

eohazard A

ssessm

ent - A

thabasca (C

ON

0017605)\D

rafting\JG

P\2017\13357-1~

3 N

C88 C

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DWG No. 13357-2

S

N

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Transportation

100 120m806040

SCALE 1:2000

0 20

LEGEND

APPROXIMATE THURBER TEST HOLE LOCATION

SLOPE INCLINOMETERSI

PNEUMATIC PIEZOMETERPN

APPROXIMATE AMEC TEST HOLE LOCATION

CULVERT NUMBER AND DIAMETER

STANDPIPE PIEZOMETERSP

BASE PLAN PROVIDED BY ALBERTA TRANSPORTATION;

LIDAR OBTAINED FROM AIRBORNE IMAGING (2007)

ML

JGP

OCTOBER 2017



NC088: HWY 63:06 NBL PAVEMENT DISTRESS AND

SBL LANDSLIDE (CALLOUT ON OCTOBER 5, 2017)

LIDAR IMAGE SHOWING TERRAIN PRIOR TO HIGHWAY TWINNING

HIGHWAY CENTER LINE

GUARD RAIL

NOTE:

LIDAR FLOWN BEFORE NORTHBOUND LANE

CONSTRUCTED.

CRACK

POTENTIAL INLET / OUTLET LOCATIONS FOR NEW PIPE

CREEK

NEW CULVERT CONTROL POINTS(BASED ON 2007 LIDAR DATA)

CONTROL POINT NORTING (m) EASTING (m)

CP1 6172636.461 426532.071

CP2 6172643.597 426713.628

AutoCAD SHX Text

HIGHWAY 63 SBL

AutoCAD SHX Text

HIGHWAY 63 NBL

AutoCAD SHX Text

NEW HWY R/W

AutoCAD SHX Text

NEW HWY R/W

HE

IG

HT

(m

)

A

0

ELE

VA

TIO

N (m

)

ELE

VA

TIO

N (m

)

DISTANCE (m)

635

640

645

650

655

660

635

640

645

650

655

660

0 25 50 75 100 125

A'

B B'

GROUND SURFACE PROFILE FROM 2007 LIDAR DATA

APPROXIMATE GROUND SURFACE PROFILE

MEASURED USING INCLINOMETER

C

L

HWY 63 NBL

HE

IG

HT

(m

)

5

10

15

20

0

5

10

15

20

14m

~3.3

1

1

~2.2

~3.3

1

~2.0

1

-5

DISTANCE (m)

0 25 50 75 100

-10 -10

-5

C

2

C

1

GUARDRAIL

C1 AND C2 JOINT

GUARDRAIL

?

?

?

?

?

?

?

?

?

?

?

SCARP CRACK

TENSION CRACK

16m

POTENTIAL SLIP SURFACE

C

L

HWY 63 SBL

CRACK

DEPRESSION CONE

APPROXIMATE

LOCATION OF C1

COLLAPSED JOINT

6

7

7

7

14

27

18

23

50/125

TOPSOIL

CLAY (FILL)

CLAY (TILL)

SAND, PEAT, AND ORGANIC CLAY

GRAVEL

CLAY (TILL)

SI17-2

SCALE

DESIGNED BY

DRAWN BY

DATE

APPROVED BY

FILE No.

TSA

1:400

13357

H:\13000\13357 G

eohazard A

ssessm

ent - A

thabasca (C

ON

0017605)\D

rafting\JG

P\2017\13357-1~

3 N

C88 C

ALLO

UT

.dw

g - 3N

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ct. 16, 2017

DWG No. 13357-3

TE

Transportation

ML

JGP

OCTOBER 2017



NC088: HWY 63:06 NBL PAVEMENT DISTRESS AND

SBL LANDSLIDE (CALLOUT ON OCTOBER 5, 2017)

CROSS - SECTIONS A - A' AND B - B'

NOTE:

1. CROSS - SECTION A - A' IS BASED ON SIMPLE FIELD

MEASUREMENTS AND MAY VARY FROM ACTUAL CONDITIONS.

2. CULVERTS C1 & C2 ARE SKEWED FROM CROSS - SECTION A - A'

AND ARE ONLY SHOWN FOR ILLUSTRATION.

3. THE ELEVATION OF SI17-2 IS UNKNOWN AND THE

STRATIGRAPHY IS ONLY SHOWN FOR ILLUSTRATION.

LEGEND

1200mm Ø CONCRETE CULVERTC1

1200mm Ø CSP CULVERTC2

SPT N VALUE15

WATER LEVEL IN PIEZOMETER

PNEUMATIC PIEZOMETER TIP

-Bulk sample at 0 -2.3m (series 6920): Max. dry density =1884kg/m³ Optimum moisture= 13.0%-At 0.3m: Gravel = 40.1%,Sand = 52.6% Fines = 7.3%

-Cpen > 215kPa

-Gravel = 0.9%,Sand = 38.8% Silt = 36.2%, Clay= 24.1%

-Preconsolidationpressure = 170kPa Compressionindex (Cc) = 0.141 Re - Compressionindex (Cr) = 0.034

ASPHALT

SAND AND GRAVEL (FILL), brown, fine grained,some silt and gravel

CLAY (FILL)stiff, dark grey, silty, sandy, trace coal

-firm, trace pebbles

-trace gravel

-stiff, brown - grey, trace sand partings

-trace sand pockets

-trace brown lenses

CLAYstiff, grey - brown, silty, sandy, trace coal

-brown

10

6

6

9

14

12

SM-GM

CL

CI

CI

CI

CI

CI

CI

CL

CI

CI

CI

CI

CI

CL

CL

SOILDESCRIPTION

FIELD LOGGED BY: NNM

PREPARED BY: NFR

REVIEWED BY: TSAT

SA

MP

LE T

YP

E

REMARKS

Page 1 of 3ECOMPLETION DEPTH: 21.0 m

COMPLETION DATE: 8/22/17

1

2

3

4

5

6

7

8

9

DE

PT

H (

m)

10

0

BO

RE

HO

LE

LO

G

19

46

6 (

NC

08

8).

GP

J

TH

RB

R_

AB

.GD

T

10

/16

/17

- L

IBR

AR

Y-N

EW

LO

GO

-N E

.GL

B

SP

T (

N)

BACKFILL TYPE GROUT

SO

IL S

YM

BO

L

US

C50 100 150 200

CPEN (kPa)

SPT Blows/300 mm

10 20 30 40PLASTIC

10 20 30 40

LIQUIDW.C.

1

2

3

4

5

6

7

8

9

DE

PT

H (

m)

10

0

PN

EU

MA

TIC

PIE

ZO

ME

TE

R

PN

EU

MA

TIC

PIE

ZO

ME

TE

R

SLO

PE

INC

LIN

OM

ET

ER

GRAB SAMPLE SPT SHELBY TUBE

CLIENT: Alberta Transportation

DRILLING COMPANY: ALL SERVICE DRILLING INC

DRILL/METHOD: CME Track / Solid & Hollow Stem Augers

SAMPLE TYPE

BOREHOLE NO: TH17-1

PROJECT NO: 19466 (NC088)

ELEVATION:

PROJECT: Hwy 63:06 (KM 4.9) PAVEMENT DISTRESS (NC088)

DATE DRILLED: August 22, 2017

LOCATION: N6172629, E426672

>>

-Hole squeezing inat 10.5m

-PN 037669

-Seepage

-PN 037663

CLAY - CONTINUED-trace organic stains

CLAY (TILL)very stiff, brown, silty, sandy, trace gravel and oxides

-brown - grey mottling

-hard, dark grey, some sand

-very stiff

-hard, trace sand lenses

13

18

30

24

45

40

35

CL

CL

CI

CI

CI

CI

CI

CI

CI

CI

CI

CI

CI

CI

SOILDESCRIPTION


PREPARED BY: NFR

REVIEWED BY: TSAT

SA

MP

LE T

YP

E

REMARKS



11

12

13

14

15

16

17

18

19

DE

PT

H (

m)

20

10

BO

RE

HO

LE

LO

G

19

46

6 (

NC

08

8).

GP

J

TH

RB

R_

AB

.GD

T

10

/16

/17

- L

IBR

AR

Y-N

EW

LO

GO

-N E

.GL

B

SP

T (

N)

BACKFILL TYPE GROUT

SO

IL S

YM

BO

L

US

C50 100 150 200

CPEN (kPa)

SPT Blows/300 mm

10 20 30 40PLASTIC

10 20 30 40

LIQUIDW.C.

11

12

13

14

15

16

17

18

19

DE

PT

H (

m)

20

10

PN

EU

MA

TIC

PIE

ZO

ME

TE

R

PN

EU

MA

TIC

PIE

ZO

ME

TE

R

SLO

PE

INC

LIN

OM

ET

ER





SAMPLE TYPE

BOREHOLE NO: TH17-1


ELEVATION:



LOCATION: N6172629, E426672

CLAY (TILL) - CONTINUED

END OF TEST HOLE AT 21.0mUPON COMPLETION: (Below ground surface)Slope indicator and two pneumatic piezometers (S/N037669 and S/N 037663) installed with hollow stemaugersWATER LEVEL BELOW GROUND SURFACE:S/N 037669:-September 15, 2017 = 4.3mS/N 037663:-September 15, 2017 = 4.9m

39 CI

SOILDESCRIPTION


PREPARED BY: NFR

REVIEWED BY: TSAT

SA

MP

LE T

YP

E

REMARKS



21

22

23

24

25

26

27

28

29

DE

PT

H (

m)

30

20

BO

RE

HO

LE

LO

G

19

46

6 (

NC

08

8).

GP

J

TH

RB

R_

AB

.GD

T

10

/16

/17

- L

IBR

AR

Y-N

EW

LO

GO

-N E

.GL

B

SP

T (

N)

BACKFILL TYPE GROUT

SO

IL S

YM

BO

L

US

C50 100 150 200

CPEN (kPa)

SPT Blows/300 mm

10 20 30 40PLASTIC

10 20 30 40

LIQUIDW.C.

21

22

23

24

25

26

27

28

29

DE

PT

H (

m)

30

20

PN

EU

MA

TIC

PIE

ZO

ME

TE

R

PN

EU

MA

TIC

PIE

ZO

ME

TE

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INC

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ET

ER





SAMPLE TYPE

BOREHOLE NO: TH17-1


ELEVATION:



LOCATION: N6172629, E426672

-Dry density =1865kg/m³ Cu = 97.6kPa

-PN 037668

-Gravel = 1.6%,Sand = 37.0% Silt = 35.1%, Clay= 26.3%-Switched to hollowstem augers-Seepage

-PN 037662

TOPSOIL

CLAY (FILL)firm, grey, silty, sandy, trace gravel

-50mm thick peat lenses

-trace wood

-brown, trace grey, some sand

-mottled brown - grey

-wood

CLAY (TILL)greenish grey, silty, some sand, trace gravel, organiclenses at 5.4 - 5.8m

SAND, PEAT, AND ORGANIC CLAYgrey, fine grained, silty, trace wood

GRAVEL, compact, grey, silty, some sand to sandy

CLAY (TILL)very stiff, grey, silty, sandy, trace gravel

6

7

7

7

14

27

CI

CI

CI

CI

CI

CI

CI

CI

CI

CI

CI

CL

GC

CI

CI

SOILDESCRIPTION


PREPARED BY: NFR

REVIEWED BY: TSAT

SA

MP

LE T

YP

E

REMARKS



1

2

3

4

5

6

7

8

9

DE

PT

H (

m)

10

0

BO

RE

HO

LE

LO

G

19

46

6 (

NC

08

8).

GP

J

TH

RB

R_

AB

.GD

T

10

/16

/17

- L

IBR

AR

Y-N

EW

LO

GO

-N E

.GL

B

SP

T (

N)

BACKFILL TYPE GROUT

SO

IL S

YM

BO

L

US

C50 100 150 200

CPEN (kPa)

SPT Blows/300 mm

10 20 30 40PLASTIC

10 20 30 40

LIQUIDW.C.

1

2

3

4

5

6

7

8

9

DE

PT

H (

m)

10

0

PN

EU

MA

TIC

PIE

ZO

ME

TE

R

PN

EU

MA

TIC

PIE

ZO

ME

TE

R





SAMPLE TYPE

BOREHOLE NO: TH17-2


ELEVATION:



LOCATION: N6172631, E426694

-Dry density =1947kg/m³ Cu = 270.5kPa

CLAY (TILL) - CONTINUED

-very hard

AUGER REFUSAL AT 13.3mUPON COMPLETION:Slope indicator and two pneumatic piezometers (S/N037668 and S/N 037662) installedWATER LEVEL BELOW GROUND SURFACE:S/N 037668:-September 15, 2017 = 2.9mS/N 037662:-September 15, 2017 = 4.9m

18

23

50/125

CI

CI

CL

CL

SOILDESCRIPTION


PREPARED BY: NFR

REVIEWED BY: TSAT

SA

MP

LE T

YP

E

REMARKS



11

12

13

14

15

16

17

18

19

DE

PT

H (

m)

20

10

BO

RE

HO

LE

LO

G

19

46

6 (

NC

08

8).

GP

J

TH

RB

R_

AB

.GD

T

10

/16

/17

- L

IBR

AR

Y-N

EW

LO

GO

-N E

.GL

B

SP

T (

N)

BACKFILL TYPE GROUT

SO

IL S

YM

BO

L

US

C50 100 150 200

CPEN (kPa)

SPT Blows/300 mm

10 20 30 40PLASTIC

10 20 30 40

LIQUIDW.C.

11

12

13

14

15

16

17

18

19

DE

PT

H (

m)

20

10

PN

EU

MA

TIC

PIE

ZO

ME

TE

R

PN

EU

MA

TIC

PIE

ZO

ME

TE

R

SLO

PE

INC

LIN

OM

ET

ER





SAMPLE TYPE

BOREHOLE NO: TH17-2


ELEVATION:



LOCATION: N6172631, E426694

>>

-Trace seepage

CLAY (FILL)firm, grey, silty, sandy, trace gravel

-trace sand partings

-stiff, trace sand pockets

-trace peat pockets

CLAY (TILL)stiff, brown, silty, sandy, trace oxides, gravel,organics, and wood

-very stiff

-trace organic staining

5

6

10

13

12

15

CI

CI

CI

CI

CI

CI

CI

CI

CI

CI

CI

CI

CI

SOILDESCRIPTION


PREPARED BY: NFR

REVIEWED BY: TSAT

SA

MP

LE T

YP

E

REMARKS



1

2

3

4

5

6

7

8

9

DE

PT

H (

m)

10

0

BO

RE

HO

LE

LO

G

19

46

6 (

NC

08

8).

GP

J

TH

RB

R_

AB

.GD

T

10

/16

/17

- L

IBR

AR

Y-N

EW

LO

GO

-N E

.GL

B

SP

T (

N)

BACKFILL TYPE BENTONITE DRILL CUTTINGS

SO

IL S

YM

BO

L

US

C50 100 150 200

CPEN (kPa)

SPT Blows/300 mm

10 20 30 40PLASTIC

10 20 30 40

LIQUIDW.C.

1

2

3

4

5

6

7

8

9

DE

PT

H (

m)

10

0

SLO

TT

ED

PIE

ZO

ME

TE

R

GRAB SAMPLE SPT



DRILL/METHOD: CME Track / Solid Stem Augers

SAMPLE TYPE

BOREHOLE NO: TH17-3


ELEVATION:



LOCATION: N6172620, E426670

CLAY (TILL) - CONTINUED-stiff, mottled brown - grey

-grey

-very stiff

-hard

-very stiff, trace sand partings

END OF TEST HOLE AT 15.2mUPON COMPLETION:-No sloughStandpipe piezometer installedWATER LEVEL BELOW GROUND SURFACE:-August 24, 2017 = Dry-September 15, 2017 = 4.1m

14

23

31

24

CI

CI

CI

CI

CI

CI

CI-CL

SOILDESCRIPTION


PREPARED BY: NFR

REVIEWED BY: TSAT

SA

MP

LE T

YP

E

REMARKS



11

12

13

14

15

16

17

18

19

DE

PT

H (

m)

20

10

BO

RE

HO

LE

LO

G

19

46

6 (

NC

08

8).

GP

J

TH

RB

R_

AB

.GD

T

10

/16

/17

- L

IBR

AR

Y-N

EW

LO

GO

-N E

.GL

B

SP

T (

N)

BACKFILL TYPE BENTONITE DRILL CUTTINGS

SO

IL S

YM

BO

L

US

C50 100 150 200

CPEN (kPa)

SPT Blows/300 mm

10 20 30 40PLASTIC

10 20 30 40

LIQUIDW.C.

11

12

13

14

15

16

17

18

19

DE

PT

H (

m)

20

10

SLO

TT

ED

PIE

ZO

ME

TE

R

GRAB SAMPLE SPT



DRILL/METHOD: CME Track / Solid Stem Augers

SAMPLE TYPE

BOREHOLE NO: TH17-3


ELEVATION:



LOCATION: N6172620, E426670

660 665 655650 CP2 645 CP1 650 640 635 645650655 660 ... Landslide… · crack guard rail a cross -...

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Transcript of 660 665 655650 CP2 645 CP1 650 640 635 645650655 660 ... Landslide… · crack guard rail a cross -...