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Shell U.K. Limited

Subsea Tree Specification

SWEEP Project

Document No. SWP-67-SH-0001

This document is the property of Shell U.K. Limited, and the copyright therein is vested in Shell

U.K. Limited. All rights reserved. Neither the whole nor any part of this document may be

disclosed to others or reproduced, stored in a retrieval system, or transmitted in any form by any

means (electronic, mechanical, reprographic recording or otherwise) without prior written

consent of the copyright owner.

REVISION HISTORY

A05 12/12/13 Design &

Manufacture

PTP-O-US

WS PTP-O-US

WR PTW-O-C

CD - - - PTP-O-US

AF

A04 06/01/12 Design & Manufacture

UIE-T-PS

WS UIE-T-PS

WR UIE-T-WS

CD - UIE-T-PS

PA UIE-T-PS

AD UIE-T-P

AF

A03 05/02/10 Design &

Manufacture

EPE-T-PS

WS EPE-T-PS

WR EPE-T-WS

CD NAM-EPE-T-WE

FH EPE-T-PS

PA EPE-T-PS

TC EPE-T-PS

AF

A02 07/12/09 Design &

Manufacture

EPE-T-PS

WS EPE-T-PS

WR EPE-T-WS

CD NAM-EPE-T-WE

FH EPE-T-PS

PA EPE-T-PS

TC EPE-T-PS

AF

A01 07/04/09 Design &

Manufacture

EPE-T-PS

WS EPE-T-PS

WR EPE-T-WS

CD NAM-EPE-T-WE

FH EPE-T-PS

PA EPE-T-PS

DR EPE-T-PS

AF

R01 16/03/09 Issued for

review

EPE-T-PS

WS EPE-T-PS

WR EPE-T-WS

CD NAM-EPE-T-WE

FH - EPE-T-PS

DR EPE-T-PS

AF

Rev Date Description Originator Reviewed

Controls

Reviewed

Well Ser

Reviewed

Well Eng

Reviewed

Proc Eng

Reviewed

Sub Proj

Approval

Sub Proj

REVISION APPROVAL

SWEEP Tree System Specification: SWP-67-SH-0001 Revision A05: 12/12/2013

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REVISION REVISION HISTORY

R01 Issued for review

A01 Issued for Design and Manufacture

A02 Document SWP-67-SH-0001 to cover UK sector requirements only.

Max CITHP now 345bar. Was 420bar.

Max Flowing Wellhead Temperature now 87 deg C. Was 96 deg C.

CO2 content reduced to 6.2 mol% (max). Was 6.5 mol%.

Formation water pH now 5 max. Was 3.5.

H2S content now 5ppm. Was 0 ppm.

SCSSV max hold open pressure = 10,000psi during fraccing added.

SCSSV max hold open pressure =10,000psi during cementing. Was

11,500psi.

Hotline requirement for Tree and Flowline Connector removed.

Production PPTT’s now directly mounted to tree and flowline mandrel

block. Back side of DBB’s to be capped with blind flange.

Injection Chemical’s changed to MEG + CI.

Chemical Injection supply tubing changed to 316 cold worked stainless

steel. Was 25%Cr Super Duplex.

Tree and Flowline Connector lock/unlock line changes on P&ID to reflect

that they are no longer ganged together.

Choke Cv now 100 max.

Control Fluid confirmed as Transaqua HT2.

AKS SCM part number confirmed as 10096095.

Sand production rates amended.

Shell specification DEP39.01.10.12Gen added to Appendix A.

Shell specification DEP61.40.20.31EPE added to Appendix A.

Shell specification MER-26-SH-003 removed from Appendix A.

Section B7 amended to capture PMI checking of 25% Cr parts prior to

fabrication.

Section B7 and B8 amended to capture new specification for super duplex

pipe welding.

7-1/16” Split Gate Header Isolation Valve now a standard feature on the

tree flowbase to allow for pipeline de-watering as well as daisy-chaining.

Appendix F updated to reflect latest P&ID requirements.

Appendix G to reflect latest controls distribution arrangements.

A03 Nomenclature for 7-1/16” Header valve now ‘FDV’. Was ‘FCV’

8” x 6” Tee in header now to be ‘barred’.

Tubing Hanger bottom connection HOLD point removed

A04 Additional CIV1 added upstream of production choke.

Additional Pressure/Temperature Sensor (FPTT2) added downstream of

production choke.

Additional DBB valve to be fitted to 7-1/16” Header 1st end tie-in flange

Tubing Hanger Box Connection now. 3-1/2” 10.2lb/ft VAM Top Box. Was

3-1/2” 9.2lb/ft VAM Top Box.


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Additional text added to specify that hydraulic couplers for XOV,

PWV,PMV,SCSSV,THAV-O,THAV-C and AMV require to be vented on

the tree fixed plate.

Material reference to barred ‘T’ removed. Was stated as 25% Cr

Welding of bars now optional.

Additional parking receptacle added to flowbase parking plate for FPTT2.

Corrosion Monitoring Spool no longer required. Reference removed

Project Representative details updated.

Appendix A&B – The following changes to material specifications have

been incorporated:-

DEP31.38.01.31 UIE now replaces ES124

DEP61.40.20.31EPE now DEP61.40.20.31UIE

EEMUA 158 deleted

Appendix E – Latest GA Arrangement drawing of SCM included for

reference

Appendix F - Tree schematic updated to capture additional CIV1 and

temperature transmitter. Jumper for APT and Choke Position Indicator now

shown as spliced jumper. Nomenclature for CIV’s updated to reflect Shell

process P&ID nomenclature.

Appendix G – Controls Layouts updated to show addition CI supply and

splicing of CPI/APT jumper. Reference to corrosion monitoring spool

removed

Abbreviation list added

A05 DNV RP B401 replaced by DEP30.10.73.10GEN and DEP30.10.73.32GEN

for Cathodic Protection

ES313 replaced by DEP30.48.00.32GEN in Section A.4

DEP 30.48.00.33EPE replaced by DEP30.48.00.31GEN in Section A.4

DEP39.01.10.32EPE replaced by DEP39.01.10.32GEN in Section A.4

DEP 30.10.02.35EPE replaced by DEP30.10.02.35GEN in Section A.4

DEP30.10.02.15GEN added to Section A.4

Section B.1 amended to capture latest requirements for process wetted

metals and also to specify 42J min average/32J min single impact energy

requirements for low alloy steels.

Section B.5 amended to capture latest bolting requirements.

Section B10.2 amended to capture lasted external coating requirements.

Fluid Cleanliness amended to SAE4059 Class 6 - Open side and Class 8 -

Close Side.

Section C.4 updated to include the coating warranty from the paint supplier

per Section 2.3 of DEP 30.48.00.31GEN


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Signatures: WS - Willie Stevenson

WR - Willie Reid

FH - Fred Huismann

CD - Calum Dinnes

AF - Andy Fitton

DR - Dave Ridgway

PA - Paul Atkinson

TC - Timothy Clark

AD - Andrew Dickson


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List of Abbreviations :

ABBREVIATION DESCRIPTION

AMV Annulus Master Valve

APT Annulus Pressure Transmitter

ASV Annulus Swab Valve

BUTA Bullnose Umbilical Termination Assembly

CITHP Closed-In Tubing Head Pressure

CIV Chemical Injection Valve

CPI Choke Position Indicator

CRA Corrosion Resistant Alloy

DBB Double Block and Bleed

DPI Dye Penetrant Inspection

FAT Factory Acceptance Test

FCL Flowline Connector Lock

FCU Flowline Connector Unlock

FDV Flowline Daisy Chain Valve

FIV Flowline Isolation Valve

FPTT Flowline Pressure and Temperature Transmitter

HP High Pressure

ID Internal Diameter

LP Low Pressure

MEG Mono Ethylene Glycol

MIV MEG Injection Valve

MPI Magnetic Particle Inspection

MWP Maximum Working Pressure

NPT National Pipe Thread

PCV Production Choke Valve

PMI Positive Material Identification

PMV Production Master Valve

PWV Production Wing Valve

PPTT Production Pressure and Temperature Transmitter

ROV Remotely Operated Vehicle

SCM Subsea Control Module

SCSSV Surface Controlled Subsurface Safety Valve

SIT Site Integration Test

TCL Tree Connector Lock

TCTV Tree Cavity Test Valve

TCTVS Tree Cavity Test Valve Supply

TCU Tree Connector Unlcock

THAV Tubing Hanger Annulus Valve

TRT Tree Running Tool

UT Ultrasonic Test

WPS Weld Procedure Specification

WPQR Welding Procedure Qualification Record

WHFT Wellhead Flowing Temperature

XOV Crossover Valve


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Subsea Production Equipment Specification

This Specification encompasses the requirements for a Tree on Mudline System to fulfill Shell’s requirements for

applications within the UK and Dutch Sector of the Southern North Sea.

GENERAL FIELD Additional Comments Field/Block 48-19,48-20,49-9,49-14,49-19,49-

20,49-24,49-25,49-26,49-30 A number of prospects may be

developed within these blocks

Well Name Generic

Well Category (Producer/ Producer with gas

lift/ Water injector / Gas Disposal)

Gas Producer

Max WHFT (wellhead flowing temperature) +87deg C (+189 deg.F) Tree System max temperature

rating is +121deg C (+250

deg.F)

Minimum flowing temp upstream and down

stream of choke

Upstream: + 4 deg C

Downstream: -70 deg C

Tree materials upstream of

production choke and on

annulus side are certified for

–29deg C.

Max CITHP (closed in tubing head pressure) 5,000 psi (345 barg)

Rating of chemical injection

system is 448 bar.

Tree System Design Pressure:-

6,500 psi (448 bar).

Sand Production (no/ yes – Quantify) 8kg/MMSm3 (Peak Rate)

4kg/MMSm3 (Average Rate)

Anticipated sand production rate

over first 5years:

Year 1 & Year 5 : 8kg/MMSm3

Years 2-4 : 4 kg/MMSm3

Sand Properties:

Size: 250microns

Density 2560kg/m3

Note: Predicted combined sand

& proppant rates specified on

SWP-67-SH-0002.

Production Chemistry – H2S , CO2, Hg 5 ppm (Max) H2S predicted

6.2 mol% CO2 (max)

Hg = 2.3µg/m3 (max)

Formation Water pH=5 max

Equipment should be rated for

sour service in accordance with

ISO 15156, DEP30.10.02.15

Gen and DEP39.01.10.12 Gen.

Water Depth 45 m (max)

Metocean Data Refer to Appendix D for wave and

current data

Additional Information Design Life for equipment is 15

years

APPLICABLE CODES AND STANDARDS

Refer to Appendix A for a list of all

applicable codes, standards and

references for the supply of goods in

relation to this specification.

MATERIAL REQUIREMENTS

Refer to Appendix B for a list of

specific material requirements for the

supply of goods in relation to this

specification.


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DOCUMENTATION

Refer to Appendix C for a list of all

documentation requirements for the

supply of goods in relation to this

specification.

COMPLETION DESIGN

The SWEEP portfolio of wells shall

adopt a slim well cemented

completion design.

Full details of the drilling fluids used

during cementing operations are

contained within specification SWP-

67-SH-0002.

The tree system shall be designed for

running in specified drilling fluids.

WELL STIMULATION

A number of SWEEP prospects have

been identified as potential prospects

for well fracturing.

The flow-wetted components of the

tree system shall be compatible with

the fracturing fluid and the tree system

designed that operational integrity of

the tree system is maintained

following proppant injection.

Full details of the fracturing fluid and

proppant are contained within

specification SWP-67-SH-0002.

TREE SYTEM DESIGN

Tree System General Overview The 13-5/8” Tree on Mudline system

shall be furnished with the

functionality as detailed in the system

schematic, Fig.1 contained within

Appendix F of this specification.

All equipment shall be PR2 tested in

accordance with ISO10423 Annex F

to cover the design temperature rating

of the equipment.

Each tree system shall be subject to

gas testing in line with PSL 3G

requirements.

In order to facilitate the daisy chaining

of wells and allow for de-

watering/pigging of the flowline the

tree system flowbase shall be

furnished with an 8” header complete

with a 7-1/16” 10k split gate valve.

The flowbase shall utilize a 6”

flowline spool tee’d into the 8” header.

Note: The 7-1/16” 10k daisy

chain split gate valve, FDV

complete with DBB facility

shall be free issue equipment

to the tree vendor. Unless

otherwise stated all other

items of equipment, shall be

supplied by the Tree Vendor.

The 8” branch ‘T’ shall have

7-1/16” BX-156 10k rated

flanges with one single 5-1/8”

BX-169 10k rated flange for

connection onto the 6”

flowbase spool. The ‘T’ shall

be of ‘barred’ design in

accordance with

DEP31.40.21.30-Gen, Fig G.

The bars shall be of same

internal CRA material as body

of ‘T’. If bars are welded the

Tree Vendor to ensure that

WPS/WPQR’s to cover full

penetration welds at –70 degC


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The header shall also incorporate a

Double block and Bleed sandwich

valve to permit isolation

checks/venting prior to performing a

2nd end tie-in or installation of the pig

launcher.

Both ends of the 8” header shall be

furnished with pressure retaining blind

flanges.

All thermal loads resulting from well

start-up, steady state production and

shutdown shall be considered during

the design process.

Accidental loads resulting from

fishing interaction shall not be

transmitted into the header

pipework/valve arrangement.

The header pipework/valve

arrangement shall be supported from

the flowbase structure with due

consideration given to compliance

within the mounting arrangement.

Installation of the tree system shall

take place from a conventional/non-

conventional J.U.D.R. (Jack-Up Drill

Rig).

design temperature are in

place and submit to the

COMPANY for approval.

The DBB sandwich valve

shall be 7-1/16” BX-169 10k

rated.

Tree Control System Architecture Figures 2 and 3 contained within

Appendix G of this specification

outline the controls distribution

requirements for both a single well

cluster and daisy chain well option.

Electrical and Hydraulic services to

the tree are provided by means of an

umbilical terminating with a bullnose

head (BUTA). All hydraulic and

electrical supplies to the control

module from the BUTA shall be

achieved via single hydraulic/electrical

lines with diver mateable connector

either end.

The daisy chain well shall

accommodate an additional BUTA for

ongoing electrical/hydraulic services

to the second well.

The primary BUTA supplying

electrical/hydraulic services from the

host platform shall be mounted on the

control module side of the flowbase

structure. The secondary BUTA

supplying electrical/hydraulic services


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to the outer well shall be mounted on

the side of the flowbase structure

opposite the 8” header.

A modular design approach shall be

adopted for the BUTA mounting

design to allow for tree system

adaptability between single well and

daisy chain options.

Hydraulic distribution from the control

module to the tree shall be achieved

using a single 12 way flexible hose

bundle. At the control module end

each hose bundle shall terminate onto

a common stabplate. At the opposing

end, the hose bundles shall be broken

out into single pigtails for connection

onto a fixed bulkhead plate using diver

mateable couplers. On the reverse side

of the bulkhead hydraulic tubing shall

be used to mechanically complete the

hydraulic lines to the respective tree

function.

Note: Welded connections shall be

used wherever possible on all

hydraulic and chemical injection lines.

The tree vendors shall ensure

that all hoses/bundles and

hydraulic tubing are

adequately clamped/tied to

prevent damage resulting from

vibration due to high seabed

currents.

The controls vendor shall

supply the fixed bulkhead

plate fully populated with

couplers complete with

300mm long stubs to allow

interfacing with the tree

tubing.

Main Tree Valves All main tree valves shall be

hydraulically actuated failsafe closed

with ROV override and shall have

visual indication of stem travel.

Valves shall have bi-directional

sealing with metal-to-metal seals on

the downstream gate/seat/body

interface.

Note: Vented couplers for the

following tree functions shall

be utilised on the tree fixed

stabplate to ensure the valve

control lines remain free of

trapped pressure and valves

can failclose once outboard

production stabplate or

workover plate is removed:-

XOV,PWV,PMV,AMV,

SCSSV, THAV-O, THAV-C

Crown Plugs (if applicable) All crown plugs shall have metal-to-

metal sealing

Choke requirements (Production/ Injection/

Gas lift)

Production Choke Only

Hydraulic/Chemical Instrumentation Tubing All chemical injection and controls

tubing shall be designed, fabricated

and tested in accordance with ASME

B31.3. All lines shall be hard piped

and adequately secured. Welded

fittings shall be used wherever

possible, if welded fittings are not

practical, vibration resistant fittings

shall be utilized.

Note: Compression/NPT fittings are

not permissible on process

wetted/chemical injection lines.

All chemical and hydraulic shall be

flushed in accordance with SAE

AS4059 Class 6.

Specific tubing requirements

are stated on the key diagram

within Appendix F.


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Chemical Injection ( one, two or three

penetrations )

3 penetrations are required for

Hydrate prevention and Corrosion

Inhibition.

MIV

1 penetration required upstream of

production choke and wing valve for

Mono-Ethylene Glycol (MEG)/CI

injection during start-up. Start-up

injection rates are expected to be

approx 2.0m3/hr.

CIV-1

1 penetration required upstream of

production choke between wing valve

and choke for CI injection. Injection

rates are expected to be approx

2.0m3/hr.

CIV-2

1 penetration required downstream of

production choke for MEG/CI

injection during start-up and normal

production. Injection rates are also

expected to be approx 2.0m3/hr.

Controls vendor to provide bulkhead

mounting plate complete with diver

mateable couplings on tree frame

adjacent to control module to allow

hook-up of chemical injection supply

lines from umbilical.

Earthing strap also to be provided.

Fixings to be provided by Tree

Vendor.

Size and material selection of couplers

to be confirmed via interface

management process.

MIV Line:

316 Cold Worked Stainless

Steel M/P Tubing 3/4” OD x

0.438” ID. All wetted fittings

to be 316 Cold Worked SS ¾”

M/P. 316ss 3/4” M/P anti-

vibration collet and gland

assemblies to be used for tube

termination.

MIV bore ID = 0.5” ID

CIV-1 Line:








termination.

CIV-1 bore ID = 0.5” ID

CIV-2 Line:








termination.

CIV-2 bore ID = 0.5” ID

Additional QA checks to be

put in place to ensure correct

material grade of tubing is

used. Inspection by PMI

(Positive Material

Identification) unit to be

utilized.

Downhole Chemical injection- (type and

pressure )

Not required

DHPT / D/H metering

Not required

Down Hole Fibre Optics

Not Required

SCRAMS / DTM Not Required


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SCSSV pressure rating (Production / Annulus) Production SCSSV required

Recommended hold open pressure –

CITHP+1900+500 psi. (during

production)

Maximum Hold Open Pressure –

10,000psi (during cementing)

Maximum Hold Open Pressure –

10,000psi (during fraccing)

The SCSSV line to be rated to

10,000psi MWP.

Note:

During completion operations

the maximum hold open

pressure of 10,000psi shall be

maintained in W/O mode.

During normal production

operations the recommended

hold open pressure shall be

maintained via the SCM.

Fraccing operations shall be

performed with the tree in-situ

via the W/O riser.

Flowmeter ( gas lift ) – state required DP range Not Required

Pressure and Temperature Transducers

(PPTT – Production Inboard)

(FPTT1 – Production Outboard)

(FPTT2 – Production Outboard)

(APT – Annulus Inboard)

Tree mounted combined pressure and

temperature sensors to be fitted to the

production side inboard and outboard

of the choke valve. Transmitters shall

be mounted direct to the tree to allow

for accurate measurement of

temperature.

Additional combined pressure and

temperature sensor to be fitted to DBB

valve downstream of choke. (Refer to

Fig.1 Appendix F)

Pressure Transmitter required on

Annulus side only. (See note below

regarding mounting).

Production Inboard

Transmitter to be 0 – 150

deg.C. 4-20mA, 0-700bar

flange mounted.

Production Outboard

Transmitters to be -70 /+120

deg.C, 4-20mA, 0-700bar

flange mounted

Annulus Transmitter to be 4-

20mA, 0-700bar flange

mounted.

Diver Operable DBB’s

Diver operable Double Block and

Bleed valves to be provided to allow

for barrier isolation verification prior

to intervention by divers. DBB’s to be

located between the following valves

1) PMV and PWV

2) PWV and FIV

3) AMV and ASV1

Note: It shall be permissible to mount

the annulus pressure transmitter

directly onto the DBB valve to allow

for future diver replacement. DBB

Valves shall be fully accessible during

diving operations. [Production Side

DBB’s to be accessible without

removing canopy].

Choke Position Monitoring Choke position monitoring also

required via SCM for Production

Choke

SCM – ( 5th Generation control module, c/w

mounting base - standard )

Aker Solutions (AKS) SCM

Part No. 10096095

See Appendix E for

dimensional details.


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HP Operating Pressure: 517 bar

LP Operating Pressure: 207 bar

LP Supply accumulation supplied by

AKS.

The SCM shall be furnished with

lifting appendage to aid in diver

removal.

Max design HP operating

pressure: 690 bar

Further information shall be

provided at contract award via

the formal interface process.

Control Module HydraulicFunctionality SCM Hydraulic Functionality:

HP Services:

SCSSV (PSSV)

LP Services:

PMV

PWV

AMV

XOV

THAV-Open

THAV – Close

PCV (open/close)

MIV

CIV-1

CIV-2

Note: The HP supply is

obtained using a HP intensifier

mounted external to the

control module.

Workover Controls The following tree valves and

functions shall be capable of being

operated in workover control mode:-

SCSSV

PMV

PWV

AMV

ASV1

ASV2

XOV

THAV-Open

THAV - Close

TCTV

TCTVS

FCL

FCU

TCL

TCU

Note: It is assumed that

methanol delivery during

installation and workover shall

be provided via the TRT (Tree

Running Tool) Interface.

Note: In workover mode it

shall not be possible to

function the main

tree/flowline connectors from

the HPU/workover panel.

Control Fluid Water Based Control Fluid Castrol Transaqua HT2

Fluid cleanliness to SAE

Class6 (Open Side)/Class 8

(Close Side) of Actuators

Additional Accumulation (return / supply ) Tree vendor to supply return side

accumulation for all hydraulically

actuated tree valves in production

mode.

Transfer barrier accumulation to be

supplied by Tree vendor for

workover/installation mode

Design capacity to be verified.

Refer to P&ID’s in Appendix

F and standard set-up for

5”x2” dual bore frame

agreement tree.

Tree Electrical/Hydraulic Jumper Parking The following hydraulic functions

shall require parking on the xmas tree

in close vicinity to the control

Refer to Appendix G for

hydraulic distribution

arrangement.


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module:-

SCSSV

THAV-C

THAV-O

PMV

AMV

XOV

PWV

MIV

CIV-1

CIV-2

PCV-Open

PCV-Closed

Return Line

The following electrical functions

shall require parking on the tree:-

CPI /APT – choke position

indicator/annulus pressure sensor

spliced jumper

PPTT – Production

pressure/temperature sensor jumper

The controls vendor shall supply all

necessary parking plates complete

with dummy couplers to facilitate

parking of the above function lines in

the event of SCM changeout. The

parking plate shall be cited adjacent to

the control module for diver access

and shall be furnished complete with

earthing strap. Fixings to be provided

by Tree Vendor.

ESP – (coupler type and no ) Not required

Thermal Insulation ( Specify ) None

Tree and Flowline Connector Main tree and flowline connectors

shall have provision for hydraulic and

mechanical contingency release of the

connectors.

A facility to allow function testing of

the tree and flowline connector on the

rig / shop floor shall be provided

ROV Valve Interfaces All ROV interfaces, unless otherwise

stated shall be in accordance with

ISO13628-8 and shall be read in

conjunction with the details contained

within EP200601205487 Appendix H.

All hydraulically operated tree and

choke valves shall be furnished with

ROV overrides in accordance within

EP200601205487 Appendix H.


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TUBING HANGER

Tubing Hanger Details Concentric Hanger Design

Bottom Connection Size: 3-1/2” 10.2

lbs/ft VAM TOP Box

Suspension plug profile: 2.885" AVA

Pup joint supplied and fitted

by Shell approved sub-vendor

Additional Information

FLOWBASE

Type – (Remote Satellite or Daisy Chain) Both options to be provided

All flowbase pipework shall be

designed to be free draining.

Refer to P&ID in Appendix F

and Appendix G for daisy

chain configuration.

Design of process piping must

take into account deflection of

WPS due to snag loading and

any thermal expansion

associated with the flowline.

Daisy chain header size – (6”/ 8”/ 10”) 8”

Header rating – pipeline design pressure 6,500 psig

Tie-in – (diver or ROV) Diver tie-in

UTA tie-in – (cradle or hang off / diver /ROV) Diver tie-in

Additional chemical valve- (manual /

hydraulic)

None

Thermal Insulation ( Specify ) None

Sand detector. Yes Acoustic clamp on non-

intrusive device. Supplied by

controls vendor.

Diver Operable DBB’s As described in the tree system

general overview section the 8” header

shall incorporate a Double block and

Bleed sandwich valve to permit

isolation checks/venting prior to

performing a 2nd

end tie-in or

installation of the pig launcher.

In addition a DBB valve shall be

provided at the 1st End Header Tie-in

flange to allow pressure testing prior

to blind flange removal and tie-in.

Refer to P&ID in Appendix F.

Protection structure – (none / cocoon /

independent)

Protection structure required.

The well protection structure shall be

designed to withstand the fishing

interaction loads as defined in Section

2.5, Table2-2 and Section 2.6, Table2-

3 of Boreas Report No.

5075215/001/BR09002 Rev A.

The well protection structure shall also

be designed to resist accidental loads

from dropped objects in accordance

with Section 2.7, Table2-4 of Boreas

Report No. 5075215/001/BR09002

Rev A.

The protection structure shall

be designed to prevent

beam/otter board entry such

that any risk of damage to the

UTA’s and the daisy chain

valve arrangement housed

under the protection structure

is avoided.

If the protection structure is

designed to be snag free

overtrawl load and impact

loads need only be considered.

Note: The control module and

choke insert shall be capable

of being retrieved via a hinged


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aperture in the protection

structure without the removal

of the canopy. The protection

structure shall also be tolerant

to seabed scour of up to

2metres.

Tie in flange type – (fixed / swivel / GSR

multibore/ GSR mono bore etc)

7-1/16” BX-156 10k ISO10423 weld

neck flange.

Umbilical Termination Assembly (UTA) The UTA for each well shall be

positively clamped to the well

protection structure frame and shall be

adequately protected to safeguard

against beam/otter board impacts

The well protection structure shall

provide an additional facility for the

mounting of a second UTA when the

daisy chain option is required

Padeyes shall be provided to

aid in the installation of the

UTA with the protection

frame. Padeyes shall be rated

for an 8.5 Tonne S.W.L.

Flowbase Electrical/Hydraulic Jumper Parking The following hydraulic functions

shall require parking on the flowbase

structure in close vicinity to the

control module for Xmas tree

recovery:-

LP Supply Line

MI Supply

CI Supply 1

CI Supply 2

Return Line

The following electrical functions

shall require parking on the flowbase:-

Power/Comms Jumper

Sand Detector Jumper

FPTT1 – Flowline


FPTT2 – Flowline


The controls vendor shall supply the

necessary parking plate fully

populated with receptacles to allow

parking of the above functions,

including earthing strap. The xmas

tree vendor shall supply all necessary

fixings.

Final design and position of

parking plate to be agreed at

design freeze, but shall permit

Diver access.

Corrosion Monitoring Not Required

ROV Valve Interfaces The following flowbase valves shall

have a Class IV rotary torque interface

in accordance with ISO13628-8 Fig

18.

FIV

FDV (free issue supply)

Additional Information All system components including and


of 29

downstream of production choke to

tie-in point to be rated to –70deg C

GAS LIFT CHOKE – 10000 psi MWP

Trim Not Required

CV

Characteristics

PRODUCTION CHOKE – 10000 psi MWP

Trim 4” HF – LCV

–70 deg.C. rating.

CV 100

Characteristics Equal %

Subsea Tree Systems Eng: Willie Stevenson Tel: 01224 884182

Controls System Eng: Willie Reid Tel: 01224 882112

Project representative: Andrew Dickson

Tel: 01224 883464

Well Eng: Calum Dinnes

Graeme Henderson

Tel: 01224 887254

Tel: 01224 881456

Project Delivery: Refer to Specific Purchase Order


of 29

Appendix A: Codes and Standards

The Vendor shall apply the latest edition (and any superseding documents) of the following

Normative References (Legislation, Codes, Standards, Specifications, and HSE Approved

Codes of Practice (ACOPs) and Guidance Notes) when using this Specification.

The Vendor shall not deviate from their requirements without the COMPANY’S prior

agreement. Where any ambiguity in, or conflict of, requirements occur, the Vendor shall refer

to the COMPANY for advice in interpreting and establishing the requirements.

It is Vendor’s responsibility to ensure that current standards are being used, including the

implementation by sub-contractors.

A.1 Health and Safety

Refer to Section 3.3 of Shell specification EP200601205487.

A.2 Verification

Refer to Section 3.4 of Shell specification EP200601205487.

A.3 Principle Codes for Design, Construction and Operation

Document No. Title

DNV RP F112 Design guideline for duplex stainless steel used for

subsea equipment exposed to cathodic protection.

ISO 13628- 1 Petroleum and Natural Gas Industries – Design and

Recommendations

ISO 13628 – 2 Flexible Pipe Systems for Subsea and Marine Application

ISO 13628 – 4 Subsea Wellhead and Tree Equipment

ISO 13628 – 5 Subsea Control Umbilicals

ISO 13628 – 7 Completion Workover Riser Systems

ISO 13628 – 8 Remotely Operated Vehicle (ROV) Interfaces

ISO 13628 – 9 Remotely Operated Tool (ROT) intervention systems

ISO 10423 Specification for Valves and Wellhead Equipment. As

referred in ISO 13628-4

ISO 15156 Materials for use in H2S containing environments in oil

and gas production. Supersedes NACE MR-01-75.

ASTM B165 Nickel Copper Alloy (UNS N04400) Seamless Pipe and

Tube.

ASTM A182 Specification for Forged or Rolled Alloyed Steel, Pipe

Flanges, Forged Fittings and Valves and Parts for High

Temperature Service

EEMUA 194 Guidelines for Material Selection and Corrosion Control

for Subsea Oil and Gas Production Equipment

ISO 10204 Metallic Products – Types of Inspection Documents


of 29

Document No. Title

SAE AS4059 Aerospace Fluid Power –Cleanliness Classification for

Hydraulic Fluids

A.4 Company Standards

Document No. Title

DEP30.48.00.32GEN Coating of Fasteners

DEP31.38.01.31UIE Welding and Inspection of Process and Utility

Pipework, Vessels and Equipment at Land and

Offshore Facilities

DEP 30.10.02.35GEN Technical requirements for the supply of components

in 6% Mo, 22% Cr Duplex and 25% Cr Super Duplex

Stainless Steel

DEP31.40.20.34GEN Welded and Seamless Duplex and Super Duplex

Stainless Steel Line Pipe (Amendments/Supplements

to API Spec 5LC)

DEP31.40.21.34GEN Carbon and Low Alloy Steel Pipeline Flanges for use

in Oil and Gas Operations (Amendments/Supplements

to ISO15590-3)

DEP 31.40.20.33GEN Linepipe Induction Bends (Amendments/Supplements

to ISO 15590-1)

DEP31.40.21.30GEN Pipeline Fittings (Amendments/Supplements to ISO

15590-2)

DEP31.40.20.37GEN

Linepipe for Critical Service

(Amendments/Supplements to ISO 3183-3)

DEP 30.48.00.31GEN Protective Coatings for On-and offshore Facilities

DEP39.01.10.32GEN Specification of Nickel Base Alloy 718 (UNS

N07718) for Oil and Gas Drilling and Production

Equipment (Amendments/Supplements to API6A 718)

DEP39.01.10.11GEN Selection of Materials for Life Cycle Performance

(EP) – Materials Selection Process

DEP39.01.10.12GEN Selection of Materials for Life Cycle Performance

(EP) – Upstream Equipment

DEP30.10.02.15GEN Materials for use in H2S containing environments in

Oil &Gas Production (Amendments/Supplements to

ISO15156:2009)

DODEP02.01B.03.02 Functional and material requirements for non-metallic

seal materials

DEP38.80.00.11EPE

EPE Wells Barrier Requirements (TS02)

DEP61.40.20.31UIE Welding of Super Duplex Pipelines.

Amendments/Supplements to BS4515 Part2. DEP30.10.73.10 GEN Cathodic Protection


of 29

Document No. Title

DEP30.10.73.32 GEN Cathodic Protection Systems for Subsea Pipeline and

Hardware (Amendments/Supplements to ANSI/NACE

SP0607-2007/ISO15589-2)

EP200601205487 Specification for Subsea Well Flow Control Assembly

4610015672 EPE Subsea Xmas Trees and Wellheads Contract

SWP-F-10-SH-0001 SWEEP Project Basis for Design

SWP-67-SH-0002 Well Stimulation and Completion Fluid Requirements

for SWEEP wells.

Boreas Report Number

5075215/001/BR09002

Updated Fishing Loads - Subsea Structure Design

Shell UK Ltd

A.5 Dutch Standards

Document No. Title

- Mining Regulations of the Netherlands (2003).


of 29

Appendix B: Material Requirements

B1 General

All materials shall comply with the material inspection and test requirements of ISO 10423

Section 5 to PSL 3, DEP39.01.10.11Gen and DEP39.01.10.12Gen, supplemented by the

following requirements of this section.

Low alloy steel forgings shall be impact tested to the minimum design temperature in both

longitudinal and transverse directions and meet the specified acceptance criteria of 42J

minimum average value and 32J minimum single value.

All materials in contact with process fluid shall conform to the requirements of ISO 15156

DEP30.10.02.15GEN and DEP39.01.10.12Gen.

All elastomeric components must be compatible with the exposure fluids over the temperature

and pressure range of the equipment, and where appropriate be materials proven to be

explosive decompression resistant.

B2 Material Class

The production bore of the tree system shall be in accordance with ISO10423 Material Class

H-H.

The annulus bore of the tree system shall be in accordance with ISO10423 Material Class

E-E.

All seal surfaces, ring grooves and valve cavities shall be inlayed with Alloy 625.

B3 Weld Inlay/Overlay

The minimum thickness of inlay/overlay applied shall be no less than 3mm and shall be

applied in two phases. The maximum iron content shall be 10% at the finished surface.

B4 Gaskets

All production gaskets shall be furnished in Alloy 825 (HB 160 max).

B5 Bolting

All pressure containing and structural steel bolting shall in accordance with

DEP39.01.10.12GEN Section3.2.12 and ISO13628-4 Section 5.3.1.5. A 10% MPI inspection

shall be undertaken on each batch. Bolts and nuts shall also be batch hardness tested to

BS6001 and shall be coated in accordance with DEP30.48.00.32GEN.

B6 Certification Level

All 22% and 25% Cr materials shall be certified in accordance with EN10204 Type 3.2. (Note

– This requirement shall take precedence over DEP30.10.02.35GEN Section 4.3)


of 29

All other materials shall be certified to EN10204 Type 3.1.

B7 Additional Requirements for 25% Cr Stainless Steel

All subsea equipment fabricated from 25%Cr SS subject to cathodic protection (CP), shall be

designed to avoid hydrogen induced stress cracking (HISC). The required design criteria are

detailed in the specification ‘Design guideline for duplex stainless steel used for subsea

equipment exposed to cathodic protection’- DNV RP F-112 and EEMUA 194 Appendix III.

All welding and inspection shall be carried out in accordance with DEP61.40.20.31UIE.

Prior to welding of 25% Cr SS components all parent material and filler wire shall be subject

to 100% PMI (positive material identification).

The design criteria detailed in this document shall apply in addition to fulfilling requirements

of the applicable company, national or international standards governing the design.

B8 Welding

All welding undertaken during the manufacture of the equipment shall be performed, where

production methods allow, with procedures in accordance with ISO 10423 Section 6 to PSL

3. Company specifications DEP31.38.01.31UIE and DEP61.40.20.31UIE shall also apply,

where applicable.

The Vendor shall supply a weld map for all welding activities associated with pressure

containing/controlling parts.

Weld repairs to forgings are prohibited by the COMPANY.

All welding procedures shall be APPROVED by the COMPANY.

B9 Padeyes

All Padeye base plate material shall be subjected to through thickness mechanical test checks

and NDE lamination checks prior to the commencement of any welding activities. The NDE

inspection records shall form part of the final documentation submitted to the COMPANY.

B10 Corrosion Control

B10.1 Internal Corrosion Allowances

No corrosion allowance need be applied to Duplex SS pipe or fittings if selected. An

erosion allowance however shall be accounted for in the design.

B10.2 External Corrosion Protection

External corrosion protection for the subsea equipment shall be provided by a

combination of anti-corrosion coating and sacrificial anodes.

The cathodic protection system shall protect all pipe-work, valves and structural

steelwork for the defined design life. The cathodic protection system shall be


of 29

designed to supplement the coating system and shall be in accordance with

DEP30.10.73.10GEN and DEP30.10.73.32GEN

The anti-corrosion coating system shall be in accordance with DEP.30.48.00.31GEN

as applicable to the design temperature.


of 29

Appendix C: Documentation Requirements

C1. Formats

All text documents shall be supplied A4 size in .pdf format.

All drawings shall be supplied A3 size in .pdf format.

C2. Units of Measure

The Imperial system of units shall be used throughout. Any system stack-up drawings shall

be supplied in dual units (Imperial units with SI units in parentheses).

C3. Documents for Review

The Vendor shall not begin fabrication work until such times that all design documentation

submitted for review has been acknowledged by Shell and possible comments have been

incorporated.

The Vendor shall also issue a Master Document List (MDL) for review and approval

identifying all the documents being supplied by the Vendor and highlighting those required

for review by the company. The MDL shall be approved by the company prior to the onset of

procurement activities and fabrication work.

It is the preference of the COMPANY that the Vendor uses LiveLink for Document review,

distribution and storage. This is a web based system which allows for efficient transfer and

storage of large document files.

Documents submitted for review will be returned within 15 working days.

Any document returned to the vendor for revision shall be re-submitted within 10 working

days complete with revisions clearly flagged for ease of identification.

C4. Final Documents

On completion of the provision of the GOODS, or when requested by the COMPANY, the

Vendor shall provide the data books complete with contents as listed below.

Under cover of a transmittal the vendor shall supply one bound copy plus two electronic

copies on CD.

The Vendor data books shall be bound in A-4 heavy duty binders with transparent pockets on

the cover and spine and 4 hole ring binder mechanisms. Each section shall be separated by

using numbered dividers with each book clearly indexed.

C4.1 Data Book 1 – Mechanical Completion Dossier

Certificate of Compliance

Certificate of Ownership

Velosi Inspection Release Certificate

DNV Inspection Release Certificate


of 29

DNV Design Review Certificate

DNV Product Certificate Lifting Certification

Suppliers Punch List

Concessions complete with Index

Interface Register complete with Index

Suppliers Master Document List

C4.2 Data Book 2 – Design Reports and Test Documentation

As Built Drawings complete with Bill of Materials

Design Premise

Performance Standards

Design/Analysis Reports

FAT Procedures

SIT Procedures

C4.3 Data Book 3 – Manufacturing Records

The following manufacturing data shall be provided for all pressure containing, pressure

controlling (including valve gates and seats) and main load bearing components forming the

subsea tree system. This data book shall be sub-catagorised such that all relevant records for

the main assemblies and sub-assemblies are retained together. For example tree connector

assembly, choke assembly, production valve block assembly, flowline connector assembly

may all form sub-sections within the data book.

Material Certificates

Sub-supplier Certificate of Conformance

Hardness Test Report

Impact Test Report

Heat Treatment Report

NDE Report (DPI, MPI, UT and Radiographic) including calibration records

Micro Structure Report (if applicable)

Pitting Corrosion Report (if applicable)

Dimension Inspection Report

Weld Overlay Thickness Report (if applicable)

Coating Report and Coating Warranty from Supplier

WPQR

Weld Record/Weld Map

PMI (Positive Material Identification) Report/Record

Weight Record

Hydrostatic Test Report

Gas Test Report (if applicable)

FAT Record

SIT Record


of 29

C4.4 Data Book 4 – Installation Operating and Maintenance Manual

This data book shall provide a detailed description of the following:-

Preservation, Storage and Transport of the equipment

Installation and commissioning of the equipment

Operation and Maintenance of the Equipment


of 29

Appendix D: Metocean Data


of 29

Appendix E: Subsea Control Module

03

03

03

03

03

Proprietary informationThis document contains Aker Subsea legal entity proprietary and confidential information that is legally privileged and is intended only for the person or entity to which it is addressed and any unauthorised use is strictly prohibited.

It is provided for limited purpose and shall not be reproduced, stored electronically, transferred to other documents, disseminated or disclosed to any third parties without the prior written consent of the relevant Aker Subsea legal entity. Any attachments are subject to the specific restrictions and confidentiality regulations stated therein and shall be treated accordingly.

The document is to be returned upon request and in all events upon completion of use for which it was provided.

UNLESS OTHERWISE SPECIFIED DIMENSIONS ARE IN MILLIMETRESALL STANDARDS REFERRED TO SHALL BE THE CURRENT ISSUE

TM

part of Aker

AkerSolutions

A1

Initiated IFC

03

25.05.2010

10000878428

COUTTS, GRAEME

10096095

SEE BOM FOR MATERIALS

COUTTS, GRAEME

Title

Modified by

Checked by

Approved by

Originator

Material no. (part)

Material spec.

Document no.

Release date

Doc. ver.

Reason for issue

ECO no.

Size Sheet no.

SUBSEA CONTROL MODULEGA/IFACE

Plant

121Est. weight

820

1103

1602 (

MIN

)

60°

402 (

ES

TIM

AT

ED

C O

F G

)

A

E E

LIFTING PADEYES TO SUIT 7/8" PIN4.75 TONNE SWL SHACKLE TO

US FEDERAL SPECIFICATIONRR-C-271D TYPE IVA CLASS 3

4 POSNS

N2 PRECHARGE120 BARG

N2 PRECHARGE400 BARG

10-20mmHIGH

CHARACTERS

200

MAX SLING ANGLEBETWEEN DIAGONALLYOPPOSITE LEGS

SEM

LP SUPPLYACCUMULATOR

HP SUPPLYACCUMULATOR

810-20mm HIGHCHARACTERS

8

10-20mm HIGHCHARACTERS

SHEET 2

26

2443 17

6924

69 24

8

8

SHEET 3

370

680

1195

B

03

03

03

03

03

03

03

DETAIL F

3127EARTH POINTM12 - 19 A/F

1

2

3

456

7

8

910

1112

1

2

6057 28

20

2422

25

21

28

S1 S3 S7

23

26

xxxkg FRONT

10

23

40-60 WIDE

8

4 POSNS

2

S6

RET

LP

8

81

82

2

2 4

814

815

9

SHEET 3

56 572

28

2 POSNS

3

32

3

3

8

47

SCSSV

8

81

CIV-2

RATIO2.5:1

8

MAxxx 10

47

822

570 (ESTIMATED C OF G)

334 (

ES

TIM

AT

ED

C O

F G

)

03

0303

03

03

VENT

152 POSN

41 42 432 4

26

26

8

29

542

23

2323

23

DETAIL F

3336

RELIEF/DRAIN

37

2

2

TORQUE TABLEM6 A4/70 OR A4/80 7NmM8 A4/70 OR A4/80 17Nm

M10 A4/70 OR A4/80 33NmM12 A4/70 OR A4/80 57NmM16 A4/70 OR A4/80 140NmM20 A4/70 OR A4/80 270Nm

C

B

A

D

E

1 6 742 3 5 8 9 10 11 12 13 14 15 16

F

G

H

I

J

K

L

2 1065 127 91 143 13 16154 118

I

F

D

L

B

C

H

G

J

E

K

A

1 of 3

NOTES

1 TIGHTENING TORQUES FOR ALL THREADED FASTENERS TO BE AS FOLLOWS UNLESS OTHERWISE STATED

2 ESTIMATED WEIGHT IN AIR (OIL FILLED) 1180KgESTIMATED WEIGHT IN WATER (OIL FILLED) 850Kg

3 APPLY GASKET COMPOUND ITEM 103 TO MATING FLANGE FACESIN ACCORDANCE WITH MANUFACTURERS INSTRUCTIONS.DO NOT ALLOW COMPOUND TO CONTACT 'O' RING SEAL

4 NPT FITTINGS TO BE ASSEMBLED USING HYDRAULIC SEALANTITEM 104 APPLIED TO MALE THREADS ONLY

5 FOR RELEVANT WELD, INSPECTION AND NDT SPECIFICATIONSREFER TO DOCUMENT ON BOM HEADER

6 WELD SYMBOLS TO BS EN 22553

7 PAINT WELD & DAMAGED AREAS IN ACCORDANCE WITH PAINTSPECIFICATION SHOWN ON BOM HEADER

8 BLACK PAINT STENCIL CHARACTERS 20/30mm HIGH UNLESSOTHERWISE STATED AS SHOWN USING ITEMS 107 & 108 INACCORDANCE WITH SPEC ON BOM HEADER

9 WEIGH COMPLETED ASSEMBLY AFTER OIL FILL & BLACK PAINTSTENCIL WEIGHT IN 30/50mm HIGH CHARACTERS AS SHOWNUSING ITEMS (107 & 108) IN ACCORDANCE WITH SPEC ON BOMHEADER

10 BLACK PAINT 'FRONT' & 'BACK' WHERE SHOWN & MODULE ADDRESS IN INDICATED AREA IN 30/50mm HIGH CHARACTERS USING ITEMS (107 & 108) IN ACCORDANCE WITH SPEC ON BOM HEADER

11 FOR QSP. SEE PROJECT QUALITY PLAN ON TOP ASSEMBLY BOM

12 SPARINGLY COAT 'O' RINGS WITH GREASE ITEM 102

13 APPLY GREASE (ITEM 102) TO CONTACTING SURFACE AND STEMBARREL SEAL OF BLADDER

14 DIMENSIONS ARE NOMINAL UNLESS OTHERWISE STATED & MUSTNOT BE CHANGED WITHOUT CLIENT AGREEMENT

15 MARK NAME AND LOAD PLATE WITH RELEVANT INFORMATION(METAL STAMP 4mm HIGH CHARACTERS)

16 ALL THREADED FASTENERS TO BE ASSEMBLED USING LOCKINGCOMPOUND ITEM 105

17 ENSURE SOUND ELECTRICAL CONTACT BETWEEN SEM (ITEM 2) AND HYDRAULIC SUB-ASSEMBLY (ITEM 1) (<0.1 OHM)

18 SCM WIRING TO BE MADE IN ACCORDANCE WITH ELECTRICALSCHEMATIC USING ITEMS IDENTIFIED ON SCM WIRINGCONSUMABLES ITEM 100

19 AFTER PAINTING ENSURE A SOUND (<0.1 OHM) ELECTRICAL CONTACT EXISTS BETWEEN EXTERNALLY FASTENED COMPONENTS. CONTINUITY MUST BE ASSURED WHEN ASSEMBLED TO MOUNTING BASE (0.5 OHM MAX)

20 PROTECTIVE CAPS & COVERS TO BE FITTED AT ALL TIMES

21 CATHODIC PROTECTION TO BE PROVIDED BY OTHERS

22 SURFACE AREAS :CARBON STEEL - PAINTED -5.3mST. STEEL - UNPAINTED 2.4m

23 BLACK PAINT AREA INDICATED USING ITEMS 107 & 108 IN ACCORDANCE WITH SPEC ON BOM HEADER

24 ENSURE SIGNED ACCUMULATOR PRE-CHARGE WARNING LABEL(ITEM 69) IS FITTED (USING APPROPRIATE CABLE TIES)

25 OIL FILL USING ITEM 106 IN ACCORDANCE WITH PROCEDURESHOWN ON BOM HEADER

26 DENOTES ESTIMATED CENTRE OF GRAVITY

27 LIBERALLY COAT THREADS OF EARTH SCREW WITH COPPERPASTE ITEM 114

2

03

03




TM

part of Aker

AkerSolutions

A1

Initiated IFC

03

25.05.2010

10000878428

COUTTS, GRAEME

10096095


COUTTS, GRAEME

Title

Modified by

Checked by

Approved by

Originator

Material no. (part)

Material spec.

Document no.

Release date

Doc. ver.

Reason for issue

ECO no.

Size Sheet no.


Plant

121Est. weight

03

C

C

DETAIL G

48 3

54 746

TORQUETO 15Nm

3 4343

1314878889

13

4

3

11

72

78 79 84

30

3

BACK

10

5 7 29

VIEW ON ARROW ASHEET 1

955 952 948 940 z5

03

03

03

03

D

D

FILL RELIEF/DRAIN

EARTHPOINT

8

10-20mm HIGHCHARACTERS2 POSNS

28 56572

S2 S4 S5

8

XMTRET

8

8 10-20mm HIGH

81 24 204 3

47

47

47

SECTION D-D

40913

TORQUETO 1Nm

272

34

PART SECTION C-C

58

DETAIL G

33 35

FILL

3 POSNS

3 POSNS

3 POSNS

HYDRAULIC COUPLING DETAILS

COUPLING DESIGNATION

KEY ANGLE

FUNCTION

1-10 STABPLATEREFER TO HFD ON BOM HEADER FOR DETAILS

11 54 CIV-2

12 36 HP FUNCTION (SCSSV)

RET 72 RETURN LINE

XMT-RET 72 RETURN LINE

LP 54 LP SUPPLY

ELECTRICAL CONNECTOR DETAILS

S1 POWER & SIGNAL INPUT

S2 PPT

S3 FPTT

S4 APT

S5 CPI

S6 SAND

S7 FSM

C

B

A

D

E

1 6 742 3 5 8 9 10 11 12 13 14 15 16

F

G

H

I

J

K

L

2 1065 127 91 143 13 16154 118

I

F

D

L

B

C

H

G

J

E

K

A

2 of 3

NOTES:CONTINUED FROM SHEET 1

28 DRILL HOLES 2.15 x 10 DEEP MAX AS REQUIRED & FASTENLABELS WHERE SHOWN APPLY EPOXY ADHESIVE (ITEM 59) TOREAR FACE OF LABELS AND TO DRIVE SCREWS (ITEM 57)

29 ENSURE VENT PORT IS POSITIONED AS SHOWN ON PLAN VIEWBEFORE WELDING

30 REDUCE LENGTH OF BLADDER STEM IF NECESSARY

31 DIVER ACCESS AREA

32 APPLY SEALING COMPOUND (ITEM 101) BETWEEN CONNECTOR ISOLATING WASHER AND SCM WELDMENT

2

03




TM

part of Aker

AkerSolutions

A1

Initiated IFC

03

25.05.2010

10000878428

COUTTS, GRAEME

10096095


COUTTS, GRAEME

Title

Modified by

Checked by

Approved by

Originator

Material no. (part)

Material spec.

Document no.

Release date

Doc. ver.

Reason for issue

ECO no.

Size Sheet no.


Plant

121Est. weight

340

330

154.1NOMINAL I.D. 03

VIEW ON ARROW BSHEET 1

SHOWING MOUNTING PLATE GUIDE POSITION

PART SECTION E-E

TEST

VENT EA

RT

H

202 203

201

SHEET 1

312

32

1420

600

600

2310

600

206WITHDRAWAL

DISTANCE

31

31VIEW SHOWING

DIVER ACCESS AREA

TORQUE DATA

A/F SIZE (mm)INSTALLATION TORQUE (Nm)

MAXTORQUE (Nm)

STAB PLATE 35 500 750

DIVER MATE COUPLINGS 41 120 120

TRONIC DIVERMATE COUPLERS N/A 20 20

SCM MOUNTING PLATE 36 400 400

C

B

A

D

E

1 6 742 3 5 8 9 10 11 12 13 14 15 16

F

G

H

I

J

K

L

2 1065 127 91 143 13 16154 118

I

F

D

L

B

C

H

G

J

E

K

A

3 of 32


Page 28 of 29

Appendix F: Xmas Tree Schematic

FIG 1 -TREE SCHEMATIC

AMV

THAV (SHUTTLE)

ASV 1

ASV 2

XOV

THAV-C

THAV-O SCSSV

PMV

TCL

PWV

TCU

TCTV

FIV

PCV

FPTT 1

APT PPTT

UC

P

LC

P

MIV

CIV2

SA

ND

DE

TE

CT

OR

8” FLOWLINE

TC

L

T

CU

TH

AV

-C

TH

AV

-O

P

MV

AM

V

A

SV

-1

A

SV

-2

X

OV

TC

TV

TC

TV

S

P

WV

S

CS

SV

BRIDGING PLATE

SCSSV

THAV-C

THAV-O

PMV

AMV

XOV

PWV

R

R

R

MEG/CI

MEG+CI

BULKHEAD PLATE

SCM

LP

AC

CIM

UL

AT

OR

HP INTENSIFIER

CIV 1 PWR/COMMS

LP SUPPLY

RETURN

R

5-1/8” 10K BX169

7-1/16” 10K BX156

6” FLOWSPOOL

RE

T

RE

TU

RN

AC

C

AMV

XOV

PMV

ASV-1

ASV-2

PWV

MIV

CIV

TCTV

Retu

rn S

ide o

f A

ctuate

d T

ree

Valv

es m

anifold

ed t

o

A

ccum

ula

tor

Bottle

RE

T

R

R

R

R

FC

L

F

CU

FCL

FCU

CIV1

CI

CIV 3

7-1/16” 10K BX156 BEL SPLIT GATE VALVE

7-1/16” 10K BX156 OLIVER DBB SANDWICH VALVE

FDV

R

7-1/16” 10K BX156

BLIND FLANGE

X 2-OFF

1st END TIE-IN

2nd

END

TIE-IN

FPTT 2

4-PIN ELECTRICAL JUMPER (CONTROLS VENDOR SCOPE OF SUPPLY)

DOUBLE BLOCK AND BLEED VALVE

0.5” NB CHEMICAL INJECTION VALVE, FAILSAFE CLOSE C/W NON-RETURN VALVE, 3/4" MP SERIES FEMALE TUBING PREP, MANUAL OVERRIDE INCLUDED

TUBING DETAILS :-

3/8” OD x 0.065” WT STAINLESS STEEL, 316 L COLD WORKED (REQUIRED MWP = 3,000 PSI)

Tree Vendor to specify tubing size and material, (Material to be in accordance with ISO15156) (REQUIRED MWP = 11,500 PSI)

3/4” OD x 0.438” ID STAINLESS STEEL, 316 COLD WORKED, MEDIUM PRESSURE SERIES (REQUIRED MWP = 6,500 PSI)

0.5” OD POLYAMIDE 11 – ATOCHEM P40 TLO (NYLON) (CONTROLS VENDOR SCOPE OF SUPPLY)

Tree Vendor to specify tubing size and material, (Material to be in accordance with ISO15156) (REQUIRED MWP=6,500 PSI)

KEY DIAGRAM

ELECTRICAL JUMPER DETAILS:-

VALVE DETAILS DETAILS:-

0.5” NB GATE VALVE, FAILSAFE CLOSE C/W MANUAL OVERRIDE

2-1/16” NB GATE VALVE, FAILSAFE CLOSE C/W LINEAR OVERRIDE

5-1/8” NB GATE VALVE, FAILSAFE CLOSE C/W LINEAR OVERRIDE

R ROV OPERATED NEEDLE VALVE

R

5-1/8” ROV OPERATED GATE VALVE

R

7-1/16” 10K ROV OPERATED SPLIT WEDGE GATE VALVE

MANUALLY OPERATED NEEDLE VALVE

PRESSURE CONTAINING BLIND FLANGE


Page 29 of 29

Appendix G: Hydraulic/Electrical Distribution Diagrams

PCV

6” FLOWSPOOL HYDRAULIC

BRIDGING PLATE

FIG 2 – SINGLE WELL CONTROLS DISTRIBUTION

To R

etu

rn S

ide o

f

Actu

ate

d T

ree

Valv

es

OLIVER DBB VALVE

8” F

LO

WL

INE

CHEMICAL INJ. BULKEHEAD

12 CORE HYDRAULIC JUMPER

CHEMICAL INJ. SUPPLY HOSE – 3 OFF

ELECTRICAL DISTRIBUTION FOR TREE SENSORS

UMBILICAL

BUTA

CONTROL MODULE

CP

I / A

PT

P

PT

T

FP

TT

1

RE

TU

RN

F

PT

T 2

MA

ST

ER

V

AL

VE

A

SS

Y

SAND DETECTOR

ELECTRICAL JUMPER POWER/COMMS

HYDRAULIC JUMPERS

2-OFF (LP SUPPLY,

RETURN)

BLIND FLANGE

7-1/16” SPLIT GATE VALVE

PCV UM

BIL

ICA

L

6” FLOWSPOOL

HYDRAULIC BRIDGING PLATE

BU

TA

FIG 3 – DAISY CHAIN WELL CONTROLS DISTRIBUTION

To R

etu

rn S

ide o

f

Actu

ate

d T

ree

Valv

es

OLIVER DBB VALVE

8” F

LO

WL

INE

CHEMICAL INJ. BULKEHEAD

12 CORE HYDRAULIC JUMPER

CHEMICAL INJ. SUPPLY HOSE – 3 OFF

ELECTRICAL DISTRIBUTION FOR TREE SENSORS

UMBILICAL

BUTA

CONTROL MODULE

CP

I / A

PT

P

PT

T

FP

TT

1

RE

TU

RN

F

PT

T 2

MA

ST

ER

V

AL

VE

A

SS

Y

SAND DETECTOR

8” F

LO

WL

INE

ELECTRICAL JUMPER POWER/COMMS

HYDRAULIC JUMPERS

2-OFF (LP SUPPLY,

RETURN)

7-1/16” SPLIT GATE VALVE