03 construction practices

UNDERGROUND CONSTRUCTION MANUAL

CONSTRUCTION PRACTICES Go to SECTION INDEX Back to MAIN INDEX

DESCRIPTION DWG

INDEX

C

05.12.05

E

11.08.10

T.Borg 53 5089 1

5084

5200

5199

1

5065

D 11.08.10

E 10.01.12

CONSTRUCTION PRACTICES

5073/15073/2

5119

5023

5073/3

5073/4

5073/5

5073/6

5022/15022/25124/15124/25124/35124/4

5063/1

5063/2

CONSTRUCTION

Construction code guide - Undergound cablesConstruction code guide - Insect protectedunderground cables

protectionConstruction code guide - Conduit and cable

Construction code guide - Underground cablejointsConstruction code guide - Insect protectedunderground cable jointsConstruction code guide - Warning sign

Electrical connection requirementsTypical URD layout conduit ductedRoad crossings conduit ductedConduit ducting and protectionConduit ducting and protectionConduit ducting and protectionConduit ducting and protectionDefinitions bedding sandUnderground cable warning plaquesPlaque in paved or grassed/open areasUnderground cable warning plaquesPlaque in concrete or kerbUnderground cable warning sign postAsset protection bollardAttaching site identification label toPadmounted substation & HV switch cabinetAttaching site identification label toLV distribution cabinet and LV pillars

CWSP

CONSTRUCTION DESCRIPTION DWG

C.Noel

A.Bletchly

5258LV Generator cable entry - installation instructions

HARD COPYUNCONTROLLED

A ORIGINAL ISSUE

DRAWN

DATE

PASSED

APPROVED

Ergon Energy Corporation LtdABN 50 087 646 062 Dwg ShFILE: 5

UNDERGROUND DISTRIBUTION

C.Lindsay

30/5/00

D. M K.c

1 way supply pillar

SH 2

PA

VE

ME

NT

RO

AD

Nex

t S

tage

of

Est

ate

Conduit required forall Public Lightingsupply cable

E Marker shown thus.Provide at all kerbcrossings. Road crossing conduit

TYPICAL URD LAYOUTCONDUIT DUCTED


ROAD PAVEMENT

3 way supplypillar withstreet light

Kerb

5022

F

F

F

F

F

F

F

F

F

F

F

FFF

F

F

F

F

F

Cross-roadpillar

Real PropertySurvey Peg

53 5022 1 1

Refer Note 1.

F

F

F

F Electricity FootpathAllocation

NOTE 1.

Real PropertyAllotmentBoundries

Electricity FootpathAllocation

F

F

Refer SECTION 1

Refer SECTIONSH 2

2

2 way supplypillar

Serviceconduitshown thus

2 way supplypillar

Cross-roadpillar withstreet light

Conduitshown thus

2 way linkingpillar

2 way supplypillar Conduit bends

as required

Conduit bendsas required

Polymeric cableprotection covershown thus.Refer Note 1.

Provide polymeric cableprotection cover to allconduit outside ElectricityFootpath Allocation,including under roads.Refer Drg. 5124 Sh.1for specific requirements.

B 30.09.05

C

C 30.07.10

Road crossing conduiton a line between RealProperty Survey Pegswhere possible.


A ORIGINAL ISSUE

DRAWN

DATE

PASSED

APPROVED



B 1/2 DISC

B 1/2 DISC

C.Lindsay

29/9/00

D. M K.c

RealPropertySurveyPeg

Supplypillar

Distribution cables andconduits along footpathomitted from view.

Conduit tostreet light

Footpath

1830mm min radiustypical

Cross-roadpillar

Finished Surface Line

E marker

RoadPavement

Kerb

E marker

Kerb

Bedding sand

Conduitbetween pillars

E marker

Kerb

E marker

RoadPavement

Finished Surface Line

NO

TE

Conduitas required

1830 min radiustypical

CONDUIT DUCTEDROAD CROSSINGSCONSTRUCTION PRACTICES

Kerb

SH 1

5022

o90 conduit bend

Service conduit

RealPropertySurveyPeg

o90 conduit bendas required

SH 1

cLcL

NO

TE N

OT

E

Bedding sand Cross road conduitcontinuous and joinedto footpath conduit

F

60

0m

in

NO

TE

NO

TE

60

0m

in

53 5022 2 2

Caution tapeorange

Polymeric cableprotection cover

Polymeric cableprotection cover

F

FF

F

F

F

F

F

F

F

F

F

FF

SECTION 1

SECTION 2

NOTE:

Refer applicable regional TRENCHINGdetail for depth of conduits

B 30.09.05

C

C 02.08.10

Caution tapeorange

Overlap

Caution tape orangemay follow profileof road surface


A ORIGINAL ISSUE

DRAWN

DATE

PASSED

APPROVED



20/1/03

C.Lindsay


5073

EXAMPLE:-

CABLE CODE I.I. NUMBERCABLE DESCRIPTION

LV

HV

EXAMPLE:-

UNDERGROUND CABLES

53 5073 1 1

UNDERGROUND CABLES - CONSTRUCTION CODE

Code shown within dashed boxappears on relevant constructiondetail drawings in this manual.

A

CONSTRUCTION CODE GUIDE

LV-240C4/673

CABLE CODEREFERENCE No.

NOTE:

B 30.06.03

D

C 30.07.10

LV-240C4/673 = LV 240mm Al 4 core XLPE PVC cable, Code reference No. 673

LV-240C4/673LV-16CUC4/614LV-6CUC1/1673LV-000

= LV 240mm Al 4 core XLPE PVC= LV 16mm Cu 4 core XLPE PVC= LV 6mm Cu 1 core PVC earth cable (green/yellow)= LV Cable Unknown

673614

1673

163415516324891542919n/a

LAT = Polylaminate aluminium tape water barrierTR = Tree Retardant

11-35T/1704 = 11kV 35mm Al Triplex TR-XLPE PVC/HDPE cable, Code reference No. 1704

HARD COPYUNCONTROLLEDD 28.3.11

11-35T/172211-185T/172311-400T/172511-00022-185T/1834

22-630C1/1835

22-000

= 11kV 35mm Al Triplex TR-XLPE PVC/HDPE= 11kV 185mm Al Triplex TR-XLPE PVC/HDPE= 11kV 400mm Al Triplex TR-XLPE / MDPE= 11kV Cable Unknown= 22kV 185mm Al Triplex TR-XLPE LAT/PVC/HDPE water blocked= 22kV 630mm Al 1 core TR-XLPE LAT/PVC/HDPE water blocked= 22kV Cable Unknown

172217231725

1834

1835

242994224299592433811n/a2429934

2429926

n/a

C. Noel

A. Bletchly

A ORIGINAL ISSUE

DRAWN

DATE

PASSED

APPROVED



20/1/03

C.Lindsay 5073

EXAMPLE:-

CABLE CODE I.I. NUMBERCABLE DESCRIPTION

LV

HV

EXAMPLE:-

INSECT PROTECTED UNDERGROUND CABLES - CONSTRUCTION CODE

detail drawings in this manual.appears on relevant constructionCode shown within dashed box

A

53 5073 2 2

CONSTRUCTION PRACTICESCONSTRUCTION CODE GUIDEINSECT PROTECTED UNDERGROUND CABLES

LVI-240C4/698

REFERENCE No.CABLE CODE

NOTE:

F

C 30.07.10

16711672160116231611

n/a24002602406943240027324103712400272

LVI-240C4/1611 = LV Insect Protected 240mm Al 4 core XLPE Nylon Jacket/PVC cable, Code reference No. 1611

11I-35T/1719 = 11kV Insect Protected 35mm Al Triplex TR-XLPE PVC/Nylon Jacket/HDPE cable, Code reference No. 1719

TR = Tree RetardantNJ = Nylon jacket insect protected

= LV Insect Protected Unknown= LV Insect Protected 4mm 2 conductor PVC NJ/PVC= LV Insect Protected 16mm Cu 2 conductor PVC NJ/PVC= LV Insect Protected 16mm Cu 4 core XLPE NJ/PVC= LV Insect Protected 50mm 4 core XLPE NJ/PVC= LV Insect Protected 240mm Al 4 core XLPE NJ/PVC

D 28.3.11

C. Noel

A. BletchlyE 15.11.11

33I-300C1/185133I-50C1/185022I-00022I-35T/183311I-00011I-400CUC1/172411I-400T/172611I-185T/172011I-35T/1719

= 33kV Insect Protected 300mm Al 1 core TR-XLPE LLDPE/NJ/HDPE= 33kV Insect Protected 50mm Al 1 core TR-XLPE PVC/NJ/HDPE= 22kV Insect Protected Unknown= 22kV Insect Protected 35mm Al Triplex TR-XLPE PVC/NJ/HDPE= 11kV Insect Protected Unknown= 11kV Insect Protected 400mm Cu 1 core TR-XLPE PVC/NJ/HDPE = 11kV Insect Protected 400mm Al Triplex TR-XLPE PVC/NJ/MDPE= 11kV Insect Protected 185mm Al Triplex TR-XLPE PVC/NJ/HDPE= 11kV Insect Protected 35mm Al Triplex TR-XLPE PVC/NJ/HDPE

18511850

1833

1724172617201719

24249842423655n/a2429991n/a2429918243382924299752429967

F 29.06.12

LVI-000LVI-4CU2NS/1671LVI-16CU2NS/1672LVI-16CUC4/1601LVI-50CUC4/1623LVI-240C4/1611

A ORIGINAL ISSUE

DRAWN

DATE

PASSED

APPROVED



16/1/03

C.Lindsay


5073

EXAMPLE:-

UNDERGROUND CABLE JOINTS

JOINT CODE I.I. NUMBERJOINT DESCRIPTION

LV-CJS16CUC4

LV

HV

EXAMPLE:- 2

2

UNDERGROUND CABLE JOINTS - CONSTRUCTION CODE



A

53 5073 4 4

01043080104268n/a

LV-CJS16CUC4LV-CJS240C4LV-CJS000

LV :- LV-CJS16CUC4 = LV, Cable joint, Straight, 16mm Cu 4C XLPE

HV :- 22-CJS185T = 22kV, Cable joint, Straight, 185mm Al Triplex XLPE

B 28.3.11

B

= LV, Cable Joint, Straight, 16mm Cu 4C XLPE= LV, Cable Joint, Straight, 240mm Al 4C XLPE= LV, Cable Joint, Straight, Unknown

11-CJS35T11-CJS185T11-CJS400T11-CJS00022-CJS185T 22-CJS630C1 22-CJS000

= 11kV, Cable Joint, Straight, 35mm Al Triplex XLPE= 11kV, Cable Joint, Straight, 185mm Al Triplex XLPE= 11kV, Cable Joint, Strait, 400mm Al Triplex XLPE = 11kV, Cable Joint, Straight, Unknown = 22kV, Cable Joint, Straight 185mm Al Triplex XLPE= 22kV, Cable Joint, Straight, 630mm Al 1C XLPE= Cable Joint, Straight, Unknown

010427101042642434108n/a01043160104317 n/a

C. Noel

A. Bletchly


A ORIGINAL ISSUE

DRAWN

DATE

PASSED

APPROVED



21/1/03

C.Lindsay


5073

EXAMPLE:-

JOINT CODE I.I. NUMBERJOINT DESCRIPTION

LV

HV

EXAMPLE:- 2

2

INSECT PROTECTED UNDERGROUND CABLE JOINTS - CONSTRUCTION CODE


A


553 5073 5

INSECT PROTECTED U/G CABLE JOINTS

LVI-CJS16CUC4

B 1.12.05

E

C 30.9.08

LV :- LVI-CJS16CUC4 = LV Insect Protected, Cable joint, Straight, 16mm Cu 4C XLPE

HV :- 22I-CJS35T = 22kV Insect Protected, Cable joint, Straight, 35mm Al Triplex XLPE

D 23.2.11

LVI-CJS16CUC4LVI-CJS240C4LVI-CJS000LVI-CJS50CUC4

= LV Insect Protected Cable Joint Straight 16mm Cu 4C XLPE = LV Insect Protected Cable Joint Straight 240mm Al 4C XLPE= LV Insect Protected Cable Joint Straight Unknown= LV Insect Protected Cable Joint Straight 50mm Cu 4C XLPE

01043070104266n/a2434066

C. Noel

A. Bletchly

E 07.02.12

11I-CJS35T11I-CJS185T11I-CJS400T11I-CJS400CUC111I-CJS00022I-CJS35T22I-CJS00033I-CJS50C133I-CJS300C1

= 11kV Insect Protected Cable Joint Straight 35mm Al Triplex XLPE = 11kV Insect Protected Cable Joint Straight 185mm Al Triplex XLPE= 11kV Insect Protected Cable Joint Straight 400mm Al Triplex XLPE= 11kV Insect Protected Cable Joint Straight 400mm Cu 1C XLPE = 11kV Insect Protected Cable Joint Straight Unknown= 22kV Insect Protected Cable Joint Straight 35mm Al Triplex XLPE= 22kV Insect Protected Cable Joint Straight Unknown= 33kV Insect Protected Cable Joint Straight 50mm Al 1C TR-XLPE= 33kV Insect Protected Cable Joint Straight 300mm Al 1C TR-XLPE

0104272010426924340900105044n/a0104330n/a24340742434082


A ORIGINAL ISSUE

DRAWN

DATE

PASSED

APPROVED



C.Lindsay

14/1/03

40 Dia. H.D. 90 300R Vertical bends at pillars & cast in situ foundations

15 1830R Minor Deviation

30 1830R Average Deviation

45 1830R Major Deviation

15 1830R Minor Deviation

30 1830R Average Deviation

45 1830R Major Deviation

80 Dia. H.D.


o

o

o

o

o

o

2

90 600R Horizontal changes of direction

Note: Suitable for 16mm 4 core cable ONLY

o

o

o

o

o

5124

CONDUIT DUCTING AND PROTECTION

90 450R Cross road cable entry at URD pillars

125 Dia. H.D.

ROAD LIGHTING CABLES, FOOTPATHS

AND ROAD CROSSINGS

I.I. No.2406677

1865596

0104328

0104329

125 Dia. L.D.

0104327

I.I. No.2406976

2400406

2400403

2400402

2400399

2400405

2400404

2400402

0104324

0104325

0104326

N/A

SIZE / CLASSCONDUIT BENDS

Conduit buried 900mm or 1000mm below ground surface :45 1830R

353 5124 3

TYPICAL APPLICATIONDETAIL / APPLICATION

Conduit buried 600 or 750mm below ground surface :45 1200R - These bends require the addition of 200mmwide x 1m long polymeric cable protection cover placedover the bend. Refer the applicable regional TRENCHINGdrawings "Conduit bends at Pillar - Sections".

1865625150 Dia. L.D. o 240040745 1830R Deviation

150 Dia. H.D. 1865684

Distribution cable entry at URD pillars

MRD ARTERIAL ROAD CROSSINGS

AS APPLICABLE FOR CABLE SIZES AS LISTED

ABOVE

80 Dia. L.D.

(minimum)

NOTE: SERVICE CONDUIT BEND AT PILLARS to drawing No. 875254, I.I.No. 2406996 POLYMERIC CABLE PROTECTION COVER 200mm wide x 2m long I.I.No. 2403554 ORANGE CAUTION TAPE I.I.No. 0182007 ELECTRONIC CABLE MARKER I.I.No. 0152574

L.V. CABLES, FOOTPATHS AND MINOR

ROAD CROSSINGS

16mm and 240mm 4 Core Cables16mm, 50mm and 240mm 4 Core CablesInsect Protected

22kV 630mm 1 Core Cable (3 per conduit) *11kV 400mm 1 core cable I/P (3 per conduit) *

B 30.07.10

100 Dia. L.D

100 Dia. H.D

1865617

1865668

o60 1000R Major Deviation 2429868

As Required

C 15.11.11A.Bletchly

C.Noel

* Input should be sought from cable installer. Long &/or difficult installations require 3 x 100 conduit.

FOOTPATHS & MINOR ROAD CROSSINGS

11kV 35mm, 185mm Triplex Cable11kV 35mm, 185mm Triplex CableInsect Protected

22kV 185mm Triplex Cable22kV 35mm Triplex Cable Insect Protected

11kV 400mm Triplex Cable. Standard & I/P

C


A ORIGINAL ISSUE

DRAWN

DATE

PASSED

APPROVED



24/1/03

5124

CONSTRUCTION PRACTICESCONDUIT DUCTING AND PROTECTION

453 5124 4

BENDS AT POLE TERMINATIONCABLE APPLICATION

DETAIL

BENDSI.I.No.

0104482Vertical bend

0104475

CABLE APPLICATIONDETAIL

BENDSI.I.No.

2400410

BENDS AT 22kV PADMOUNTED SUBSTATIONS

Vertical bend to switchgear

NOTE: A conduit bend is not suitable for cable that is not included above.

CABLE APPLICATIONDETAIL

BENDSI.I.No.

BENDS AT LV DISTRIBUTION CABINET

0104675

0104482

0104475

B 6.1.04

D

C 17.9.08

L.V. 240mm and 16mm 4 Core

11kV 35mm Triplex11kV 35mm Triplex Insect Protected22kV 35mm Triplex Insect Protected

80 dia 90

125 dia 90

80 dia 90

010448280 dia 90

0104675

L.V. 240mm 4 Core22kV 35mm Triplex Insect Protected22kV 185mm Triplex22kV 630mm 1 Core (3 per conduit)

L.V. 240mm 4 Core 80 dia 90

150 dia 90

125 dia 90

80 dia 90

L.V. 50mm 4 Core Insect ProtectedL.V. 16mm 4 Core Insect Protected

29.06.12DA.Bletchly

C.Noel

T.Borg

125 dia 60 22kV 35mm + 22kV 185mm22kV 35mm + 22kV 185mm 125 dia 45

Horizontal bends to switchgear

Vertical bends to switchgear

switchgear

Vertical bends to

switchgear

Horizontal and Vertical bends to

2429868

2439560

A ORIGINAL ISSUE

DRAWN

DATE

PASSED

APPROVED



Ensure that existing information is not covered.

CONSTRUCTION PRACTICESATTACHING SITE IDENTIFICATION LABEL TO

Place on the front of the asset as shown.

Asset Types:

PADMOUNTED SUBSTATION

Padmounted Substation and HV Switch Cabinet

DANGER

DANGER

PADMOUNTED SUBSTATION & HV SWITCH CABINET

53 5199 1 5199

Typical Front Entry (square)Note: On Rectangular Padmounted Substationsplace asset on front door (facing road)

03.08.10

T.Borg

Identifier Type:

LocationRequirement:

F

HIGH VOLTAGE

PADMOUNTEDSUBSTATIONNo.

HIGH VOLTAGE

4321

5

6 DIGIT ASSET IDENTIFICATION NUMBER

Used on undiscovered assets only

NOTE:- Number automatically generated in Small World.

123456789A

Surface should be wiped clean to ensure no dust or grease is left which could impair the effectiveness of the adhesive.

Identifier Application:

HV SWITCH CABINET

F

Assy Selection568-1 or581-0 to 9 and581-A to E and582-2

6

123456789A

123456789A

123456789A

123456789A

8-10 digit / letter vertical bare aluminium tray with black embossed numbers / letters on yellow background.

8-10 DIGIT / LETTER ASSET IDENTIFIER

Attach to all new assets

B 15.11.11

C.Noel

A.Bletchly

B

Adhesive: Lock-tite 454 (Powder Coated assets) or Sikaflex 11FC (Steel/Aluminium/Polymeric assets).


A ORIGINAL ISSUE

DRAWN

DATE

PASSED

APPROVED



ELECTRICITY

LocationRequirement Ensure that existing information is not covered.

CONSTRUCTION PRACTICESATTACHING SITE IDENTIFICATION LABEL TOLV DISTRIBUTION CABINET AND LV PILLARS

Place on the front of the asset as shown.

Asset Types:

TALL LV PILLAR SMALL LV PILLAR LARGE LV PILLAR

F

53 5200 1 5200

03.08.10

T.Borg

Assy Selection568-1 or 581-0 to 9 and581-A to E and582-2 or 582-4

F

Identifier Type:

Identifier Application:

Surface should be wiped clean to ensure no dustor grease is left which could impair the effectiveness of the adhesive.

4321

5

6 DIGIT ASSET IDENTIFICATION NUMBER

Used on undiscovered assets only

NOTE:- Number automatically generated in Small World.

123456789A

LV DISTRIBUTION CABINET(Typical)

Note particularly for pillars: If oil is present or surface is "waxy", remove with a household grade detergent.

6

123456789A

123456789A

123456789A

123456789A

8-10 digit / letter vertical bare aluminium tray with blackembossed numbers / letters on yellow background

8-10 DIGIT / LETTER ASSET IDENTIFIER

Attach to all new assets

C.Noel

A.Bletchly

B

B 15.11.11

LV Distribution Cabinet and LV Pillars

Adhesive: Lock-tite 454 (Powder Coated assets) or Sikaflex 11FC (Steel/Aluminium/Polymeric assets).


A ORIGINAL ISSUE

DRAWN

DATE

PASSED

APPROVED




525853 5258 1L. BurtonA. Bletchly

C. Noel

31/10/11 LV GENERATOR CABLE ENTRY

Align corner of template with corner of padmount

F

F

Padmount Base

Drill a 6mm hole at each corner of the template cutout. Remove the template and cut between the holes utilising a jigsaw, grinder (with 1mm disc) or other suitable means.

Remove all sharp edges and burrs and paint exposed metalwork.

1.

2.

3.

INSTALLATION OF COVER KIT IN CLOSED POSITION

INSTALLATION OF COVER KIT IN OPEN POSITION

INSTALLATION INSTRUCTIONS FOR FITTING LV CABLE ENTRY COVER KIT TO PADMOUNT LV COMPARTMENT

Finished position (Closed)

Finished position (Open)

INSTALLATION INSTRUCTIONS

4. Install cover kit in either the open or closed position as required.

TemplateRefer dwg 1022052-01

Folded edges in

FF

Folded edges out

Adjust cover to give reqd opening

F

Position the template as shown and drill one off 8.5mm hole and fix template in position with one of the supplied tamper proof bolts.Markup the remaining hole centres using a centre punch anddrill 3.0mm pilot holes. Remove the template and drill remainingseven 8.5mm holes.

5. When locating the position of the cable cover on old rectangular padmounts, be mindful of obstructions such as earth studs and fuse panels inside the enclosure.


A ORIGINAL ISSUE

DRAWN

DATE

PASSED

APPROVED



00 Construction Practices01 Construction Practices Index Sh1

5022 Sh1 Typical URD Layout Conduit Ducted5022 Sh2 Road Crossings Conduit Ducted

5023 Asset Protection Bollard5063 Sh1 UG Cable Warning Plaques in paved or grassed,open areas5063 Sh2 UG Cable Warning Plaques in concrete or kerb

5065 UG Cable Warning Sign Post5073 Sh1 Construction Code Guide UG Cables5073 Sh2 Construction Code Guide Insect Protected UG Cables5073 Sh3 Construction Code Guide Conduit and Cable Protection5073 Sh4 Construction Code Guide UG Cable Joints5073 Sh5 Construction Code Guide Insect Protected UG Cable Joints5073 Sh6 Construction Code Guide Warning Sign

5084 Definitions Bedding Sand5119 Electrical Connection Requirements5124 Sh1 Conduit Ducting and Protection5124 Sh2 Conduit Ducting and Protection5124 Sh3 Conduit Ducting and Protection5124 Sh4 Conduit Ducting and Protection

5199 Attach Site ID Label to Padmounted Sub and HV Switch Cabinet5200 Attaching Site ID labels to LV Dist Cabinet and LV Pillars5258 LV Generator Cable Entry Installation Instructions

03 construction practices

Documents