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West Venture

Further information: Tel: +47 51 30 90 00 • seadrill.com

GENERAL Design DP Drilling Vessel Built/year Hitachi/2000 Flag Panama Classification DNV Class notations 1A1, Drilling Vessel –

Drill (N),DYNPOS AUTRO, E0 HELDK, CRANE

MAIN DIMENSIONS/TECHNICAL Length x breadth 117 x 69 m Design water depth 1 800 m Min. water depth 70 m (Moored thruster

assist.) Drilling depth 9 000 m Variable load 5 700 mt (drilling) 5500 mt (survival) Propulsion 8 x 55 T thrusters Transit speed 10 knots Helideck S-92 Accommodation 114 persons, 57 Cabins STORAGE CAPACITIES Fuel 3108 m3 Drill water 1510 m3 Potable water 777 m3 Liquid mud 2455 m3 Base oil 250 m3 Brine 1876 m3 Barite/Bentonite 535 m3 Cement 321 m3 DRILLING EQUIPMENT Derrick 2 x MH ram rig Drawworks Ram cylinder Racking capacity 283 std. 5” DP

+ 6 std 8”DC + 6 std 9”DC

Top drive 2 x MH 650 L-HY-RR Rotary table 2 x 60 ½” Iron roughneck 2 x MH 1899 Motion compensation MH active/passive Riser tensioner 8 x 120 lbs Kips Guideline tensioner 8 x 7,57 T, Hydradyne

WELL CONTROL BOP Hydril - 18 3/4” - 15K Diverter Hydril FS21x60 - 500 psi C&K manifold WOM - 15K RISER SYSTEM Type Shaffer FT Length of joints 75 ft. Min. ID 19,75” K&C lines 3 “ ID - 15K BOP/RISER HANDLING BOP crane 2 x 60 t Riser crane 25,5 t gantry crane BOP skid 250 t Xmas tree crane 50 t Xmas tree skid 100 t MUD SYSTEM Mudpumps 4 x NOV 14-P-220 Mud pumps press.rating 7500 PSI Shale shakers 4 x Axiom AX-1 POWER Main engines 8 x Wartsila 12 V 32 LND Total power 32 MW Emergency power Wartsila 12 V 32 LND STATION KEEPING DP class DP 3 DP control system Kongsberg Anchor chain N/A Anchors N/A LIFTING EQUIPMENT Deck crane 2 x NOV/MAN Jib type Deck crane rating 60 t Auxiliary crane 1 x 5 t Cellerdeck Auxiliary crane 1 x 5 t drillfloor Pipe handling crane 1 x 6 t Pipedeck OFFLINE ACTIVITY CAPABILITY OTHER FEATURES

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TRACK RECORD WEST VENTURE

Country Operator Field / Well name Water depth (m)

Well depth MD (m)

Well type (appraisal, exploration, development HTHP etc.)

Well start date

Norway Ågotnes/CCB Transit 21.08.2015

Norway Statoil Troll/F-1 363,1 2887 m Change ot XMT

17.08.2015

Norway Statoil Troll/E-4 330,7 6400 m Development 13.06.2015

Norway Statoil Troll/F-6 329,7 4731 m P&A 27.05.2015

Norway Statoil Troll/D-5 338,23 3812 m Development 13.03.2015

Norway Statoil Troll / F-1 329.4 Development 02.12.2014

Norway Statoil Maintenance in CCB/Hjeltefjorden

Fix BOP wellhead connector

25.11.2014

Norway Statoil Troll / F-1 329.4 5459 Development 12.11.2014

Norway Statoil Troll / G-1 327.6 4070 m Development 07.09.2014

Norway Satoil CCB Yard stay 30.08.2014

Norway Statoil Fram Nord A-31 361.0 m 3641 m Top Completion

12.08.2014

Norway Statoil Troll / G-1 327,6 m 4070 m P&A 28.07.2014

Norway Statoil Troll / E-6 330,8 m 4062 m Development 12.03.2014

Norway Statoil Troll / H-2 318,1 m 1556 m Development 20.01.2014

Norway Statoil Troll / F-4 329,4 m 7720 m Development 24.08.2013

Norway Statoil Troll / H-2 318.1 m 5712 m Short PA 04.08.2013

Norway Statoil Troll / G-3 327.9 m 4288 m Change Vetco XMT

26.07.2013

Norway Statoil Troll / O-22 338,3 m Development 03.05.2013

Norway Statoil Troll / O-24 339.1 m 854,5 m Development 25.04.2013

Maintenance in Fensfjord

Change Annular

17.04.2013

Norway Statoil Troll / O-24 339,1 m 469 m Development 14.04.2013


Norway Statoil Troll / D-6 337,4 m 2066,5 Development 12.01.2013



Norway Statoil Troll / D-1 338,1 m 4525 m Development 06.12.2010

Norway Statoil Troll / Z-1 320 m 1760 m Development 30.11.2010

Norway Statoil Troll / Z-2. 317 m 2470 m Development 02.11.2010

Norway Statoil Troll / Z-1. 320 m 1760 m Development 12.10.2010

Norway Statoil Troll / N-22 348 m 6323 m Intervention 21.10.2012

Norway Statoil Troll / H-5 317.7 m 5060 M Development 02.09.2012

Norway Statoil Troll / E-5 330,7 m 3003 M Development 09.08.2012

Norway Statoil Troll / O-25 338.2 m 6739 M Development 24.07.2012

Norway Statoil Troll / K-14 319,4m 4544 M Development 13.07.2012

Norway Statoil Troll / S-41 341 m 1620 m Development 13.06.2012

Norway Statoil Troll / K-21 317,4 m 4775 m Intervention 04.06.2012

Norway Statoil Troll / N-22 348 m 6323 m Intervention 22.05.2012

Norway Statoil Troll / P-24 338.5 m 6815 m Development 05.05.2012

Norway Statoil Troll / I-12 316.2 m 1894 m Development 26.04.2012

Norway Statoil Troll / N-13 341 m 6665 m Development 12.04.2012




Norway Statoil Troll / J-22 313,5 m 3581 m Development 24.01.2012

Norway Statoil Troll / K-14 319,4 m 1706 m Development 08.01.2012

Norway Statoil Troll / G-4 327,4 m 4100 m Development 21.12.2011




Norway Statoil Troll / Q-12 335,1 m 6068 m Development 29.07.2011

Norway Statoil Troll / I-12 316,2 m 4777 m Development 09.07.2011

Norway Statoil Troll / K-12 319,4 m 5690 m Development 28.06.2011

Norway Statoil Troll / Y-24 331,5 m 3478 m Development 16.06.2011

Norway Statoil Troll / N-13 341 m 4963 m Development 08.06.2011

Norway Statoil Troll / S-14 342,4 m 5071 m Development 27.05.2011







Norway Statoil Troll / K-12 319 m 5690 m Development 30.12.2010


Norway Statoil Rig to Fensfjord to pick up 2xFMC X-TRE

Development 11.10.2010

Norway Statoil Troll / Z-1 320 m Development 03.10.2010

Norway Statoil Troll / Z-2 317 m Development 22.09.2010

Norway Statoil Troll / P-13 336,2 m 336,2 m Development 07.09.2010

Norway Statoil Troll / S-14 352,4 m 5071 m Development 10.08.2010

Norway Statoil Fensfjord/Rep.crane/ thruster


Norway Statoil Troll / Y-23 331,5 m 4999,5 m


Norway Statoil Troll / O-21 338,3 m 338,2 m Development 14.07.2010

Norway Statoil Troll / O-26 338,2 m 338,2 m Development 28.06.2010


Norway Statoil O-26 Move to Fensfjord demob.Vetco eqpm.



Norway Statoil Class 2010 West Venture in ØLEN


Norway Statoil Troll / P-13 336,2 m 5333 m Development 14.03.2010

Norway Statoil Troll / F-1 330 m 330 m Development 10.03.2010

Norway Statoil Troll / M-24 354 m 5984 m Development 05.02.2010

Norway Statoil CCB. INSTALL FMC EQUIPMENT


Norway Statoil Troll / F-1 330 m 5400 m Development 12.01.2010

Norway Statoil Troll / H-3 318 m 5888 m Development 17.10.2009


Norway Statoil Troll / H-3 316 m 5888 m Development 28.08.2009

Norway Statoil Troll / Y-23 331,5 m 4999,5 m


Norway Statoil Troll / H-6 315,8m 5133 m Development 20.07.2009

Norway Statoil Troll / X-22 327,9 m 5377 m Development 22.04.2009

Norway Statoil Troll / Y-13 333,8 m 4445 m Development 10.04.2009

Norway Statoil Troll / X-22 327,9 m 5377 m Development 18.03.2009

Norway Statoil/Hy. Troll / F-1 330 m 5400 m Development 24.02.2009

Norway Statoil/Hy. Troll / S-23 342,4 5071 m Development 09.02.2009

Norway Statoil/Hy. Troll / H-6 315,8 m 5133 m Development 26.01.2009

Norway Statoil/Hy. Troll / G-6 328 m 4574 m Development 28.12.2008

Norway Statoil/Hy. Troll / M-24 354,2 m 2200 m Development 06.11.2008

Norway Statoil/Hy. Troll / D-1 338,1 4521 m Development 28.09.2008

Norway Statoil/Hy. Troll / F-6 329,7 m 5271 m Development 24.06.2008

Norway Statoil/Hy. Troll / G-6 328 m 4574 m Development 27.05.2008

Norway Statoil/Hy. Fensfjorden Repair 21.05.2008

Norway Statoil/Hy. DP & ESD tests Test 19.05.2008

Norway Statoil/Hy. Troll / E-1 331 m 4613 m Development 11.10.2007

Norway Statoil/Hy. Troll / J-24 313,5 m 4891,5 m


Norway Statoil/Hy. Troll / X-12 338,7 m 5532 m Development 26.07.2007

Norway Statoil/Hy. Troll / D-7 337,5 m 5712,5 Development 07.07.2007

Norway Statoil/Hy. Troll / X-12 334,5 m 4837 m Development 20.06.2007

Norway Statoil/Hy. Troll / Q-21 338,7 m 5532 m Development 21.05.2007


Norway Statoil/Hy. Troll / K-24 317,4 Development 08.05.2007

Norway Hydro Troll / G-1 327,6 m 5524 m Development 14.01.2007

Norway Hydro Troll / D-7 337,5 m 5712,5 m


Norway Hydro BOP+Loop Fensfj.


Norway Hydro Troll / X-12 334,5 m 4837 m Development 13.10.2006

Norway Hydro Troll / X-23. 329 m 7230 m Development 14.09.2006

Norway Hydro Troll / G-01 327,6 m 4070 m Development 15.07.2006

Norway Hydro DP TEST Development 13.07.2006

Norway Hydro Troll / N-11 341 m 5676 m Development 24.12.2005

Norway Hydro BOP Maint. Fensfj.


Norway Hydro Troll / H-2 318,1 m 3500 m Development 25.08.2005


Norway Hydro Troll / I-14 316,2 m 7703 m Development 04.04.2005

Norway Hydro Troll / I-11 316,2 m 4448,5 m


Norway Hydro YARD STAY Development 11.03.2005

Norway Hydro Troll / J-24 313,5 m 4617,5 m


Norway Hydro Troll / F-5 329,2 m 6110 m Development 12.02.2005


Norway Hydro ORIENTERINGSTEST


Norway Hydro Troll / K-24 317,4 m 6338 m Development 12.09.2004

Norway Hydro Troll / O-14 336,2 m 6327 m Development 14.05.2004

Norway Hydro Troll / Q-21 338,7 m 5532 m Development 21.03.2004

Norway Hydro Troll / N-24 346,9 m 5440 Development 14.03.2004

Norway Hydro RIG REPAIR Development 08.03.2004

Norway Hydro Troll / N-24 346,9 4107 m Development 03.11.2003

Norway Hydro Troll / K-11 319,4 m 5520 m Development 24.08.2003


Norway Hydro Troll / S-22 341 m 6233 m Development 08.06.2003


Norway Hydro S-14 AH 342,4 m 5071 m Development 30.05.2003

Norway Hydro Troll / L-12 324,4 m 5888 m Development 22.03.2003

Norway Hydro Troll / I-32 312,9 m 5016 m Development 25.01.2003

Norway Hydro Troll / P-22 337,6 m 5311 m Development 23.01.2003

Norway Hydro Troll / L-22 328,5 m 5016 m Development 26.12.2002

Norway Hydro IN SHORE STAY Development 07.12.2002

Norway Hydro Troll / L-22 328,5 m 2690m Development 23.09.2002


Norway Hydro Troll / X-21 327,9 4720 m Development 27.07.2002

Norway Hydro Troll 31/5-5 318 m 1930 m Development 18.07.2002

Norway Hydro Troll / N-21 346,9 m 5500 m Development 13.07.2002


Norway Hydro Troll / E-6 330,8 m 3355 m Development 23.06.2002

Norway Hydro Troll / H-3 318 m 5615 m Development 22.06.2002

Norway Hydro Troll / H-5 316,3 m 4241 m Development 22.06.2002

Norway Hydro Troll / H-4 316,6 3938 m Development 20.06.2002

Norway Hydro Troll / D-8 338,4 m 3400 m Development 18.06.2002




Norway Hydro Troll / D-5 337,4 2055 m Development 16.06.2002





Norway Hydro Troll / P-23 337,6 4916 m Development 28.01.2002


Norway Hydro Troll / P-22 337,6 5311 m Development 21.01.2002

Norway Hydro Troll / O-12

336,2 4880,5 m






Norway Hydro Troll / K-21 317,4 4857 m Development 05.05.2001




Norway Hydro Troll / Y-13

335 m 4227,5 m


Norway Hydro Troll / M-14 345,1m 4985 m Development 15.05.2000

Norway Hydro lO-11 Development 03.04.2000

Norway Hydro A-18 340 m 2005 m Development 24.02.2000

West Venture

Utility stasjon pipedeck aft. ( 1 )

Electrical: Tabell utvides med antall linjer etter behov

Instrument:

Telecom:

Power Volt Freq Phase

Curr

Neut.

Loaded

System

earth

Short circuit

level

Distribution

protection

Connection

platform

Cabinet. Area

*

Tavle/

utgang

(V) (Hz) (Hz) Yes/No (S/I/R)

**

Min

(kA)

Max

(kA)

Fuse

(A)

Earth

Fault

(mA)

Description/

Type

Tag nr Modul

No/Room

Main

EN2872

4011+1B

690 50 3 I 63 Rekkeklemme JB23720011

Main

EN2872

4003+11

400 50 3 S 63 Rekkeklemme JB23720003

Main

EH2872

4004

PDB211

230 50 1 S 16 Ceag Ex

stikkontakt

EH2872

4004.44

* **

Main – Main Power S = Solidly (direkte jordet)

Emg – Emergency Power I = Isolated (isolert)

Ess – Essential Power R = Resistor (resistansjordet)

UPS – UPS Power

Function Signal type Connection

Platform

Connection temp.

Equip.

Area

Description/Type Description/Type Modul No/Room No

Loss of pressure Potensialfree

contact

IB28120050 Alarm ingen aksjoner ABB ICMS tag nr

XLA28125018

Fire Potensialfree

contact


XLA28125017

Gas Potensialfree

contact


XLA28125016

Other

ESD battery 2Systems


platform

Connection temp.

Equip.

Area

Description/Type Description/Type Modul No/

Room No

PA A/B 100V JBP24220061

Norse electronic

model 110100

PA sentral

Telephone Telefonsignal Alcatel lucent

omnivista 4760

Tlf.sentral 5352

Utilities:

Lifting capacity offshore cranes:

Crane 1m

Significant wavehight

Max.load/max.radius

2m


Max.load/max.radius

3m


Max.load/max.radius

Function Pressure Amount/flow Connection Area

(bar) Max. capac. Type Diameter Material Modul No/

Room No

Plant air

Instr.air

Sprinkler

Seawater

Freshwater

Drain

Other

West Venture

Utility stasjon testområdet. ( 2 )


Instrument:


Curr

Neut.

Loaded

System

earth

Short circuit

level

Distribution

protection

Connection

platform

Cabinet

Area

*

Tavle/

utgang


**

Min

(kA)

Max

(kA)

Fuse

(A)

Earth

Fault

(mA)

Description/

Type

Tag nr Modul

No/Room

No

Main EN1

871

4011+1B

690 50 3 No I 63 Rekkeklemme JB13710012

Main EN1

871

4003+1I

400 50 3 No S 63 30 Rekkeklemme JB13710002

Main EH1

4004

PDB111

230 50 1 Yes S 16 30 CEAG Ex

stikkontakt

EH1871

4004.36

Alternator

Dist.

Panel

440 60 3 No S 63 Rekkeklemme JB13710021

* **




UPS – UPS Power


Platform

Connection temp.

Equip.

Area



contact

Rekkeklemme

IB18110051

ABB ICMS tag nr

XLA18115015

Fire Potensialfree

contact

Rekkeklemme

IB18110051

ABB ICMS tag nr

XLA18115014

Gas Potensialfree

contact

Rekkeklemme

IB18110051

ABB ICMS tag nr

XLA18115013

Other


Telecom:

Utilities:


Crane 1m


Max.load/max.radius

2m


Max.load/max.radius

3m


Max.load/max.radius


platform

Connection temp.

Equip.

Area


Room No

PA ??W1100V Tilkoblingspunkt ?

Junction box nr ?

ABB ICMS tag nr ?

Telephone Telefonsignal Tilkoblingspunkt ?

telefon nr ?

GA



Room No

Plant air

Instr.air

Sprinkler

Seawater

Freshwater

Drain

Other

West Venture

Utility stasjon stb.boxdrager. ( 3 )


Instrument:

Telecom:


Curr

Neut.

Loaded

System

earth

Short circuit

level

Distribution

protection

Connection

platform

Cabinet

Area

*

Tavle/

utgang


**

Min

(kA)

Max

(kA)

Fuse

(A)

Earth

Fault

(mA)

Description/

Type

Tag nr Modul

No/Room

No

Main

EN1871

4011+

01B

690 50 I 63 Rekkeklemme JB13710013

Main

EN1871

4003+1I

400 50 S 63 Rekkeklemme JB13710004

Main

EN1871

4004

PDB111

230 50 S 16 Ceag Ex

stikkontakt

EH1871

4004.36

* **




UPS – UPS Power


Platform

Connection temp.

Equip.

Area



contact

Rekkeklemme

IB18110052

ABB ICMS tag nr.

XLA18115012

Fire / gas Potensialfree

contact

Rekkeklemme

IB18110052

ABB ICMS tag nr.

XLA18115011

Gas Potensialfree

contact

Rekkeklemme

IB18110052

ABB ICMS tag nr.

XLA18115010

Other



platform

Connection temp.

Equip.

Area


Room No

PA A/B 100V Rekkeklemme

JBP14210063

Nor Electronics PA sentral

Telephone Telefonsignal Rekkeklemme

JBP14210063

Telefonsentral 5351