Shutdown Work Experience

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Shutdown Maintenance Turnaround Works in ExxonMobil

Plant Duration Jobs Completed Approx. Value

ExxonMobil July 07 - Aug 07 Furnace C Shutdown In progress

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Recent Shutdown Maintenance Turnaround Works in Shell Bukom, Singapore


LRCCU July 2006 Heat Exchangers S$ 1,000,000(Unplanned) Rotating & Stationary Equipment

Tower Tray RepairPiping ReplacementVessel CleaningFurnace / CO Boiler Repair RegeneratorMisc Hot & Cold Works

HCU 2006 Heat Exchangers S$ 800,000Tower Tray RenewalPiping ReplacementRotating EquipmentVessel Cleaning

LRCCU Dec 2005 Heat Exchangers S$ 500,000

Rotating & Stationary Equipment

Tower Tray Repair

Piping Replacement

Vessel Cleaning

Furnace / CO Boiler Repair

Regenerator

Misc Hot & Cold Works

LRCCU Nov 2004 Heat Exchangers S$ 6,500,000Rotating & Stationary EquipmentTower Tray RepairPiping ReplacementVessel CleaningFurnace / CO Boiler Repair RegeneratorMisc Hot & Cold Works


CD4 LOC 2002 Heat Exchangers S$ 1,600,000Tower Tray RenewalPiping ReplacementRotating EquipmentVessel Cleaning

HCU 2001 Heat Exchangers S$ 1,500,000Tower Tray RenewalPiping ReplacementRotating EquipmentVessel Cleaning

LRCCU Nov 6’ 00 - Dec 3 ‘00 Heat Exchangers S$ 6,500,000Rotating EquipmentTower Tray RepairPiping ReplacementVessel CleaningFurnace Repair

CD5 Oct 3 - Nov 5 ‘99 Heat Exchangers S$ 689,000Tower Tray RepairPiping ReplacementRotating EquipmentVessel Cleaning

HCU Oct 1 - Oct 10 ‘98 Heat Exchangers S$ 910,000Tower Tray RenewalPiping ReplacementRotating EquipmentVessel Cleaning

LRCCU Nov 5 - Dec 3 ‘97 Reactor Cleaning & Modification S$2,500,000Regenerator Cleaning & ModificationPiping ReplacementRotating Equipment

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Shutdown Maintenance Turnaround Works in ExxonMobil (Jurong Refinery)


LHDC/NORTH FLARE/ Jan 06 - Jan 06 Mechanical repair works S$622,000

SRU/AMINE/VIS/VAC

SRU#4 Sept 05 - Sept 05 FinFan & Exchanger repair works S$38,000

Supply labour

MPHC Jul 05 - Aug 05 FinFan & Exchanger repair works S$250,000

Supply labour

SRU#4/CHD#2/CDU#1 Mar 05 - May 05 AFC Retubing & O/H Line Replacement S$2,800,000

VIS/LHDC/SRU#5/SWS#2 Heater,FG Ducting & A/Preheater

Drum Maintenance works

FinFan & Exchanger repair works

Supply labour

LHDC/NORTH FLARE/ Aug 04 - Sept 04 Mechanical repair works S$520,000

SRU/AMINE/VIS/VAC

AMINE/CHD/MIDW/SRU Apr 04 - Jun 04 Catalyst change out S$2,432,000.00SWS/CCR/SGP/XYL/BZ Metal repair worksSULF/PAREX/MHAI

LHDC/MSDW Oct - Nov 03 LHDC Reactor S$1,500,000 Charge HeaterTowers/Drums CleaningExchanger/Fin fan tube cleaningGas CompressorPiping replacementService PSV

CCR Apr - May 03 Change/Repair Reactor S$210,000

MPHC/CYCLOHEX Apr - May 03 Repair/Replace/Hydrojet cleaning S$100,000 & Hydrotest of Exchanger

SRU 5 May - June 03 Metals Works Activities S$100,000

Benzene Tower Jan - Feb 03 Feet distributor S$200,000

Replace 5 beds of packing

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Solfolane S/D Oct - Nov 02 Clean internal rain deck extractor S$210,000

Repair Trays/Recovery column

CDU 2/VAC S/D June - July 02 Repair/Replace B/v/Gasket S$1,200,000

CDU Plant Revamp Feb - Apr 97 Pipings Revamp S$7,000,000 Towers/Drums Furnaces

Additional Work For Above

CDU Plant S/D Maintenance Mar - Apr 97 Furnace Repair S$5,000,000

Pipings Replacement

Towers/Drums Cleaning And

Trays Supports Replacement

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Shutdown Maintenance Turnaround Works in ExxonMobil (Pulau Ayer Charwan)


Lubes S/D 03 Mar15 - Apr 25 ' 03 Piping Works S$ 1,647,000

Exchangers

Tower

Drum

Manpower Supply

APS I TAR 00 Oct 9 - Nov 5 ‘00 Heat Exchangers S$ 4,000,000

High Pressure Jet Cleaning Exchangers

AirFin Coolers / Retube Exchangers

Towers/Drums / Furnace Up Grading

Piping & Valves Replacement

Tower Internal Shell Side Weld Overlay

APS I TAR 99 Jun 13 - Oct 31 ‘99 Heat Exchangers S$ 1,300,000


AirFin Coolers / Retube Exchangers



APS II TAR 98 Sep 7 - Oct 6 ‘98 Heat Exchangers S$4,600,000

One Single Contractor’s AirFin Coolers

Concept On Lump Sum Basis Retube Exchangers

Managing Entire High Pressure Jet Cleaning Exchangers

Plant Turnaround Towers/Drums

Including Overall Furnance Up Grading

Planning & Scheduling Piping Replacement

Safety Management Valves Replacement

And Other Services Such As:

Scaffolding * Cranes 360 Ton - 20 Ton

Insulation Totaling 11 units

Blasting/Painting * Modules For TAR Meeting/Process

NDT * Portable Toilets etc.

Civil * Auto Weld Overlay on Shell Internal

Single Contracting Concept

APS I TAR 99 Jun 13 - Oct 31 ‘99 Heat Exchangers S$ 1,300,000 AirFin Coolers / Retube Exchangers




APS I TAR 00 Oct 9 - Nov 5 ‘00 Heat Exchangers S$ 4,000,000 AirFin Coolers / Retube Exchangers




Tower Internal Shell Side Weld Overlay

Logistics

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Shutdown Maintenance Turnaround Works in Singapore Refinery Co.


19/08 to 03/09/2004 Furnace, Tower, Drums S$1,975,000

Air Preheaters

Heat Exchanger Servicing

Piping Repairs

Cooling Tower

Air Fin Coolers

LRCCU July 2006 Heat Exchangers S$ 1,000,000(Unplanned) Rotating & Stationary Equipment

Tower Tray RepairPiping ReplacementVessel CleaningFurnace / CO Boiler Repair RegeneratorMisc Hot & Cold Works


LRCCU Dec 2005 Heat Exchangers S$ 500,000

Rotating & Stationary Equipment

Tower Tray Repair

Piping Replacement

Vessel Cleaning

Furnace / CO Boiler Repair

Regenerator

Misc Hot & Cold Works

LRCCU Nov 2004 Heat Exchangers S$ 6,500,000Rotating & Stationary EquipmentTower Tray RepairPiping ReplacementVessel CleaningFurnace / CO Boiler Repair RegeneratorMisc Hot & Cold Works

HCU 2003 Heat Exchangers S$ 300,000

CDU-II/VBU/VFU TAR 2004

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Tower Tray RenewalPiping ReplacementRotating EquipmentVessel Cleaning

CD4 LOC 2002 Heat Exchangers S$ 1,600,000Tower Tray RenewalPiping ReplacementRotating EquipmentVessel Cleaning

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Shutdown Maintenance Turnaround Works in Seraya Chemicals


2005

U3100 Apr 04 - May 04 MPG De- Bottlenecking Project $206,000.00 Relocate 3 reboilerModify platformModify connection pipingChange out column internal

PODU SMPO2 Jul 03 - Dec 03 Boiler/Cogen Mom Inspection $90,000.00 Open Man HolesInternal CleaningRemoval Of Steam Drum AndMud Drum InternalsHot Works Support For Chemical Cleaning

PODU SMPO2 Sep 02 - Dec 02 Boiler/Cogen Mom Inspection $60,000.00 Open Man HolesInternal CleaningRemoval Of Steam Drum AndMud Drum InternalsHot Works

SMPO TURN AROUND SD June 01 Support Fitters For Spading Work $400,000.00 Steam Header Piping $30,000.00 Misc Works $100,000.00

SMPO - UNIT 1300/600 Feb 01 - Mar 01 Replacement of F-1301 Gas Ducts $50,000.00 C-605 Repair Works

Over hauling works of Sea water intake $15,000.00 Pump -5604

CW intake system/Basin March 00 - Ap 00 Inspection and cleaning of CW intake $35,000.00 PipeInspection and cleaning of CW basinAssistance to Divers to do under water welding works

SMPO 1 U-600 Feb 00 - March 00 C-602 replacement of corroded CS $50,000.00 nozzles to SSE-613A/B/C draw bundles repair works

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Shutdown Maintenance Turnaround Works in Seraya Chemicals


SMPO1 U-900 Sep 00 - Oct 00 Steam Condenser E-952A/B leaking $150,000.00 Draw Bundles,Repair Shell cracksStatutory inspection

March 00 - Apr 00 Over hauling works of Sea water intake $20,000.00 Pump -5603

SMPO plant All units April 99 -May 99 SD spading works.Support to operations $120,000.00 C-602 open man holes,entry and repair works,replacement of corroded nozzlesC-401 internal repair worksU-900 Misc works,safety valves removalF-1301 Furnace duct leak- repair worksK-1303 atomising compressor open airvessels,coolers for statutory inspection

SMPO U-100 April 99 -May 99 Upgrade Caustic Loop $200,000.00 Replacement of CS line to SS

Replace V-109 with new SS vessel

Replace E-111 tube bundle

Remove shell and sent for heat treatment

PODU (MPG plant) April 99 -May 99 Inspection of Reboilers C-3201/02/03 $15,000.00

SMPO And Utilities May 18 - June 5 ‘98 Heat Exchangers S$1,800,000Planning & Scheduling Vessel CleaningWarehouse & Material M&R PipingMgt Supply of Field Rotating Equipment

Supervision To Client

SMPO sea cooling water Sep 97 - Dec 97 Open exchangers,pull bundle and $300,000.00

exchangers inspection and repair works overlay works for

repair works covers,tube sheet

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Shutdown Maintenance Turnaround Works in Invista (Previously known as Dupont)


June 04 - July 04 Control Valves, Roof Tank Repair, S$ 500,000Boiler, Painting, PSM Non MOM Listfor Inspection Works and ManpowerSupply

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Shutdown Maintenance Turnaround Works by FAB shop


IPG Jun' 2005 Mechanical Works & Motor S$ 250,000

Replacement

Soxal Hypo Plant Oct' 2004 - Dec' 2004 Mechanical Works & Motor S$ 170,000Replacement

Soxal Hypo Plant Jul' 2004 Mechanical Works & TCR Bundle S$ 232,000Change Out

IPG Oct' 2003 - Dec' 2003 Mechanical Works & Motor S$ 150,000Replacement

Soxal Hypo Plant Oct' 2003 Mechanical Works & TCR Bundle S$ 180,000Change Out

IPG Nov' 2002 - Dec' 2002 Mechanical Works & Motor S$ 193,000Replacement

Soxal Hypo Plant Oct' 2002 Mechanical Works & TCR Bundle S$ 350,000Change Out

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Typical Turnaround Maintenance Work ExperiencePlant Duration Jobs Completed Peak Manpower

ExxonMobil (Jurong) Oct - Nov 03 LHDC Reactor 400LHDC/MSDW Charge Heater

Towers/Drums CleaningExchanger/Fin fan tube cleaningGas CompressorPiping replacementService PSV

SRC Aug 03 - Sept. 03 Furnaces 350HCU2 - TAR AUG 2003 Air-Preheaters

Towers (Exclude 4151 E)Heat ExchangersBreechlock Exchnagers & Neutralisation WorkAirfin Coolers, Drums, Rvs, Cvs, Pipings,System Blind, Additional Heat Exchangers1042 L Dereactor1041 L Cooler Tower2141 L HCU 2 Flare Stack2101 L Unplug CRU Flare Pilot Gas Line

Petrochemical Singapore Jul 03 - Aug 03 Heat Exchangers 280Aromatics / MTBE Plant-1 Retube Exchangers

High Pressure Jet Cleaning ExchangersTowers/DrumsReactor/FurnancePiping & Valves ReplacementTower Internal Shell Side Weld Overlay

Shell Nov 99 - Dec 00 Heat Exchangers 600LRCCU Rotating Equipment

Tower Tray RepairPiping ReplacementVessel CleaningFurnace Repair

ESPL Sep 98 - Oct 98 Heat Exchangers 500APS II TAR 98 AirFin CoolersOne Single Contractor’s Retube ExchangersConcept On Lump Sum Basis High Pressure Jet Cleaning ExchangersManaging entire Plant Towers/DrumsTurnaround including overall Furnance Up Gradingplanning & scheduling, safety Piping Replacementmanagement & other services Valves Replacementsuch as: Scaffolding, Insulation,Blasting/Painting, NDT & Civil * Crane and heavy equipment services

Mobil Feb - Apr 97 Pipings Revamp 1000CDU Plant Revamp Towers/Drums Furnaces CDU Plant S/D Maintenance Additional Work For Above

Trays Supports Replacement

Logistics

EPC Jobs Summary

Project Name

HP Steam & Associated High Pressure Boiler Feedwater

16 nos of Metering Skid for China Project

Operation Streamlining Project - EPC

SCC Hydrogen and Steam Line

One Unit of Waste Water Equalization Tank

SER-DUP:8" FRP High Grade Industrial Water to Dupont - Phase 1 & 2

Gray & Black Water Tank Fabrication Work for Singapore Olefins Project

Ethoxylation Plant (Detailed Engineering, Procurement And Construction)

EPC Jobs Summary

Client Year

SUT Sakra2002

SUT Sakra Pte Ltd 2002

Fisher-Rosemount 2002

ExxonMobil 2002

ExxonMobil 2001

Infinieum 2000

Exxon/KOCJV1999-2000

Witco1998

Construction Jobs Summary

Project Name

Electronic Polish Plant

Piping Works for PCS II Project

Crude Splitter Unit Project

Pfizer, Bulk Pharmaceuticals Facility Organic Synthesis Plant

Styrene Monomer Propylene Oxide 2 Project - Area X Piping Works

Piping Erection Work for ISBL Area on Singapore Olefins Project

Construction Jobs Summary

Client Constrn PeriodJacobs Lend Lease Pte Ltd Feb' 2001 - Aug'2002

Jan' 2000 - Apr'2002

Exxon Chemical / KOCJV 1998 / 2000

Shell Apr' 2000 - Aug' 2000

PCS / JGC Singapore Jan' 2001 - Sep' 2001

Shell Eastern Petroleum Pte Ltd 1999-2000

ABB Lummus Global/JGC Corp. Singapore JV

Documents

Shutdown Work Experience