GILA-KNOB 230KV TRANSMISSION LINE REBUILD PHASE I (STRUCTURES 4/7 TO 5/2)

ARIZONA

SECTION C DESCRIPTION/SPECIFICATIONS

Spec. No. 883

Existing Gila-Knob structure 4/8, looking south

GILA-KNOB 230kV TRANSMISSION LINE REBUILD PHASE 1, (STRUCTURES 4/7 TO 5/2)

PROJECT DRAWINGS

A. GENERAL:

CONSTRUCTION STANDARD DRAWINGS: A complete set of standard drawings are available at https://www.wapa.gov/DoingBusiness/SellingToWestern/Pages/what-western-buys.aspx. Construction drawings are the specification drawings and any additional drawings required for use in construction. The construction drawings will be issued after contract award and may include amendment changes and other details, which make the drawings suitable to use for construction purposes.

PROJECT DRAWINGS: Project drawings included herein are reduced reproductions and are not to scale. Some project drawings show details of fabrication and other information not a part of the work. Disregard information and details, which are not applicable.

STANDARD DRAWINGS: Where details shown on standard drawings included herein differ from project drawings or text, the details of project drawings or text shall govern.

INFORMATIONAL DRAWINGS: Some project drawings have the words “FOR INFORMATION ONLY” appearing above the title block. These drawings show some information, which may be required for bidding purposes. These drawings do not show items to be furnished or work to be performed.

EXISTING INSTALLATION DRAWINGS: Some project drawings have the words “EXISTING INSTALLATION” appearing above the title block. These drawings show the existing installations prior to modifications and may show some new work to be performed.

REFERENCE DRAWINGS: Reference drawings referred to on project drawings and not included herein, are not necessary for bidding purposes.

CONTRACTOR'S RESPONSIBILITY: Check all drawings and advise Western of any errors or omissions.

B. LIST OF DRAWINGS:

LOCATION MAP:

1. GLA 0015 Rev. C – Location and Vicinity Map

EXISTING TRANSMISSION LINE STRUCTURES FOR REMOVAL:

2. 41 6006 REV. B (FIO) – Type HS 138KV and 161KV Suspension Structure (For Information Only)

3. 41 6013 REV. E (FIO) – Type 3A 138, 161, and 230KV Medium Angle Structure (For Information Only)

4. 41 6017 (FIO) – Type 3T 138KV and 161KV 3-Pole Tension Structure (For Information Only)

TRANSMISSION LINE PLAN AND PROFILES:

5. GLA-KNB T400 – Plan and Profile (FIO) (For Information Only)

6. GLA-KNB 4207 REV. A – Plan and Profile STR. 4/7 to STR. 5/2

7. GLA-KNB 4208 REV. A – Plan and Profile STR. 4/8R to STR. 4/10R

TRANSMISSION LINE ELECTRICAL:

8. GLA-KNB 1004 – Material Quantities

9. GLA-KNB 1005 – Vibration Dampers

TRANSMISSION LINE STEEL POLE STRUCTURE FOUNDATIONS:

10. GLA-KNB 2101 Rev. A – Type 266M Steel Pole Structures Foundations

11. GLA-KNB 2102 – Type 281N & 281S Steel Pole Structures Foundations

TRANSMISSION LINE STEEL POLE STRUCTURES:

12. 43 266M 2200 – 266M Pole Structures Outline and Design Loads

13. 43 281N 2200 Rev. A – 281N Steel Pole Structures Outline and Design Loads

14. 43 281S 2200 – 281S Pole Structures Outline and Design Loads 15. 43 2206 Rev. H – Maintenance Provisions Outlines

16. 43 2207 Rev. G – Maintenance Provisions Outlines

17. 43 2208 Rev. H – Maintenance Provisions Outlines 18. 43 2210 Rev. I – Maintenance Provisions Details

19. 41 9027 Rev. E – Aerial Patrol Mile Marker and Structure Number Signs 20. 41 2701 Rev. A – Fall Protection Anchorage Plates

GEOLOGY: 21. GLA-GNB 8000 – Site Plan and Boring Locations

22. GLA-GNB 8001 – Boring Log No. B-1 (Page 1 of 2)

23. GLA-GNB 8002 – Boring Log No. B-1 (Page 2 of 2)

24. GLA-GNB 8003 – Boring Log No. B-2 (Page 1 of 2) 25. GLA-GNB 8004 – Boring Log No. B-2 (Page 2 of 2)

26. GLA-GNB 8005 – Boring Log No. B-3 (Page 1 of 2)

27. GLA-GNB 8006 – Boring Log No. B-3 (Page 2 of 2) 28. GLA-GNB 8007 – Boring Log No. B-4 (Page 1 of 2)

29. GLA-GNB 8008 – Boring Log No. B-4 (Page 2 of 2)

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185 FT R-O-W

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A CO., AZ

4/8R 4/9R 4/10R

WESTERN AREA POWER ADMINISTRATION UNITED STATES DEPARTMENT OF ENERGY

C A

E

HEADQUARTERS - LAKEWOOD, COLORADO

PLS

CENTERLINE

APPROVED DESIGNED STEVE ROCK

ELECTRICAL ENGINEERING MANAGER

ALLEN TURNER

R-O-W EDGE

R-O-W EDGE

GILA - KNOB 161-KV TRANSMISSION LINE

ARIZONA

PLAN AND PROFILE

GLA-KNB

1" = 200' HORIZONTAL

1" = 40' VERTICAL

SCALE:

200' 0' 100'

40' 0' 20'

CONDUCTOR - 300 KCMIL 12-STRAND ANACONDA TYPE 178/R2 (HOLLOW "EYE-BEAM")

OGW - 7/16-INCH 7-STRAND HS STEEL

FOR INFORMATION ONLY

MARCH 25, 2016 T400

EXISTING STR. 4/7 TO EXISTING STR. 5/2

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(AP

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GILA GRAVITY CANAL

185 FT R-O-W N 52°9'16" W

N 51°53'6" W

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S 76°37'56" W

S 78°52'7" W

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N 49°2'54" W

EX

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EX

-5/3

PI 58+29.05 0°20'02"

PI 61+30.91 52°40'38"

PI 73+39.44 -54°48'01"

PI 87+23.22 -47°43'14"

PI 98+50.62 50°33'26"

PI 103+70.79 0°02'17"

4/7 4/8L 4/9L 4/10L 5/1 5/2 5/3

WESTERN AREA POWER ADMINISTRATION UNITED STATES DEPARTMENT OF ENERGY

C A

E

HEADQUARTERS - LAKEWOOD, COLORADO

PLS

CENTERLINE

APPROVED DESIGNED STEVE ROCK

ELECTRICAL ENGINEERING MANAGER

ALLEN TURNER

R-O-W EDGE

R-O-W EDGE

PLS-CADD SIGN CONVENTION: ( ) UNSIGNED: RT AH (-) NEG. SIGN: LT AH

COORDINATES AND BEARINGS ARE BASED ON THE ARIZONA STATE PLANE COORDINATE SYSTEM, WEST ZONE, NAD83 DATUM. UNITS ARE US SURVEY FEET.

GILA - KNOB 161-KV TRANSMISSION LINE

ARIZONA

PLAN AND PROFILE

GLA-KNB

1" = 200' HORIZONTAL

1" = 40' VERTICAL

SCALES:

200' 0' 100'

40' 0' 20'

* DESIGNED FOR 230-KV

PHASING

STR NO. 4/9L

Z Y X

LOOK. AH (NORTH)

PHASING

LOOKING AH STR NO. 4/7

A

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OPGW

PHASING

LOOKING AH STR NO. 5/2

C

B

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GLA-KNB (FUT.)

MARCH 25, 2016 A A7-AFT ADDED C/L BEARINGS AND MOVED STRS. 4/7, 5/1, 5/2.

4/19/16

C B A

C B A

PHASING

LOOKING AH STR NO. 5/3

PHASING

LOOKING AH STR NO. 4/5

4207

STR. 4/7 TO STR. 5/3

STRUCTURE RANGE, WIRE, RULING SPAN, INSTALLATION TENSION, DISPLAY CONDITION

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NESC LIGHT LOADING COND. - 1272 KCMIL, 54/19 PHEASANT/ACSS/MA2 CURVE SHOWN AT 482 °F, FINAL CONDITIONS [4/8-4/9] 1334 KCMIL, 54/19 MARTIN ACCR-T13 CURVE SHOWN AT 410 °F, FINAL CONDITIONS OGW - 1/2-IN 7 STR. HS STEEL OPGW - AFL CC-57-465 CURVE SHOWN AT 20 °F, INITIAL CONDITIONS

MAX. ACSS DESIGN OPERATING TEMP. = 482 °F GROUND CLEARANCE = 24 FT. MINIMUM + / - 28 FT. SIDE PROFILES LIDAR AND IMAGERY SEP. 2011

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4/8L - 4/9L, ACCR_1351-T13_(MARTIN_ACCR)_V2.WIR, RULING SPAN 788 (FT), TENSION 9750 (LBS) AT 60 (DEG F) INITIAL, DISPLAYED 410 °F = 210 °C MAX SAG FE 4/7 - 4/8L, PHEASANT_ACSS.WIR, RULING SPAN 1214 (FT), TENSION 8430 (LBS) AT 60 (DEG F) INITIAL, DISPLAYED 482 °F = 250 °C MAX SAG FE 4/7 - 4/8R, PHEASANT_ACSS.WIR, RULING SPAN 1245 (FT), TENSION 8441 (LBS) AT 60 (DEG F) INITIAL, DISPLAYED 482 °F = 250 °C MAX SAG FE 4/9L - 4/10L, PHEASANT_ACSS.WIR, RULING SPAN 596 (FT), TENSION 8505 (LBS) AT 60 (DEG F) INITIAL, DISPLAYED 482 °F = 250 °C MAX SAG FE 4/10L - 5/2, PHEASANT_ACSS.WIR, RULING SPAN 567 (FT), TENSION 8506 (LBS) AT 60 (DEG F) INITIAL, DISPLAYED 482 °F = 250 °C MAX SAG FE 4/10R - 5/2, PHEASANT_ACSS.WIR, RULING SPAN 579 (FT), TENSION 8513 (LBS) AT 60 (DEG F) INITIAL, DISPLAYED 482 °F = 250 °C MAX SAG FE 4/7 - 4/8L, CC-57-465.WIR, RULING SPAN 1204 (FT), TENSION 2250 (LBS) AT 60 (DEG F) INITIAL, DISPLAYED 30 °F AAMT INITIAL FE 4/8L - 4/9L, CC-57-465.WIR, RULING SPAN 781 (FT), TENSION 1700 (LBS) AT 60 (DEG F) INITIAL, DISPLAYED 30 °F AAMT INITIAL FE 4/9L - 4/10L, CC-57-465.WIR, RULING SPAN 590 (FT), TENSION 2250 (LBS) AT 60 (DEG F) INITIAL, DISPLAYED 30 °F AAMT INITIAL FE 4/10L - 5/2, CC-57-465.WIR, RULING SPAN 562 (FT), TENSION 2250 (LBS) AT 60 (DEG F) INITIAL, DISPLAYED 30 °F AAMT INITIAL FE 4/7 - 4/8R, 1_2-7_STRAND_HS_STEEL.WIR, RULING SPAN 1255 (FT), TENSION 2500 (LBS) AT 60 (DEG F) INITIAL, DISPLAYED 30 °F AAMT INITIAL FE 4/10R - 5/2, 1_2-7_STRAND_HS_STEEL.WIR, RULING SPAN 584 (FT), TENSION 3000 (LBS) AT 60 (DEG F) INITIAL, DISPLAYED 30 °F AAMT INITIAL FE

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N 49

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185 FT R-O-W N 52°9'16" W

N 51°53'6" W

EX

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EX

-4/1

0

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-4/1

1

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NG

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100 FT R-O-W

S 80°23'29" W

N 49°2'54" W

S 76°37'56" W S 78°52'7" W

EX

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1

EX

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EX

-5/2

E

X-5

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-5/3

T8S,R

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4/8R 4/9R 4/10R

WESTERN AREA POWER ADMINISTRATION UNITED STATES DEPARTMENT OF ENERGY

C A

E

HEADQUARTERS - LAKEWOOD, COLORADO

PLS

CENTERLINE

APPROVED DESIGNED STEVE ROCK

ELECTRICAL ENGINEERING MANAGER

ALLEN TURNER

R-O-W EDGE

R-O-W EDGE

PLS-CADD SIGN CONVENTION: ( ) UNSIGNED: RT AH (-) NEG. SIGN: LT AH

COORDINATES AND BEARINGS ARE BASED ON THE ARIZONA STATE PLANE COORDINATE SYSTEM, WEST ZONE, NAD83 DATUM. UNITS ARE US SURVEY FEET.

GILA - KNOB 161-KV TRANSMISSION LINE

ARIZONA

PLAN AND PROFILE

GLA-KNB

1" = 200' HORIZONTAL

1" = 40' VERTICAL

SCALE:

200' 0' 100'

40' 0' 20'

* DESIGNED FOR 230-KV

PHASING

LOOKING AH STR NO. 4/7

A

B

C

Z

Y

X OPGW OGW

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STR NO. 4/9R

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LOOK. AH (NORTH)

PHASING

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C

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X

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GLA-KNB (FUT.)

OGW (AH)

A A7-AFT ADDED CENTERLINE BEARINGS AND MOVED STRUCTURES 4/7, 5/1 AND 5/2.

4/15/16 MARCH 25, 2016 4208

STR. 4/8R TO STR. 4/10R

STRUCTURE RANGE, WIRE, RULING SPAN, INSTALLATION TENSION, DISPLAY CONDITION

GL

A-K

NB

4-7

TO

5-2

.XY

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NESC LIGHT LOADING COND. - 1272 KCMIL, 54/19 PHEASANT/ACSS/MA2 CURVE SHOWN AT 482 °F, FINAL CONDITIONS [4/8-4/9] 1334 KCMIL, 54/19 MARTIN ACCR-T13 CURVE SHOWN AT 410 °F, FINAL CONDITIONS OGW - 1/2-IN 7 STR. HS STEEL OPGW - AFL CC-57-465 CURVE SHOWN AT 20 °F, INITIAL CONDITIONS

MAX. ACSS DESIGN OPERATING TEMP. = 482 °F GROUND CLEARANCE = 24 FT. MINIMUM + / - 28 FT. SIDE PROFILES LIDAR AND IMAGERY SEP. 2011

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4/8R - 4/9R, ACCR_1351-T13_(MARTIN_ACCR)_V2.WIR, RULING SPAN 832 (FT), TENSION 7000 (LBS) AT 60 (DEG F) INITIAL, DISPLAYED 410 °F = 210 °C MAX SAG FE 4/7 - 4/8R, PHEASANT_ACSS.WIR, RULING SPAN 1245 (FT), TENSION 8441 (LBS) AT 60 (DEG F) INITIAL, DISPLAYED 482 °F = 250 °C MAX SAG FE 4/9R - 4/10R, PHEASANT_ACSS.WIR, RULING SPAN 631 (FT), TENSION 8492 (LBS) AT 60 (DEG F) INITIAL, DISPLAYED 482 °F = 250 °C MAX SAG FE 4/10R - 5/2, PHEASANT_ACSS.WIR, RULING SPAN 579 (FT), TENSION 8513 (LBS) AT 60 (DEG F) INITIAL, DISPLAYED 482 °F = 250 °C MAX SAG FE 4/7 - 4/8R, 1_2-7_STRAND_HS_STEEL.WIR, RULING SPAN 1255 (FT), TENSION 2500 (LBS) AT 60 (DEG F) INITIAL, DISPLAYED 30 °F AAMT INITIAL FE 4/9R - 4/10R, 1_2-7_STRAND_HS_STEEL.WIR, RULING SPAN 637 (FT), TENSION 3000 (LBS) AT 60 (DEG F) INITIAL, DISPLAYED 30 °F AAMT INITIAL FE 4/10R - 5/2, 1_2-7_STRAND_HS_STEEL.WIR, RULING SPAN 584 (FT), TENSION 3000 (LBS) AT 60 (DEG F) INITIAL, DISPLAYED 30 °F AAMT INITIAL FE

8

9082 832 1 3 4/8 R 4/9 R

1205 1 3 4/7 4/8 L1237 1 3 4/7 4/8 R 596 1 3 4/9 L 4/10 L 631 1 3 4/9 R 4/10 R 558 2 3 4/10 L 5/2 573 2 3 4/10 R 5/2

788 1 3 4/8 L 4/9 L

1247 1 1 4/7 4/8 R 638 1 1 4/9 R 4/10 R 578 2 1 4/10 R 5/2

1195 781 590 553

1 1 4/8 L 4/9 L1 1 4/9 L 4/10 L2 1 4/10 L 5/2

1 1 4/7 4/8 L

10135 8887 8887 778410143 8871 8871 7797

9914 9309 9309 74319895 9349 9349 74279932 9279 9279 74419904 9337 9337 7428

12261 10980 10717 83847626 7458 6498

3337 2614 2614 25143827 3341 3341 29523814 3376 3376 2950

3410 2443 2358 20782615 1884 1826 15453108 2630 2551 18703091 2651 2577 1858

(545-570)(533-605)

(536-613)

(542-564)

9

11

12

13

14

15

16

17

18

19

20

SITE PLAN AND BORING LOCATIONS

Project Mngr:

Approved By:

Checked By:

Drawn By:

Project No.

Scale:

Date:

File No.Consulting Engineers and Scientists

4685 South Ash Avenue, Suite H-4 Tempe, AZ 85282FAX. (480) 897-1133PH. (480) 897-8200

Gila-Knob T/L Rebuild, Phase 1

12/16/2015

65155124.DWG

AS SHOWN

65155124

SDN

JRH

KLJ

JRH

EAST COUNTY 6th STREET and SOUTH AVENUE 8

1

2

E.

YUMA COUNTY, ARIZONA

EXHIBIT

A-1

NOTE: SITE IMAGE MAP PROVIDED USGS NATIONAL MAP VIEWER, 2015

N

N

O

R

T

H

G

I

L

A

S

U

B

S

T

A

T

I

O

N

E. COUNTY 6th ST

LEGEND:

APPROXIMATE BORING LOCATION (STRUCTURE #)

APPROXIMATE SCALE

1" =

0

FEET

200' 400'

400 Feet

B-4 (5/2)

B-3 (4-10L)

B-2 (4-8R)

B-1 (4/7)

S. A

VE

8 E

.

S. A

VE

8

1

2

E

.

21

7

1

1

2

4

110

92

NP

17-20

6-17

12-13-12N=25

12-13-15N=28

12-16

7.0

POORLY GRADED SAND WITH GRAVEL (SP), trace silt, brown,medium dense

POORLY GRADED SAND WITH SILT (SP-SM), trace gravel,brown, medium dense

Hammer Type: AutomaticStratification lines are approximate. In-situ, the transition may be gradual.

GR

AP

HIC

LO

G

TH

IS B

OR

ING

LO

G IS

NO

T V

ALI

D IF

SE

PA

RA

TE

D F

RO

M O

RIG

INA

L R

EP

OR

T.

G

EO

SM

AR

T L

OG

-NO

WE

LL 6

515

512

4.G

PJ

TE

RR

AC

ON

2015

.GD

T

12/1

6/15

SITE:

Page 1 of 2

Advancement Method:Hollow Stem Auger

Abandonment Method:Borings backfilled with soil cuttings upon completion.

4685 S. Ash Ave., Suite H-4Tempe, Arizona

Notes:

Project No.: 65155124

Drill Rig: CME-55

Boring Started: 12/4/2015

BORING LOG NO. B-1Civil Design & Engineering, Inc.CLIENT:Phoenix, Arizona

Driller: D&S Drilling

Boring Completed: 12/4/2015

Exhibit: A-5

See Exhibit A-2 for description of fieldproceduresSee Appendix B for description of laboratoryprocedures and additional data (if any).

See Appendix A for explanation of symbols andabbreviations.

North Gila Substation Near Yuma, Arizona

PROJECT: Gila-Knob T/L Rebuild

UN

CO

NF

INE

DC

OM

PR

ES

SIV

ES

TR

EN

GT

H (

psf)

PE

RC

EN

T F

INE

S

WA

TE

RC

ON

TE

NT

(%

)

DR

Y U

NIT

WE

IGH

T (

pcf)

ATTERBERGLIMITS

LL-PL-PI

SA

MP

LE T

YP

E

WA

TE

R L

EV

EL

OB

SE

RV

AT

ION

S

DE

PT

H (

Ft.)

5

10

15

20

FIE

LD T

ES

TR

ES

ULT

S

DEPTH

LOCATION See Exhibit A-1

Latitude: 32.743526° Longitude: -114.488535°

Groundwater not encounteredWATER LEVEL OBSERVATIONS

22

3

2

2

2

103

5-5-6N=11

6-9-10N=19

10-12

9-13-29N=42

40.5

POORLY GRADED SAND WITH SILT (SP-SM), trace gravel,brown, medium dense (continued)

dense

Boring Terminated at 40.5 Feet

Hammer Type: AutomaticStratification lines are approximate. In-situ, the transition may be gradual.

GR

AP

HIC

LO

G

TH

IS B

OR

ING

LO

G IS

NO

T V

ALI

D IF

SE

PA

RA

TE

D F

RO

M O

RIG

INA

L R

EP

OR

T.

G

EO

SM

AR

T L

OG

-NO

WE

LL 6

515

512

4.G

PJ

TE

RR

AC

ON

2015

.GD

T

12/1

6/15

SITE:

Page 2 of 2

Advancement Method:Hollow Stem Auger

Abandonment Method:Borings backfilled with soil cuttings upon completion.

4685 S. Ash Ave., Suite H-4Tempe, Arizona

Notes:

Project No.: 65155124

Drill Rig: CME-55

Boring Started: 12/4/2015

BORING LOG NO. B-1Civil Design & Engineering, Inc.CLIENT:Phoenix, Arizona

Driller: D&S Drilling

Boring Completed: 12/4/2015

Exhibit: A-5

See Exhibit A-2 for description of fieldproceduresSee Appendix B for description of laboratoryprocedures and additional data (if any).

See Appendix A for explanation of symbols andabbreviations.

North Gila Substation Near Yuma, Arizona

PROJECT: Gila-Knob T/L Rebuild

UN

CO

NF

INE

DC

OM

PR

ES

SIV

ES

TR

EN

GT

H (

psf)

PE

RC

EN

T F

INE

S

WA

TE

RC

ON

TE

NT

(%

)

DR

Y U

NIT

WE

IGH

T (

pcf)

ATTERBERGLIMITS

LL-PL-PI

SA

MP

LE T

YP

E

WA

TE

R L

EV

EL

OB

SE

RV

AT

ION

S

DE

PT

H (

Ft.)

25

30

35

40

FIE

LD T

ES

TR

ES

ULT

S

DEPTH

LOCATION See Exhibit A-1

Latitude: 32.743526° Longitude: -114.488535°

Groundwater not encounteredWATER LEVEL OBSERVATIONS

23

583

2

1

3

4

98

106

24-17-76-14

21-50/5"

17-25-30N=55

12-23-28N=51

20-30/3"

4.0

20.0

SANDY SILTY CLAY (CL-ML), light brown, very stiff, weakcementation

SILTY SAND WITH GRAVEL (SM), light brown, very dense, weakto moderate cementation

POORLY GRADED SAND WITH GRAVEL (SP), trace silt, brown tolight brown, very dense, no to weak cementation

Hammer Type: AutomaticStratification lines are approximate. In-situ, the transition may be gradual.

GR

AP

HIC

LO

G

TH

IS B

OR

ING

LO

G IS

NO

T V

ALI

D IF

SE

PA

RA

TE

D F

RO

M O

RIG

INA

L R

EP

OR

T.

G

EO

SM

AR

T L

OG

-NO

WE

LL 6

515

512

4.G

PJ

TE

RR

AC

ON

2015

.GD

T

12/1

6/15

SITE:

Page 1 of 2

Advancement Method:Hollow Stem Auger

Abandonment Method:Backfilled with cement-bentonite grout upon completion.

4685 S. Ash Ave., Suite H-4Tempe, Arizona

Notes:

Project No.: 65155124

Drill Rig: CME-55

Boring Started: 12/3/2015

BORING LOG NO. B-2Civil Design & Engineering, Inc.CLIENT:Phoenix, Arizona

Driller: D&S Drilling

Boring Completed: 12/3/2015

Exhibit: A-6

See Exhibit A-2 for description of fieldproceduresSee Appendix B for description of laboratoryprocedures and additional data (if any).

See Appendix A for explanation of symbols andabbreviations.

North Gila Substation Near Yuma, Arizona

PROJECT: Gila-Knob T/L Rebuild

UN

CO

NF

INE

DC

OM

PR

ES

SIV

ES

TR

EN

GT

H (

psf)

PE

RC

EN

T F

INE

S

WA

TE

RC

ON

TE

NT

(%

)

DR

Y U

NIT

WE

IGH

T (

pcf)

ATTERBERGLIMITS

LL-PL-PI

SA

MP

LE T

YP

E

WA

TE

R L

EV

EL

OB

SE

RV

AT

ION

S

DE

PT

H (

Ft.)

5

10

15

20

FIE

LD T

ES

TR

ES

ULT

S

DEPTH

LOCATION See Exhibit A-1

Latitude: 32.746788° Longitude: -114.488083°

While drilling

WATER LEVEL OBSERVATIONS

24

2

13

15

50/4"

23-50/6"

19-44-50/3"

11-15-19N=34

40.5

POORLY GRADED SAND WITH GRAVEL (SP), trace silt, brown tolight brown, very dense, no to weak cementation (continued)

groundwater encountered at approximately 32 feet while drilling

dense

Boring Terminated at 40.5 Feet

Hammer Type: AutomaticStratification lines are approximate. In-situ, the transition may be gradual.

GR

AP

HIC

LO

G

TH

IS B

OR

ING

LO

G IS

NO

T V

ALI

D IF

SE

PA

RA

TE

D F

RO

M O

RIG

INA

L R

EP

OR

T.

G

EO

SM

AR

T L

OG

-NO

WE

LL 6

515

512

4.G

PJ

TE

RR

AC

ON

2015

.GD

T

12/1

6/15

SITE:

Page 2 of 2

Advancement Method:Hollow Stem Auger

Abandonment Method:Backfilled with cement-bentonite grout upon completion.

4685 S. Ash Ave., Suite H-4Tempe, Arizona

Notes:

Project No.: 65155124

Drill Rig: CME-55

Boring Started: 12/3/2015

BORING LOG NO. B-2Civil Design & Engineering, Inc.CLIENT:Phoenix, Arizona

Driller: D&S Drilling

Boring Completed: 12/3/2015

Exhibit: A-6

See Exhibit A-2 for description of fieldproceduresSee Appendix B for description of laboratoryprocedures and additional data (if any).

See Appendix A for explanation of symbols andabbreviations.

North Gila Substation Near Yuma, Arizona

PROJECT: Gila-Knob T/L Rebuild

UN

CO

NF

INE

DC

OM

PR

ES

SIV

ES

TR

EN

GT

H (

psf)

PE

RC

EN

T F

INE

S

WA

TE

RC

ON

TE

NT

(%

)

DR

Y U

NIT

WE

IGH

T (

pcf)

ATTERBERGLIMITS

LL-PL-PI

SA

MP

LE T

YP

E

WA

TE

R L

EV

EL

OB

SE

RV

AT

ION

S

DE

PT

H (

Ft.)

25

30

35

40

FIE

LD T

ES

TR

ES

ULT

S

DEPTH

LOCATION See Exhibit A-1

Latitude: 32.746788° Longitude: -114.488083°

While drilling

WATER LEVEL OBSERVATIONS

25

97

2

1

2

19

98

108

76-25-51

2-2

6-7

6-7-7N=14

12-18

9-13-21N=34

6.0

11.0

19.0

POORLY GRADED SAND WITH GRAVEL (SP), trace silt, brown,very loose to loose

POORLY GRADED SAND WITH SILT (SP-SM), brown, mediumdense

POORLY GRADED SAND WITH GRAVEL (SP), trace silt, brown,medium dense

FAT CLAY (CH), brown, very stiff to hard

Hammer Type: AutomaticStratification lines are approximate. In-situ, the transition may be gradual.

GR

AP

HIC

LO

G

TH

IS B

OR

ING

LO

G IS

NO

T V

ALI

D IF

SE

PA

RA

TE

D F

RO

M O

RIG

INA

L R

EP

OR

T.

G

EO

SM

AR

T L

OG

-NO

WE

LL 6

515

512

4.G

PJ

TE

RR

AC

ON

2015

.GD

T

12/1

6/15

SITE:

Page 1 of 2

Advancement Method:Hollow Stem Auger

Abandonment Method:Borings backfilled with soil cuttings upon completion.

4685 S. Ash Ave., Suite H-4Tempe, Arizona

Notes:

Project No.: 65155124

Drill Rig: CME-55

Boring Started: 12/3/2015

BORING LOG NO. B-3Civil Design & Engineering, Inc.CLIENT:Phoenix, Arizona

Driller: D&S Drilling

Boring Completed: 12/3/2015

Exhibit: A-7

See Exhibit A-2 for description of fieldproceduresSee Appendix B for description of laboratoryprocedures and additional data (if any).

See Appendix A for explanation of symbols andabbreviations.

North Gila Substation Near Yuma, Arizona

PROJECT: Gila-Knob T/L Rebuild

UN

CO

NF

INE

DC

OM

PR

ES

SIV

ES

TR

EN

GT

H (

psf)

PE

RC

EN

T F

INE

S

WA

TE

RC

ON

TE

NT

(%

)

DR

Y U

NIT

WE

IGH

T (

pcf)

ATTERBERGLIMITS

LL-PL-PI

SA

MP

LE T

YP

E

WA

TE

R L

EV

EL

OB

SE

RV

AT

ION

S

DE

PT

H (

Ft.)

5

10

15

20

FIE

LD T

ES

TR

ES

ULT

S

DEPTH

LOCATION See Exhibit A-1

Latitude: 32.749149° Longitude: -114.49197°

Groundwater not encounteredWATER LEVEL OBSERVATIONS

26

11297 21

23

20

2

98

101

14-21

14-19-23N=42

18-32/3"

20-35-37N=72

37.0

40.5

FAT CLAY (CH), brown, very stiff to hard (continued)

very dense

SILTY SAND WITH GRAVEL (SM), light brown, very dense,moderate cementation

Boring Terminated at 40.5 Feet

Hammer Type: AutomaticStratification lines are approximate. In-situ, the transition may be gradual.

GR

AP

HIC

LO

G

TH

IS B

OR

ING

LO

G IS

NO

T V

ALI

D IF

SE

PA

RA

TE

D F

RO

M O

RIG

INA

L R

EP

OR

T.

G

EO

SM

AR

T L

OG

-NO

WE

LL 6

515

512

4.G

PJ

TE

RR

AC

ON

2015

.GD

T

12/1

6/15

SITE:

Page 2 of 2

Advancement Method:Hollow Stem Auger

Abandonment Method:Borings backfilled with soil cuttings upon completion.

4685 S. Ash Ave., Suite H-4Tempe, Arizona

Notes:

Project No.: 65155124

Drill Rig: CME-55

Boring Started: 12/3/2015

BORING LOG NO. B-3Civil Design & Engineering, Inc.CLIENT:Phoenix, Arizona

Driller: D&S Drilling

Boring Completed: 12/3/2015

Exhibit: A-7

See Exhibit A-2 for description of fieldproceduresSee Appendix B for description of laboratoryprocedures and additional data (if any).

See Appendix A for explanation of symbols andabbreviations.

North Gila Substation Near Yuma, Arizona

PROJECT: Gila-Knob T/L Rebuild

UN

CO

NF

INE

DC

OM

PR

ES

SIV

ES

TR

EN

GT

H (

psf)

PE

RC

EN

T F

INE

S

WA

TE

RC

ON

TE

NT

(%

)

DR

Y U

NIT

WE

IGH

T (

pcf)

ATTERBERGLIMITS

LL-PL-PI

SA

MP

LE T

YP

E

WA

TE

R L

EV

EL

OB

SE

RV

AT

ION

S

DE

PT

H (

Ft.)

25

30

35

40

FIE

LD T

ES

TR

ES

ULT

S

DEPTH

LOCATION See Exhibit A-1

Latitude: 32.749149° Longitude: -114.49197°

Groundwater not encounteredWATER LEVEL OBSERVATIONS

27

51

5

1

NP

5-10

5-7-10N=17

15-22

15-36-34N=70

12-15-19N=34

5.0

11.0

POORLY GRADED SAND WITH SILT AND GRAVEL (SP-SM),loose

POORLY GRADED SAND WITH SILT (SP-SM), trace gravel,medium dense

SILTY SAND (SM), trace gravel, dense to very dense, weak tomoderate cementation

Hammer Type: AutomaticStratification lines are approximate. In-situ, the transition may be gradual.

GR

AP

HIC

LO

G

TH

IS B

OR

ING

LO

G IS

NO

T V

ALI

D IF

SE

PA

RA

TE

D F

RO

M O

RIG

INA

L R

EP

OR

T.

G

EO

SM

AR

T L

OG

-NO

WE

LL 6

515

512

4.G

PJ

TE

RR

AC

ON

2015

.GD

T

12/1

6/15

SITE:

Page 1 of 2

Advancement Method:Hollow Stem Auger

Abandonment Method:Borings backfilled with soil cuttings upon completion.

4685 S. Ash Ave., Suite H-4Tempe, Arizona

Notes:

Project No.: 65155124

Drill Rig: CME-55

Boring Started: 12/4/2015

BORING LOG NO. B-4Civil Design & Engineering, Inc.CLIENT:Phoenix, Arizona

Driller: D&S Drilling

Boring Completed: 12/4/2015

Exhibit: A-8

See Exhibit A-2 for description of fieldproceduresSee Appendix B for description of laboratoryprocedures and additional data (if any).

See Appendix A for explanation of symbols andabbreviations.

North Gila Substation Near Yuma, Arizona

PROJECT: Gila-Knob T/L Rebuild

UN

CO

NF

INE

DC

OM

PR

ES

SIV

ES

TR

EN

GT

H (

psf)

PE

RC

EN

T F

INE

S

WA

TE

RC

ON

TE

NT

(%

)

DR

Y U

NIT

WE

IGH

T (

pcf)

ATTERBERGLIMITS

LL-PL-PI

SA

MP

LE T

YP

E

WA

TE

R L

EV

EL

OB

SE

RV

AT

ION

S

DE

PT

H (

Ft.)

5

10

15

20

FIE

LD T

ES

TR

ES

ULT

S

DEPTH

LOCATION See Exhibit A-1

Latitude: 32.748832° Longitude: -114.495473°

Groundwater not encounteredWATER LEVEL OBSERVATIONS

28

2

20

20

20

94

92

16-30

10-13-17N=30

15-29

16-20-24N=44

28.0

40.5

SILTY SAND (SM), trace gravel, dense to very dense, weak tomoderate cementation (continued)

medium dense

FAT CLAY (CH), brown, hard

Boring Terminated at 40.5 Feet

Hammer Type: AutomaticStratification lines are approximate. In-situ, the transition may be gradual.

GR

AP

HIC

LO

G

TH

IS B

OR

ING

LO

G IS

NO

T V

ALI

D IF

SE

PA

RA

TE

D F

RO

M O

RIG

INA

L R

EP

OR

T.

G

EO

SM

AR

T L

OG

-NO

WE

LL 6

515

512

4.G

PJ

TE

RR

AC

ON

2015

.GD

T

12/1

6/15

SITE:

Page 2 of 2

Advancement Method:Hollow Stem Auger

Abandonment Method:Borings backfilled with soil cuttings upon completion.

4685 S. Ash Ave., Suite H-4Tempe, Arizona

Notes:

Project No.: 65155124

Drill Rig: CME-55

Boring Started: 12/4/2015

BORING LOG NO. B-4Civil Design & Engineering, Inc.CLIENT:Phoenix, Arizona

Driller: D&S Drilling

Boring Completed: 12/4/2015

Exhibit: A-8

See Exhibit A-2 for description of fieldproceduresSee Appendix B for description of laboratoryprocedures and additional data (if any).

See Appendix A for explanation of symbols andabbreviations.

North Gila Substation Near Yuma, Arizona

PROJECT: Gila-Knob T/L Rebuild

UN

CO

NF

INE

DC

OM

PR

ES

SIV

ES

TR

EN

GT

H (

psf)

PE

RC

EN

T F

INE

S

WA

TE

RC

ON

TE

NT

(%

)

DR

Y U

NIT

WE

IGH

T (

pcf)

ATTERBERGLIMITS

LL-PL-PI

SA

MP

LE T

YP

E

WA

TE

R L

EV

EL

OB

SE

RV

AT

ION

S

DE

PT

H (

Ft.)

25

30

35

40

FIE

LD T

ES

TR

ES

ULT

S

DEPTH

LOCATION See Exhibit A-1

Latitude: 32.748832° Longitude: -114.495473°

Groundwater not encounteredWATER LEVEL OBSERVATIONS

29