Decommissioning North Sea ConferenceChevron Decommissioning ProjectGulf of Thailand - 2017

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Tanggu HQ in Tianjin 120km from Beijing

COOEC OVERVIEW

COOEC

Financial

COSL

CNOOC Limited

CNOOC EnerTech

Refinery & Marketing

Gas & Power

Services Contractors

• Offshore Oil Engineering Co. (COOEC) was established in Bohai Bay in China

40 years ago.

• One of the largest EPCI contractors for Oil and Gas Engineering in the Asia

Pacific region.

• Headquarters in Tanggu region of Tianjin City.

• Employing 8000 people.

SAUDI ARABIA

ABU DHABI

QATAR

Branch/Representative Office Planned

Established Representative Office

HONGKONG

THAILAND

BRUNEI

SINGAPORE INDONESIA

AUSTRALIA

GROUP ORGANISATION

SCOTLAND

USA

MEXICO

CANADA

NIGERIA

ARGENTINA

BRAZIL

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IN THE PAST 40 YEARS, COOEC HAS INVESTED SIGNIFICANTLY IN THE FUTURE OF THE ORGANISATION.

• 18 Decommissioning Projects Complete

• 2 Decommissioning Projects Ongoing

• 9 Decommissioning R&D Projects Complete

• 1 Decommissioning R&D Project Ongoing

• 5 Decommissioning Studies Complete

• 2 Decommissioning Studies Ongoing

COOEC OVERVIEW

TECHNICAL RESEARCH & DEVELOPMENT,STUDY EXPERIENCE & AWARDS

• In 2018, the PDMA “Outstanding Cooperate Innovator Award” was received by COOEC in recognition of their excellent performance of remarkable innovation and the sustainable development within the energy industry.

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COOEC OVERVIEW

COOEC owns 22 diverse marine vessels, including shallow and deep-water pipe-lay vessels, HLVs, deep-water multi-purpose installation vessels, trenching

vessels, self-propelled semi-submersible transportation vessel capable of carrying 50,000t, to support a full range of offshore construction operations.

• Concept Study & Design

• Pre-survey & Inspection

• Engineering Design

• Topside and Pipeline Cleaning and Flushing

• Removal of offshore facilities includes Topside, Jacket, FPSO,

SPM, Pipeline, Cable, Subsea Structures etc.

• Sea-fastening and Transportation

• Site Clearance and Post-survey

• On-shore Dismantling

• Engineering

• Project Management & Procurement

• Offshore Transportation

• Jacket Launching

• Jacket & Topside Lifting

• Topside Float-over

• SURF Installation

• IRM

• Platform, FPSO & Module Build

• Decommissioning

MARINE AND TECHNICAL SERVICES

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COOEC DECOMMISSIONING

DECOMMISSIONING TRACK RECORD

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No. Project Date Types

1 LH11-1 SPM/FPSO Maintenance 2006-2007 SPM/FPSO

2 Boxi change route Pipeline Recovery & Replacement 2008 Pipeline

3 PY30-1 Gas Field Topsides Decommissioning 2010 Platform

4 CFD 1-6 Oil Field Structure Decommissioning 2011 Platform

5 BZ25-1 Oil Field SPM Decommissioning 2012 SPM

6 BZ13-1 - Qk191 Oil Field Gas Pipeline Recovery & Replacement 2013 Pipeline

7 Jidong Oil Field Platform Decommissioning 2013 Platform

8 BZ26-3 Oil Field WHPA to BZ26-2WHPA Gas Pipeline Recovery & Replacement 2014 Pipeline

9 JZ21-1 Oil Field WHPA&JZ20-2SW Platform Decommissioning 2014 Platform

10 CFD Oil Field SPM Decommissioning 2015 SPM

11 BZ25-1S Oil Field Pipeline Recovery & Replacement 2015 Pipeline

12 Pinghu Oil Field Subsea Pipeline Section Recovery & Replacement 2015 Pipeline

13 BZ25-1 Oil Field CEP to SPM subsea Pipeline Recovery & Replacement 2015 Pipeline

14 Penglai19-3 Oil Field RUP-D Injection Pipeline Recovery & Replacement 2016 Pipeline

15 BZ25-1 New Retired SPM Decommissioning Project 2017 SPM

16 Chevron Thailand Platform Decommissioning Project 2017 Platform

COOEC GULF OF THAILAND

OVERVIEW

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COOEC GULF OF THAILAND

PLATFORMS

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Pre-Construction Preparation Yard

Platform Destination Yard

FUWLFUWM

YAWAJKWBTotal Distance

390 Miles

Location:

Gulf of Thailand

Distance between platforms located mid-way between pre-construction & preparation yard and disposal yard:

390 miles

Mode of Transportation:

Tugs and Barges

Heavy Lift Vessel:

Lan Jiang

COOEC GULF OF THAILAND

LOCATION

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ITEMS DESCIPTION

Classification ABS/CCS

Year Built 2001

Port Of Registry Tianjin, China

Loa (Length Overall) 157.5m

B (Breadth Moulded) 48.0m

D (Depth Moulded) 12.5m

Lifting Capability 3800 MT

Quarters 278 persons

Winch 12×200kN, 345/700/1465rpm

Anchor Wire 12×ø76mm×2,200m

Anchor Type 12×11.7Te, MK5

COOEC GULF OF THAILAND

HEAVY LIFT VESSEL LAN JIANG

The Lan Jiang is one of 4 heavy lift vessels owned and operated by COOEC - a highly capable and versatile vessel, with a substantial heavy lift track record.

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The Challenge

• Compressed Project Preparation and Execution Schedule

The Actions

• Securing company owned vessels and equipment

• Production of an experienced and dedicated decommissioning project execution team

• Adopt a previous fit-for-purpose approach

• Call upon existing contractor relationships

The Lessons

• Ensure decommissioning team is well placed and prepared to react to accelerated Client schedule

• Nominate core personnel to ensure consistency throughout entire project

• Build a strong network of local contractors and suppliers

• Nominate local focal point or point of contact for network, thus in simplifying communications

Preparation work

Cargo barge alongside HLV

Anchoring

COOEC GULF OF THAILAND

CHALLENGES AND LESSONS LEARNED SCHEDULE

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Leg Cutting

Lifting

Rigging up

The Challenge

• Simplification of the vessel compliance process

The Actions

• Ensure fit-for-purpose vessels, carry out modifications and upgrades

• Adjustment from ‘Greenfield’ or ‘Brownfield’ project mind set to Decommissioning mind set

• Adherence to Company Global Marine Assurance requirements

The Lessons

• Early engagement with Company Global Marine Assurance Department

• Provide workshops to aid evolution from ‘Greenfield’ to ‘Decommissioning’ mindset

• Engagement with local Marine authority on receipt of ITT

• Ensure relationship with classification society at a local level

• Build partnership with local marine consultancy

COOEC GULF OF THAILAND

CHALLENGES AND LESSONS LEARNED TECHNICAL

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The Challenge

• Uncertainty of the local rules, regulations and approval processes

The Actions

• Ensure flexibility of offshore execution window and thus primary vessel

• Suggest secondary back-up vessel, should schedule shift dramatically

• Support Company in the regulation approval process

The Lessons

• Early engagement with governance/regulation body

• Raise interface with Company environmental department and local authority

• Ensure relationship with local environmental subcontractor is in place on receipt of ITT

Cargo Barge Loading

Sea Fastening

Post Removal Installation

COOEC GULF OF THAILAND

CHALLENGES AND LESSONS LEARNED LOCAL RULES AND REGULATIONS

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The Challenge

• Safe Execution of Project given lack of Information provided on facilities, structures and interfaced components

The Actions

• Contingency plan to address unforeseeable events

• Sufficient training and pre-task briefings to entire project team

• Additional HAZID and HAZOP reviews

The Lessons

• Early engagement with Client, especially on technical matters

• Access to critical technical information prior to contract award

• Site survey prior to contract award

• Additional hazard reviews, workshops and project briefings for all personnel

• Early engagement with subcontractors

Cargo Barge Transportation - Day

Cargo Barge Transportation - Night

COOEC GULF OF THAILAND

CHALLENGES AND LESSONS LEARNED HEALTH AND SAFETY

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DESCRIPTION MAN HOURS

Total 68,504

Fatality 0

Lost Time Injury ( LTI ) 0

Restricted Workday Case ( RWC ) 0

Medical Treatment Case ( MTC ) 0

First Aid Case ( FAC ) 0

Property Damage Case (PDC) 0

Occupational Health & Hygiene 0

Environment Pollution Incident 0

Near Miss Case (NMC) 1

COOEC awarded Chevrons Highest Safety Award in 2017

COOEC GULF OF THAILAND

HEALTH AND SAFETY STATISTICS AND AWARD

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High Quality Performance

Engineering and Project Management

Continuously Improving HSE performance

Cost Effective EPCI Solutions

Competitive Advantage• Competitive Cost

• Attractive Commercial Options

• Yard Capabilities

• Powerful Marine Fleet

• Strong Project Management Team

• EPCi Solution Provider

COOEC STRENGTHS

A COST EFFECTIVE END TO END SOLUTION

OFFERING BOTH TURNKEY EPCi AND FULLY INTEGRATED DECOMMISSIONING SOLUTIONS

Strategic Markets and Strengths• Platform and Floater EPCi

• SURF facilities EPCi

• Large Topsides, Modules and Modularised Plant Fabrication

• Onshore Terminals, Jetties, Skid Packages, E&I Products, Subsea Products

• Brownfield and Construction Services

• Fixed platform, FPSO, SURF Decommissioning Services

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Thank you!“The ability to simplify means to eliminate the unnecessary so that the necessary can speak” – Hans Hoffman

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