marine terminals
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Overview
Marine Terminals Capabilities
INTECSEA, headquartered in Houston, Texas was formed in 2008 by the joining of heritage Intec with Heritage Sea Engineering to provide a consolidated floating systems risers, pipelines and subsea engineering and construction management services within the global WorleyParsons Group. INTECSEA has established operating offices in Houston, Texas; Kuala Lumpur, Malaysia; Singapore: Delft, The Netherlands; Rio de Janeiro, Brazil; Perth and Melbourne in Australia; and London, UK.
INTECSEA’s major areas of expertise include subsea and floating production systems, marine pipeline and riser systems, Arctic pipelines, marine terminal systems, and Arctic structures. Additional areas of expertise include flow assurance and operability, marine surveys, marine operations and offshore equipment design. This document describes INTECSEA’s capabilities and experience specific to Marine Terminals and Structures.
Engineering design and construction management of marine terminals started as a logical extension of INTECSEA's marine pipeline activities when it was determined that, in addition to the pipeline component, there was a need for specific engineering requirements related to marine terminal site selection, terminal system design, system performance specifications and component sizing of tanker mooring facilities often associated with marine terminals. This led to a significant number of terminal projects in which INTECSEA performed site surveys, system designs, prepared Invitation to Bid documents, inspected component fabrication, supervised terminal installations and provided total project management services.
Initially these projects were primarily Single Point Mooring (SPM) terminals. However, INTECSEA has extended its expertise to Conventional Buoy Mooring (CBM) terminals, fixed tanker berths and associated onshore facilities. This has created a capability for unbiased evaluation of alternate marine terminal options, and subsequent implementation of total project services from concept through commissioning for the selected marine terminal type.
Projects have included import and export facilities in all regions of the world including arctic and other hostile environments. In summary, INTECSEA has extensive marine terminal project experience extending from concept through commissioning for SPM and CBM terminals.
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Marine Terminals Engineering Services
INTECSEA offers marine terminal project services, which encompass the full cycle of project development, and execution from concept through commissioning as further described herein.
Terminal Simulation Studies
To determine the optimal location of a marine terminal and to verify that the terminal has the required throughput capacity, INTECSEA performs terminal simulation and throughput studies. Using proprietary software, analyses are performed to determine the effect on terminal efficiency of tanker transit time as influenced by sea conditions and operating procedures. A special case in which INTECSEA has acquired experience is the simulation of terminals in ice conditions such as in the Chukchi Sea and the Beaufort Sea offshore US Alaska and Canada, and the Pechora Sea off the northern coast of Russia. The progress of ice breaking or ice breaker-assisted tankers as a function of ice cover and thickness (particularly ice ridges) has a major impact on the efficiency of an arctic terminal facility. The outcome of these types of analyses is the number of berths or mooring systems, volume of storage required, and size and number of tankers.
Mooring Systems Selection Evaluation
INTECSEA is well versed in comparative assessments of alternate types of mooring systems and terminal configurations. Having determined the number of berths and/or mooring systems required to assure a certain terminal throughput capacity, the question remains which type of mooring system best suits the tanker sizes and environmental conditions at the site. Conceptually, a choice must be made between a compliant mooring and a fixed berth. Moorings can be single point (SPM) or multi-point (CBM) whereas a fixed berth may be a jetty or a sea island connected to onshore facilities by marine pipelines or pipe trestles. The choice depends mainly on exposure to wind, wave and current conditions, navigational aspects access and water depth, and the range of tanker sizes and products to be handled.
INTECSEA’s senior staff has extensive experience with all types of SPM mooring systems, including CALM, SALM, Articulated Loading Tower and Fixed Tower. Each has its own characteristics and appurtenances. Evaluation and design are performed using commercial as well as INTECSEA proprietary software for analysis of the mooring system, underbuoy hoses, floating hoses, flexible pipe risers and mooring hawsers.
INTECSEA has resources and expertise to evaluate fixed berth terminals facilities such as jetties and sea islands. This team is supported by a staff with extensive marine civil and structural background, and augmented by technical cooperation agreements with associated engineering consultants specializing in fixed berth terminal projects.
The resulting conceptual designs are compared and evaluated based on technical factors, cost, schedule, permitting and environmental aspects, and operational considerations. INTECSEA is able to develop an unbiased assessment of alternate terminal types and configurations and provide recommendations based
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on an objective assessment of all factors so that the most suitable terminal concept is selected before bids are solicited from suppliers and contractors.
Terminal Siting Studies
INTECSEA determines optimum marine terminal locations based on the results of hydrographic surveys and expected tanker size distribution to determine vessel draft, motions and maneuvering considerations to define the mooring and maneuvering area (MMA), safety fairways and anchorage areas. In addition, routing of the pipeline(s) and locating the Pipeline End Manifold (PLEM) are significant factors in siting offshore terminals. INTECSEA has established processes and procedures for these tasks to assure efficient and reliable results.
Engineering Design
INTECSEA design typically includes the following work elements:
Hydraulic analysis to determine pipeline and hose system diameters and other component sizing for an offloading pipeline based on available ship pumping capacity, or for trade-off and selection of pipe diameters and onshore booster pump capacities for a loading terminal.
Surge analysis to simulate valve closure and resulting pressure surges.
Pipeline design as described in more detail in the INTECSEA Marine Pipeline Capability and Experience Statement.
Planning and supervision of model testing in ship model test basins of the selected mooring concept in case the mooring system type or environmental circumstances are unique or unconventional.
Preparation of mooring system performance specifications.
Design of fixed berth or other fixed structure including selection of materials, sizing and installation methodology.
Preparation of Invitation to Bid (ITB) documents for mooring system supply.
Preparation of Invitation to Bid (ITB) documents for installation of pipelines, PLEMs, mooring system, hose systems, or fabrication and construction of fixed berth facilities.
Development of terminal operating and maintenance procedures including inspection and maintenance.
Design of support facilities such as hose handling facilities and small boat harbors.
Design of associated onshore facilities and tie-in to tank farm facilities including all electrical and instrumentation requirements.
Preparation of emergency response procedures and procurement of emergency response equipment such as oil spill containment and fire fighting systems.
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In addition, INTECSEA can provide assistance during start-up and operation of terminal facilities and training of operating staff.
Special Studies
In addition to engineering design and construction management services, INTECSEA provides technical expertise in custody transfer and crude quality monitoring, leak detection and supervisory control, and the development of operating and maintenance procedures. INTECSEA has designed maintenance facilities, which include hose handling facilities and small boat harbors.
Other specialized engineering support INTECSEA can offer includes assistance in permitting and compliance with regulatory requirements, risk and environmental impact studies, and HAZOP assessments. In addition to crude oil and petroleum products, INTECSEA has expertise in terminals for handling liquid propane gas (LPG) and various types of slurries.
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Marine Terminals Capabilities and Resources
PROJECT NAME/LOCATION
CLIENT PROJECT DESCRIPTION FINISH DATE
Engineering and Procurement Services for SPM-2 for Vadinar Oil Terminal Limited /Vadinar in Gulf of Kutch
Essar Engineering Services Ltd
Engineering and Procurement Services for SPM & Offshore Pipeline Expansion for Vadinar Refinery
Feb 08- Ongoing
Engineering, Procurement and Construction Management Services for SPM System at Visakh Refinery, Visakhapatnam – Phase 1
Hindustan Petroleum Corp. Ltd
Engineering Services for SPM System at Visakh Refinery, Visakhapatnam
Mar 08- Ongoing
PANNA SBM Refurbishment/India
BG Exploration & Production India Ltd
Assessment of Panna SBM System 2007
Offshore Madagascar SNC - Lavalin Feasibility study to export cryogenic liquid via a marine terminal to loading tankers.
2007
Offshore Columbia Abocol Feasibility study to export cryogenic liquid via a marine terminal to loading tankers.
2006
SPM and Crude and Sea Water Outfall Pipelines and Diffuser at Vadinar, India
Essar Oil Refinery Design Verification and construction management services for the SPM and Crude and Sea Water Outfall Pipelines and Diffuser at Vadinar, India
2005-2006
Ernakulam District
Kerala India
Kochi Refineries Limited India
Engineering and Project Management Consultancy Services for Single Point Mooring & Connected Facilities
2008
Northwest coast of Taiwan Chinese Petroleum Corporation
Shalung SPM No. 2 PLEM repair project
• Offshore PLEM lifting and installation analyses;
• Preparation of procedures for PLEM removal from seabed, seabed preparation, and PLEM installation;
Field supervision including hydrotesting and commissioning of the system
2004
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PROJECT NAME/LOCATION
CLIENT PROJECT DESCRIPTION FINISH DATE
Mundra Port
Gujarat India
Gujarat Adani Port Limited
Project Management Engineering Support Services Construction Supervision Commissioning for Installation of SPM system and sub-sea pipeline from SPM to the Landfall at Mundra Port Gujarat, India
2003
Hunt Oil Yemen Terminal Study
Veco Pacific Study to compare the technical issues, CAPEX and OPEX for replacement of an FSO with CBM, SPM, Sea Island or a jetty.
2003
Oleoducto De Crudos Oleoducto Pesados
Equador
OCP Owner’s engineering services during fabrication and installation 4 x 48” pipelines to 2 SPM terminals 130k DWT and 250k DWT.
2003
Das Island TB-6 SPM
West of Abu Dhabi
Abu Dhabi Marine Operating Company (ADMA-OPCO)
Carried out pipeline and SPM design basis with drawings and specifications.
2002
Feasibility of an Offshore Methanol Export Facility
Gulf of Paria, Trinidad
Atlas Methanol Feasibility study and cost estimate study for a methanol export facility considering SPM, CBM and Sea Island terminal systems. Study also addresses anhydrous ammonia export feasibility.
2002
Seahawk Terminal Cost Estimate and Presentation
Gulf of Mexico, USA
Oiltanking Conceptual design and budgetary cost estimate for a new multi-user crude oil import terminal. Analysis of minimum required water depth for a range of tanker sizes. Preparation of a preliminary proposal to the end users group.
2002
Muthurajawela Terminal Project
Sri Lanka
China Huanqiu Chemical Engineering Corp. (HQCEC)
Design of a diesel/kerosene terminal consisting of a CALM type SPM for 60,000 dwt tankers and an 18-inch diameter offshore pipeline to shore.
2001
Maoming SPM and Pipeline Project
Guangzhou Province, China
Sinopec Maoming Petrochemical Company
Design of SPM Terminal for 300,000 dwt tankers and 48” diameter 22km offshore pipeline. Detailed Design of crude oil import terminal consisting of CALM type SPM for 300,000 dwt VLCC and 48-inch diameter 22km offshore pipeline with Booster pump at shore with water depth of 28 meters
2001
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PROJECT NAME/LOCATION
CLIENT PROJECT DESCRIPTION FINISH DATE
Assaluyeh SPM Terminal for Condensate Export
CCC-IOEC Joint Venture
Mr. Sami Ghandour
CALM buoy relocation study in relation to water depth, operations and harbor activities. Detailed engineering of buoy, riser hoses, PLEM and subsea pipeline. Mooring analysis and mooring.
2001
San Sebastian Bay Terminal
Tierra del Fuego, Argentina
Pan American Energy
Detailed design of a crude oil export terminal consisting of an overhauled CALM type SPM for 60,000 dwt tankers, 18-inch diameter offshore and onshore pipeline system.
2001
Yemen Buoy Replacement
Yemen
Nexen, Inc. Cost and schedule risk assessment for replacing an existing SPM CALM buoy with a new buoy. Work scope included pre-qualification of contractors, preparation of an Invitation to Quote package and review of contractors’ quotes
2001
ANCAP Del Este Marine Terminal
Uruguay
ANCAP Feasibility study for upgrading an existing SPM terminal and associated tank farm facilities for import and export of crude oil and two other products, inclusive of study of ballast water contamination and disposal scenarios. The existing SPM for 150,000 dwt tankers is located 3.6 km offshore in 19 m water depth and connected to tank farm by a 36-inch pipeline.
1999
Coastal Dominican Republic CBM Terminal
Dominican Republic
Coastal States Management Corp.
Design of an LPG and diesel import terminal located in 26 m water depth for 30,000 dwt tankers consisting of a 6 point CBM system and 1 km long 8-inch (LPG) and 12-inch (diesel) pipelines.
1999
Shell Lanka LPG Terminal
Sri Lanka
Shell Terminal Lanka (Pvt) Ltd
Design of a 4 point Conventional Buoy Mooring (CBM), PLEM and an associated 10 inch, 3.6 km offshore and 2.5 km onshore pipeline with water depth of 16 meters.
1999
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PROJECT NAME/LOCATION
CLIENT PROJECT DESCRIPTION FINISH DATE
Zafiro SPM Terminal
Equatorial Guinea West Africa
Mobil Equatorial Guinea Inc. (MEGI)
Design and construction management of a crude oil export terminal located in 136 m water depth for 300,000 dwt tankers consisting of a Catenary Anchor Leg Mooring (CALM) type Single Point Mooring (SPM) system, and 3 km long 40-inch pipeline from an existing Floating Production Storage and Offloading (FPSO) system.
1999
Cabot Port Dickson, CBM Terminal
Malaysia
CABOT (Malaysia) Sdn. Bhd.
Design of a terminal located in 37 m water depth for 100,000 dwt tankers consisting of a 6 point CBM system and 9.3 km long 20-inch (crude oil import) and 10-inch (flushing/product export) pipelines and related onshore facilities.
1998
Dabhol Power Project
India
Overseas Bechtel Inc.
Design review and construction management of a fuel oil import terminal for 60,000 dwt tankers consisting of a CALM type SPM system and 8 km long 20-inch pipeline.
1998
DSI Manavgat SPM Terminal
Manavgat, Turkey
General Directorate of State Hydraulic Works (DSI)
Design review and construction management of two fresh water export terminals located in 85 m water depth for 250,000 dwt tankers, consisting of CALM type SPM systems and dual 3 km long 48-inch pipelines to each SPM.
1998
MRC PSR-2 SPM Terminal
Melaka, Malaysia
Melaka Refining Company (MRC)
Design and construction management of a crude oil import terminal located in 35 m water depth for 300,000 dwt tankers consisting of a CALM type SPM system and 7 km long 48-inch pipeline and related onshore facilities.
1998
Balongan UP V1 Refinery Marine Terminal
Indonesia
Pertamina Design of an import/export terminal located in 24 m water depth consisting of a CALM type SPM system for 150,000 dwt tankers, a 36-inch crude oil pipeline and 24-inch flushing/ return pipeline, both 17.5 km long.
1997
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PROJECT NAME/LOCATION
CLIENT PROJECT DESCRIPTION FINISH DATE
Takoradi Thermal Power Station Project
Ghana
Stone & Webster Inc.
Construction management of a fuel oil import terminal for 55,000 dwt tankers consisting of a CALM type SPM system and 4 km long 24-inch pipeline.
1997
EcoElectrica Propane Import Terminal
Puerto Rico
Enron Engineering and Construction Company
Technical evaluation of an existing jetty in Tallaboa Bay at the Commonwealth Oil Refining Company (CORCO) to determine if it could be refurbished as a propane import terminal for the new gas powered generating station.
1996
Unocal Erawan SPM No. 2 Terminal
Thailand
Unocal Thailand Ltd.
Design and construction assistance of a CALM type SPM system condensate export terminal designed for permanent connection to an existing Floating Storage Unit (FSU) following FSU rehabilitation and upgrading.
1996
Caleta Cordova SPM Terminal
Argentina
TERMAP SA Design of a new crude oil export terminal for 150,000 dwt tankers consisting of a CALM type SPM system, 4 km long 40-inch pipeline and refurbishment and upgrading of existing onshore storage facilities.
1995
Caleta Olivia SPM Terminal
Argentina
TERMAP SA Design of a new crude oil export terminal for 150,000 dwt tankers consisting of a CALM type SPM system, 3 km long 36-inch pipeline and refurbishment and upgrading of existing onshore storage facilities.
1995
Coastal Acajutla CBM Terminal
El Salvador
Coastal Technology
Design and construction management of a fuel oil import terminal for 60,000 dwt tankers consisting of a 7 point CBM system, and 2 km long 18-inch (fuel oil) and 12-inch (diesel) pipelines.
1995
CPC Shalung SPM No. 2 Terminal
Taiwan
Chinese Petroleum Corp. (CPC)
Design and construction management for replacement of a 5 km long 42-inch pipeline at an existing CALM type SPM system crude oil import terminal for 250,000 dwt tankers.
1995
Jamaica Energy Partners Power Station
Jamaica
Wartsila Diesel, Inc.
Design and construction of a heavy (No. 6) fuel oil import terminal for 35,000 dwt tankers consisting of a 5 point CBM system and dual 2 km long (looped) 14-inch pipelines.
1995
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PROJECT NAME/LOCATION
CLIENT PROJECT DESCRIPTION FINISH DATE
Pedernales Oil Export Terminal
Venezuela
BP Exploracion de Venezuela
Feasibility study of a proposed crude oil export terminal for 40,000 dwt to 100,000 dwt tankers including CALM type SPM system and CBM terminal options, onshore storage and Floating Storage and Offloading (FSO) options, with associated pipelines from local fields.
1995
Star and Rayong SPM Terminal
Thailand
Star Petroleum (Caltex)
Design and construction management services for a crude oil import terminal for 280,000 dwt tankers consisting of a CALM type SPM system and 19 km long 48-inch pipeline to service both the Star (Caltex) and Rayong (Shell) Refineries.
1995
Safeport SPM Terminal
Texas, USA
Shiner, Moseley and Associates
Feasibility review of a proposed crude oil import terminal for 150,000 dwt to 350,000 dwt tankers consisting of a CALM type SPM system and alternative large diameter pipeline options to Corpus Christi area refineries.
1994
CPC Shalung SPM No. 1 Terminal
Taiwan
Chinese Petroleum Corp. (CPC)
Design and construction management of a 5 km long 20-inch gasoline pipeline and PLEM added to an existing CALM type SPM system crude oil import terminal.
1993
Chevron CBM Terminal
California, USA
Chevron, USA Inc. Engineering design to relocate the pipeline and mooring system at an existing CBM terminal facility.
1992
CPC Talinpu SPM No. 4 Terminal
Taiwan
Chinese Petroleum Corp. (CPC)
Design and construction management of a diesel and naphtha import terminal for 150,000 dwt tankers consisting of a CALM type SPM and two 34-inch pipelines 6 km long.
1992
Honam Refinery CBM Terminal
Korea
Lucky Engineering Co. Ltd.
Engineering study to upgrade an existing 4 point CBM system crude oil terminal from 20,000 dwt tankers to 40,000 dwt tankers.
1992
Lasmo Cohasset/ Panuke Field Development
Nova Scotia, Canada
Lasmo Nova Scotia, Ltd.
Engineering and construct management of a CALM type SPM for mooring an 110,000 dwt FSO in 70 m water depth offshore Eastern Canada.
1992
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PROJECT NAME/LOCATION
CLIENT PROJECT DESCRIPTION FINISH DATE
TMPLC Low Point SPM Terminal
Washington, USA
Trans Mountain Pipe Line Company
Feasibility study of a proposed crude oil terminal for 150,000 dwt tanker consisting of an SPM in 45 to 60 m water depths and a 3 km long 48-inch pipeline to Seattle and Vancouver area refineries.
1992
CPC Talinpu SPM No. 3 Terminal
Taiwan
Chinese Petroleum Corp. (CPC)
Design and construction management of a crude oil terminal for 300,000 dwt tankers, consisting of a CALM type SPM, one 56-inch (crude oil) and one 16-inch fuel) pipeline, each 8 km long.
1991
Amoco Terminal Simulation Study
Barents Sea, Norway
Amoco Production Company
Simulation study using proprietary terminal simulation for offshore oil export terminal for 125,000 dwt shuttle tankers, a CALM type SPM system to be located off the northern coast of Norway.
1988
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Selected Project Resumes
CPC Shalung SPM No
Lasmo Cohasset Panuke SPM Project
Unocal Erwan SPM Terminal Project
DSI Manavgat SPM Terminal Project
Mobil Zafiro SPM Project
Cabot Port Dickson CBM Terminal Project
Gujarat Adani Ph2-latest
ESSAR-latest
Apache Energy Legendre Export System EPIC Support
IPIC - ADCOP Project
KOCHI REFINERY PHASE 2
CPC Shalung SPM No
Caleta Cordova SPM Terminal Project
The Shalung SPM No. 2 crude oil import marine terminal is located on the northwest coast of Taiwan. The terminal consists of an existing 42-inch pipeline and a Single Point Mooring (SPM) for offloading 250,000 dwt tankers. The SPM is located approximately 5 km offshore in a water depth of 35 m. SCOPE OF SERVICES: INTECSEA was responsible for the detailed engineering design of a new 42-inch pipeline to replace an existing 42-inch pipeline and PLEM. INTECSEA scope of work included the following: • Pipeline engineering design • Specification and drawing preparation • Bid documentation preparation • PLEM design review • Construction procedures review • PLEM fabrication inspection • Pipeline weight coating inspection • Pipeline and PLEM installation supervision • SPM re-installation supervision • Terminal commissioning supervision The engineering services were completed in May 1994. Installation of the pipeline, PLEM and SPM were completed in October 1995.
Project Profile CPC Shalung SPM No. 2 Terminal Project Chinese Petroleum Corporation Taoyuan, Taiwan Detailed engineering design of a new 42-inch pipeline to replace an existing 42-inch pipeline and PLEM.
November 2003 - August 2004 USD 120 thousand
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Abu Dhabi Crude Oil Pipeline (ADCOP) originates from Habshan in Abu Dhabi, which is presently the collection centre for the bulk of Abu Dhabi’s onshore crude oil production, and terminates at Fujairah Main Oil Terminal (MOT). The pipeline has been designed for transporting 1.5MMBPD of crude oil from Abu Dhabi Company for Onshore Oil Operations (ADCO) facilities at Habshan over a distance of 371km to an oil terminal in Fujairah for export through offshore loading facilities. The crude (specifically known as Murban blend) will be carried through a single 48-inch diameter onshore pipeline. The offshore loading facilities system comprises of loading lines, PLEMs, SPMs, and other associated components for crude oil loading capabilities from Fujairah MOT to the export oil tankers (320,000 DWT VLCCs). The terminal will cater a working capacity of 8MMbbl. MOT export loading facilities will comprise primarily of three (3) SPM loading facilities systems, and considerations for an addition SPM system for future MOT expansion. Each SPM system shall have a loading capacity of 80,000bbl/hr. SCOPE OF SERVICES: • Prepared a comprehensive design basis for the design and operation of the facilities.
Basic sizing and hydraulic analyses is performed to define various components of the facilities
• A detailed functional specification was prepared for the SPM facility, which is adequate for procuring the system from specialist suppliers.
• Prepared detailed EPC scope of work defining sub sea pipelines, PLEMs, CALM buoys, subsea/floating hoses, mooring hawsers, catenary anchors , process, instrumentation, control, communications and electrical aspects.
Project Profile Abu Dhabi Crude Oil Pipeline Project - Pre-FEED International Petroleum Investment Company (IPIC) Abu Dhabi Design Basis for Offshore scope, SPM Loading Terminal Functional Description, and Offshore EPC Contractor’s Scope of Work. September 2007 - January 2008
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The Mobil Zafiro SPM serves as the export terminal for the Zafiro Producer Floating Production, Storage and Offloading (FPSO) system located offshore Bioko Island, Equatorial Guinea, West Africa. The terminal consists of a Single Point Mooring (SPM) for 300,000 dwt tankers, a 3.4 km long 40-inch diameter crude oil loading pipeline from the FPSO, Pipeline End Manifolds (PLEMs) and 20-inch diameter flexible hose risers at the SPM and FPSO, and a 1.8 km long 10-inch diameter crude oil transfer pipeline from the nearby Jade Platform. The SPM terminal, which is located in 136 meters water depth, replaces the use of tandem mooring export procedures previously utilized at the spread moored FPSO. SCOPE OF SERVICES: INTECSEA was responsible for complete engineering and construction management of the SPM terminal project. Services included: • SPM site and pipeline route selection • Preliminary pipeline design • Pipeline material specifications • SPM performance and fabrication specifications • Pipeline and SPM installation bid documents • Contractor bid evaluation assistance • SPM and pipeline detailed design review • SPM system fabrication inspection • Construction management • SPM and pipeline installation inspection • Commissioning procedure preparation • Commissioning assistance Construction of the offshore pipelines and installation of the SPM were managed by an INTECSEA construction management and quality assurance team. The terminal was installed and commissioned in 1999.
Project Profile Mobil Zafiro SPM Project Mobil Equatorial Guinea, Inc. Bioko Island, Equatorial Guinea Complete engineering and construction management of the SPM terminal project. August 1997 - May 2001 USD 1.1 million
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DSI has completed construction of a fresh water intake, treatment and a pair of SPM terminals near the mouth of the Manavgat River on the Mediterranean coast of Turkey. The SPM terminals include four (4) 48-inch export pipelines (two pipelines to each SPM terminal), approximately 3 km each, and two SPMs located in a water depth of 80 meters for tankers 250,000 dwt tankers. Fresh water will be exported to other countries. SCOPE OF SERVICES: INTECSEA was appointed to provide technical support, engineering, and construction supervision for the marine terminals covered by an EPC contract which was awarded to a Turkish construction consortium. INTECSEA’s scope included: • Review of preliminary study and design documents • Survey supervision • Terminal location selection • Booster pump station design • Terminal simulation study • Environmental data gathering • Environmental protection report • Detailed pipeline design review • Detailed SPM design review • Material specifications review • Vendor and fabrication inspection • Pipeline coating inspection The work started in November 1994 and was completed in December 1998.
Project Profile DSI Manavgat SPM Terminal Project DSI, Ministry of Public Works of the Republic of Turkey Manavgat River mouth, Turkey
Technical support, engineering, and construction supervision for the marine terminals covered by an EPC contract which was awarded to a Turkish construction consortium. November 1994 - December 1998 USD 70 million
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A Conventional Buoy Mooring (CBM) for 100,000 dwt tankers and an associated pipeline system has been installed in the Port Dickson area, west coast of Peninsular Malaysia in a water depth of 32 m. The terminal has been designed to offload hydrocarbon feedstock to the CABOT carbon black facility. The mooring system consists of six spread mooring buoys with chain anchor legs attached to piled anchors. The CBM and Pipeline End Manifold (PLEM) is connected to the onshore plant by 20-inch and 10-inch 8 km long offshore pipelines and 1.3 km long onshore pipelines. The 10-inch pipeline serves the system by delivering water to the PLEM subsea pig launchers to initiate pipeline flushing operations. Onshore pipelines incorporate two 17 m risers and major road, railroad and swamp crossings. Onshore facilities include a booster pump station, pig launcher and receiving facilities, pigging water storage tank and water pump station. SCOPE OF SERVICES: • Onshore and offshore survey support • Preliminary and detailed engineering design • System operation manual • Specification and drawing preparation • Project management support • Cost estimate and construction schedule • HAZOP studies • Procurement assistance and support • Pre-qualification document for construction ITB • ITB documents and bid evaluation • Construction management support • Construction and commissioning technical support The project was completed in December 1999.
Project Profile Cabot Port Dickson CBM Terminal Project Cabot (Malaysia) Sdn. Bhd. Port Dickson, Malaysia
Onshore and Offshore Survey Support, Preliminary and Detailed Engineering Design, System Operation Manual, Specification and Drawing Preparation, etc.
December 1997 - December 1999
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The Caleta Córdova terminal is located in southern Argentina on the Gulf of San Jorge. The terminal receives oil produced in the western fields of the Chubut Province, and loads the crude for transport to refineries in Argentina and overseas. The terminal presently has 11 tanks with 181,000 m3 of storage capacity and an SPM export terminal for 60,000 dwt tankers, incorporating a 30-inch offshore pipeline and a CALM type SPM. The project included expansion of the onshore and offshore facilities to receive 150,000 dwt tankers. SCOPE OF SERVICES: Design of all the new facilities onshore including: • Oil transfer pipelines • Firefighting equipment • Electrical power distribution and lighting system • Motor control center and switchgear • Tank repair • Tank and pipeline cathodic protection system • Additional storage capacity • Additional pumps, controls and piping • Oil-Water piping, treatment and disposal system • Material, equipment and construction specifications • Tender document preparation • Construction bid evaluation Offshore • Performance specifications for a new SPM, and design of a pipeline for 150,000 dwt
tanker offloading • SPM site location and pipeline route selection • Geophysical and geotechnical survey specifications • Survey supervision • Pipeline material, SPM and pipeline installation specifications INTECSEA was also responsible for preparation of the tender documents for construction and assistance in bid evaluations. The engineering work was completed in November 1995.
Project Profile Caleta Córdova SPM Terminal Project Terminales Maritimas Patagonicas S.A. Gulf of San Jorge, Argentina Design of all the new facilities onshore. February 1995 - November 1995 USD 60 million
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Apache Energy, in conjunction with Woodside Offshore Petroleum, are developing the Legendre oil field on the Northwest Shelf of Western Australia. The field is located on a subsea plateau in approximately 50 m of water, and will include production and offloading facilities. These export system facilities comprise an oil pipeline, pipeline end manifold (PLEM), flexible riser and a catenary anchored leg mooring (CALM) offloading buoy. WorleyParsons was requested to support the Apache Project Team during preparation of tender documents associated with the EPIC contract for the Legendre CALM Buoy and export pipeline system. The work involved secondment of personnel into the client’s office during development of contractual specifications, scope of work and contracting strategy. Subsequently, WorleyParsons’ personnel were closely involved in review of EPIC tenders, clarification meetings and evaluation of technical solutions proposed. Of particular note during this work was the range of technical solutions offered and evaluated, and the specific technical issues associated with the Legendre location. Pipeline options evaluated included Towed and S-laid rigid lines, flexible flowlines and J-laid flowlines. Construction vessels offered varied from DP Dive Support Vessels to conventional spread moored derrick barges. CALM Buoy mooring designs included piled and gravity based solutions, with both clump weight and rock dumped ballast options offered. The calcareous soil conditions and extreme environmental conditions present at the field location on the Northwest Shelf of Western Australia were a dominant factor in evaluation of the selection of mooring configuration and resulting mooring loadings. WorleyParsons’ personnel were ultimately responsible for assisting the client during preparation of technical recommendations relating to the pipeline configuration and construction methodology for the entire export system.
Project Profile Legendre Export System EPIC Support Apache Energy Northwest Shelf, Western Australia Front End Engineering Design 1999
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The Unocal Erawan Field Floating Storage and Offloading (FSO) System operated by Unocal Thailand since 1981 was removed from service, towed to a shipyard and refurbished in 1996 as part of a life extension project. A newbuilt Single Point Mooring (SPM No. 2) and Pipeline End Manifold (PLEM) was installed to moor a temporary FSO. Upon completion of the life extension work, the Erawan FSO was towed back to the Erawan Field and permanently moored to SPM No. 2. The existing SPM was refurbished and is being maintained as a back-up mooring system. SCOPE OF SERVICES: INTECSEA provided the following services for the SPM, pipeline and PLEM system: • SPM and pipeline design basis • SPM location evaluation • Conceptual PLEM design • SPM performance specification • Bid document preparation assistance • Technical bid evaluation • Contract negotiation assistance • Construction engineering services • Fabrication inspection services • Installation supervision The engineering and construction management services began in 1994 and were completed in April 1996.
Project Profile Unocal Erawan SPM Terminal Project Unocal Thailand, a subsidiary of Unocal USA Erawan Field, Thailand
SPM and Pipeline Design Basis, SPM Location Evaluation, Conceptual PLEM Design, SPM Performance Specification, etc.
March 1993 USD 14.5 million
Project: Client:
Location: Scope:
Timeframe:
Project Value:
Phases: 1 2 3 4 5 Identify Select Define Execute Operate
As part of the Lasmo Nova Scotia Ltd. Cohasset/Panuke Field Development located in 70 m water depth off the eastern coast of Canada, INTECSEA was responsible for the conversion and installation of an existing CALM SPM for use with a permanently moored FSO in very severe offshore weather conditions. SCOPE OF SERVICES: INTECSEA was responsible for project engineering, and fabrication and installation inspection services. The services performed by INTECSEA included: • SPM system performance specification and ITB preparation. • Bid evaluation and contract negotiations. • Detailed SPM system design review. • SPM classification certification coordination. • Inspection services during fabrication and manufacturing of the SPM system. • Construction management during SPM installation and commissioning. The SPM was
installed in early 1992. In 1996, INTECSEA was responsible for locating a temporary replacement SPM to be used during the onshore maintenance and repair of the permanent SPM installed in1992. This work was performed for Pan Canadian who acquired the Cohasset/Panuke Field from Lasmo in 1995. INTECSEA assisted Pan Canadian in locating existing used or stock/inventory CALM buoys, for use as a temporary system. INTECSEA assessed the applicability of each available SPM, assisted in negotiations for either leasing or purchasing the temporary SPM, inspected the required modifications to a stock buoy on a fast track basis, and provided construction management during installation. Initial location of available SPM buoys through installation of the replacement buoy was accomplished between July and October 1996.
Project Profile Lasmo Cohasset/Panuke SPM Project Lasmo Nova Scotia, Ltd. And Pan Canadian Nova Scotia, Ltd. Cohasset/Panuke Field, Nova Scotia Project engineering and fabrication and installation inspection services. August 1991 - August 1991 USD 600 thousand
Project: Client:
Location: Scope:
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Phases: 1
2 3 4 5 Identify Select Define Execute Operate
The Shalung SPM No. 1 product import terminal near Taoyuan, Taiwan consists of an existing Single Point Mooring (SPM) and a 42-inch crude oil pipeline, to which a 20-inch gasoline import pipeline and new PLEM was added to the terminal. SCOPE OF SERVICES: INTECSEA was responsible for the engineering design and construction management of the new pipeline and PLEM system and review of SPM modifications designed by others. The engineering services performed by INTECSEA included: • Pipeline and PLEM design • Material and fabrication specifications • Pipeline coating inspection • SPM modification inspection • PLEM fabrication inspection • Pipeline, PLEM and SPM installation supervision The engineering services were completed in May 1992, and installation of the pipeline and PLEM was completed in October 1993.
Project Profile CPC Shalung SPM No. 1 Terminal Project Chinese Petroleum Corporation Taoyuan, Taiwan Engineering design and construction management of the new pipeline and PLEM system and review of SPM modifications designed by others.
May 1992 - October 1993 USD 15 million
Project: Client:
Location: Scope:
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Phases: 1
2 3 4 5 Identify Select Define Execute Operate
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Project Management
WorleyParsons maintains a comprehensive suite of tools to manage projects at the highest level around the world. WorleyParsons employs a consistent, proven suite of group-wide processes, systems and tools supported by functional managers (Business Process Owners, or BPOs) and Business Systems Groups (developers, trainers, start-up support, help desk, commercial agreements, etc) scalable for any size pro-ject.
Enterprise Management System (EMS) web enabled repository of policies, directives, standard workflows, procedures, guidelines, forms, and checklists content controlled by BPOs EMS is easily accessible in any of our offices and is company standard enabling the more than 30,000 staff in 110 offices to share work on a common platform. The supporting systems are tailored to apply in each of the following stages of a project: Identify, Select, Define, Execute, and Operate.
WorleyParsons Project Management Process (WPMP) is our scalable, risk based framework for project execution – some content mandatory, most is advisory.
The main principles of WorleyParsons Management Processes are:
It is s a matrix of mandatory or potential tasks applicable for each project phase. Mandatory tasks kept to a minimum
Project Value Objectives are clearly documented, and Maximum Value identified and realized
Decision support package requirements are fundamental to what is planned for and delivered in each phase
Value Improving Practices (VIPs) are used as appropriate
Each of the tasks is summarized in an overview task sheet, supported as required by:
– Procedures
– Corporate Guidelines
– Template Project Plans
– Go-Bys
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The system includes prompts and go-bys easily available for each phase of the work, illustrated by the following examples for Select Phase projects:
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InControlInControl
InControl is our CTR based project cost and resources control tool - for small or large projects. It is WorleyParsons proprietary, but interfaces with third party applications plus selected third party applications under global agreements – Intergraph (PDS, Marian and SmartPlant Foundation), Primavera, Oracle, Quest, etc.
Other supporting systems include:
Primavera Project P3
– Project planning and control
Cost Management System (CMS)
– Estimating cost and schedule impact due to project changes
Scorecard
– Engineering progress measurement and productivity
Project Portal (EDMS)
– Secure, web-based, integrates closely with Microsoft Office 2003
– Data, schedules, and documents can be accessed from a central location by project teams, clients and vendors worldwide
Encompass®
– Total project management information tool
– Up-to-date and accurate information not only in the home office, but at the job site and at select partner or customers sites as well
– Information can be shared worldwide by project teams
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Interface Management is one of the most critical management practices that must be performed to an excellence-in-execution result. Interface Management is core-defined as eliminating "the gaps and the overlaps.” In principle, Interface Management is clearly recognized by INTECSEA as a key active component of our Project Execution Plan.
The key is to recognize what information is required at what time by whom and where and to handle the constant flow of information, decisions, and requirements between all the stakeholders in the project. To this effect a common interface management process needs to be established among all parties; this requires that the interface management process is clearly identified as a contractual obligation between all parties.
There are multiple levels of information exchange:
Internal:
Between individual disciplines within Client team
Between Client team and contractors,
External:
Between the internal groups within the contractor
Between vendors, subcontractors, and 3rd parties and the main Contractor
Based on the experiences gained by INTECSEA, a methodology has been developed that suits most projects and applies to both internal and external interface management. The purpose of the IMS will be to maintain lines of communication between different stakeholders and Contractor(s) and, ensuring that technical details are consistent, schedule delivery dates are achieved and costs are kept within an agreed budget, as well as providing early warning to interfacing conflicts and tracking the effects of change.
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The objectives of our Interface Management process are to:
Define the Information Exchange Requirements throughout all Phases of a Project
– General Project Information
– Equipment Interfaces
Information Required by Who and When
– Project Schedule and Milestones
– Deliverables
– Contractor Workscopes
Monitor the Exchange of Information
– Take Corrective Action through an Early Warning System
Excellent communication is of course an essential ingredient, but it needs to be accomplished in a systematic way to ensure interfaces are handled most effectively. Typically managing, coordinating and resolving interfaces are the role of an Interface Manager who reports directly to the Project Manager. His role is to systematically track the information exchange and its impact on progress.
INTECSEA’s Interface Management Process is a proven system tool to support the tracking, management, and effectiveness of the exchange of important project information.
Our IM system provides the following reports:
General Interface Information Reporting (general interface physical properties)
Interface Schedule Information Reporting (inter-related activities associated with search)
Interface Clarification Register (listing issues, date raised, due date, resolution)
Change Report (documenting the changes and the responsible parties)
Document and Drawing Register (listing project and ‘shadow’ document status)
INTECSEA personnel have been responsible for interfaces on a number of recent projects, such as the ChevronTexaco Agbami project. This major undertaking requires the management of over 85,000 interfaces between disciplines and contracts. The system was established during the FEED phase to coordinate the design effort and will continue throughout project execution phase to support management of the vendors and contractors.
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The INTECSEA Interface Management System (IMS)
General interface information is organized on three working levels with increasing detail. It reports general interface physical properties for attributes, components and tasks. The system links with the project scheduling tools to identify impacts and monitor status. The Interface Clarification Register lists issues, dates raised and due, resolution, responsible party and resolution team. The change report documents changes to interfaces, tasks and milestones. The Document and Drawing Register lists current document and "shadow" document status.
A graphical interface, an example of which is shown in Figure 1 below, enables ease in finding related interfaces and facilitates coordination among the project participants.
INTECSEA IMS Concept Presentation
Figure 1: Graphical Interface on Typical Multi-Faceted Development
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Effective interface management is key to the successful delivery of FEED and Detailed design. An Interface Management System (IMS) will be established during the FEED phase to identify and define design and disciplines interfaces and then continue through project execution to coordinate multiple contracts and suppliers.
The purpose of the IMS will be to maintain lines of communication between different disciplines, groups, companies, and contractors to ensure that technical details are consistent, schedule delivery dates are achieved, and costs are kept within an agreed budget, as well as providing early warning to interface issues and a mechanism for resolving.
Interfaces are either internal (within a defined component, assembly, or work scope) or external (between components, assemblies, work scopes, or organizations). As the project advances into the FEED, detail design, and execution phases, the management of external interfaces becomes more important and complex.
INTECSEA has developed an Interface Management System (IMS) methodology consisting of procedures, work processes and computer tools. The model is applicable to both internal and external project interfaces and can be adapted to suit any size or type of single or multi-faceted project. The Interface Management System (IMS) was developed by INTECSEA and incorporates the necessary procedures, work processes and computer tools to aid in the management of project interfaces. INTECSEA is currently providing complete interface management of ChevronTexaco’s Agbami project, a major project including an FPSO, subsea, flowlines and offloading. Initially, the system was applied to the substantial engineering tasks and will continue into management of the multiple EPC contract elements of the project.
The Interface Management Tool (IM Tool) is a robust database application accessible worldwide though the intranet. It stores and manages project interface information as well as interface links and key dates. Parties receive notifications of interface queries and actions by email, and can use the web interface to respond.
INTECSEA will offer Client the Interface Management System (IMS) modified to suit the particular needs of the project, including both internal and external interface management, and with suitably experienced engineers. The full IMS package will ensure that interface issues are identified and discussed between all affected parties.
The IMS will control the following aspect of the project:
Contractual responsibilities and requirements
Engineering tasks and activities
Design reports issue and revision dates
Interface physical properties
Project milestones
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Procurement
Construction
Installation and commissioning
Operation and Maintenance
Interface Management Process
The Interface Management Process ensures effective management of functional, physical, schedule and cost interfaces within the project. The Interface Management System will be the basis for all parties to communicate on interface issues to ensure that interface issues are identified and discussed between all affected parties and to develop agreed mechanisms, responsibilities, and completion dates for resolution of issues.
The Interface Management Process for the project will be periodically updated to account for revisions to the working process accounting for CLIENT requirements. Figure 2 below, shows the key elements in the IMS Work Process.
INTECSEA IMS Work Process
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Figure 2: IMS Work Process Flow
Integration management will be a key element in ensuring the successful outcome of the project and will avoid costly delays during fabrication, hook-up, installation and commissioning activities.
The Interface Manager will be responsible for the following:
Chair regularly scheduled project-wide Interface Meetings. Chair and/or attend other meetings as required and appropriate.
Ensure that technical interfaces (both functional and physical) and contractual interfaces (cost and schedule) within its own scope of supply and between itself and other relevant parties are identified, recorded, understood, agreed upon by all parties, and reported to the IMS.
Review Client and Contractor interface documentation to ensure that appropriate responsible parties have been informed of and have been provided input to interface issues and that issues have been properly identified, resolved, and documented.
Review all Change Requests and significant non-conformance reports and dispositions to assure that interface issues are appropriately identified and resolved.
Maintain an Interface Register and Interface Database.
Identify and report progress, concerns and actions to resolve problems and any impact to other areas of the development.
Manage the resolution and timely closeout of relevant interface issues.
Provide relevant information or data to those groups within the Client, own organization and other contracting parties, which may have need of, or be impacted by, the subject information.
Coordinate review and approval for all procedures, data, instructions, drawings, etc. at relevant work interfaces.
Coordinate review and approval of Change Requests to ensure that interface issues are recognized and addressed.
Coordinate review and approval of all significant non-conformance reports and dispositions to ensure that interface issues are recognized and addressed.
Communicate (via appropriate documentation) issues and resolutions to all affected parties.
Inform the Client and INTECSEA IMS Team of all inter-organization interface meetings at the time they are organized. Client and INTECSEA may attend these meetings as necessary or appropriate.
Each of the managed (EPC) contractors will be made responsible for implementing an interface management system within its own organization and shall participate in operation of the PMT Interface Management System. Each managed contractor will appoint an Interface Coordinator who will coordinate
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issue resolution activities within their organization and will communicate these resolutions to the PMT Interface Manager. The Interface Coordinator shall be a single-point-of-contact on the managed contractor’s interface issues. Each contractor shall establish within its own organization an interface management system to:
Ensure that technical interfaces (both functional and physical) and contractual interfaces (cost and schedule) within its own scope of supply and between itself and other relevant parties are identified, recorded, understood, agreed upon by all parties, and reported to the IMS.
Manage the resolution and timely closeout of relevant interface issues.
Provide relevant information or data to those groups within the contractor’s own organization, which may have need of, or be impacted by, the subject information.
Provide relevant information or data to other contracting parties and to the IMS, which may have need of, or be impacted by, the subject information.
Coordinate review and approval for all procedures, data, instructions, drawings, etc. at relevant work interfaces.
Coordinate review and approval of Change Requests to ensure that interface issues are recognized and addressed.
Coordinate review and approval of all significant non-conformance reports and dispositions to ensure that interface issues are recognized and addressed.
Reporting
Following resolution of an interface issue, the resolving party will provide appropriate documents, including Change Request and significant non-conformance review and actions, to the affected parties and to the Interface Manager for the record. The Interface Manager will record all agreements and actions in a suitable form and other appropriate documentation, as required. Systems Interface information shown in the form(s) will also be tracked in a database to provide ready access to the data developed. A sample of typical IMS report is shown below.
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IMS Tool
The INTECSEA IMS is a Web based application, accessible from all project locations through the Internet. The interface database resides on INTECSEA’s server in Houston, where the program is maintained periodically updated when new features become available. The application will provide:
WEB based Interface Management System for remote job site access and secure access from anywhere in the world;
Unbiased procedures to formally assess, resolve and document interface issues and conflicts;
IMS Team defined Fabricator(s), Contractor(s) and Sub-contractor(s) access rights;
A high level Graphic User Interface (GUI) for quick location of project interfaces;
Early warning of interface clashes, reduced schedule float, and notification of change;
Reporting of schedule and cost issues;
“Traffic Light” status to clearly present interface, management and contract issues;
General data, e.g. interface liaison personnel details, interface matrices etc.;
Single item data entry by each user to a “Virtual Database”;
Mass data file upload via IMS tools using industry standard application files (e.g. Excel, Primavera, MS Project, etc.); and
Adaptable search tools for database Interrogation and Reporting.