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LPG Carrier – OBERON
Wreck Removal Case Study
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Company Overview
• Established in 1983 & Independently owned by Joseph Farrell Jr.
• Offices Locations - USA - U.K.
- Singapore - Shanghai - Mumbai
• Major Owned Assets include Tugs / Barges • Current Projects • Maritime Academy
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Project Overview
• LPG Carrier loaded with 1,000mt of Butene-1 • Two Phase Project
– Cargo Recovery – Wreck Removal
• Project Goals / Timeline • Logistics • Methodology • Challenges Faced and solutions developed
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• Fully pressurized LPG Tanker w/ 2 independent cargo tanks • Heavily aground resting on rocks • Located 7 miles from Peng-Hu Island - territorial waters of
Taiwan • Exposed location subject to weather / sea swells • Cargo consists of appx 1000mt of Butene-1 split evenly
between the two tanks • Access to wreck very difficult for crafts with any significant
draft
The Situation
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Project Goals
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Planning / Logistics
• Site Assessment • Contingencies Planning • Pollution Prevention • Equipment Needed • Disposal
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Planning / Logistics
• Weather downtime • Safety • Local Contractors • Regulatory Authorities • Disposal
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Phase 1 – Cargo Removal
• Ad-hoc STS transfer system – Jack up barge used as bridge
• Constant pressure monitoring • Inerting of Tanks
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Phase II – Wreck Removal
• 3 barges utilized • Cut up into 10-25t pieces placed on deck barge and transported to mainland • Very tidal dependent • Floating of the cargo tanks • Total of 1894mt removed
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Contracting / Costing
• BIMCO Wreckstage contract • Three options for pricing requested
– Removal of cargo and inerting of tanks – Removal and disposal of wreck only – Removal and disposal of wreck including all cargo
• Weather clause • Creative use of local resources
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Risks / Obstacles
• Typhoon Season!!! • Remote Location • Dangerous lightering operations
• Extreme tidal conditions • Finding daughter vessel
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Questions?
THANK YOU!!!
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