3500 42m Proximitor Seismic Monitor Module Op Maintenance Man
Cova Stakeholder Presentation February 2010 Rev 22.2€¦ · 6 SAIPEM 10,000 Built 2000 Ultra deep...
Transcript of Cova Stakeholder Presentation February 2010 Rev 22.2€¦ · 6 SAIPEM 10,000 Built 2000 Ultra deep...
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TIMOR LESTE DRILLINGProject Consultation23 February 2010
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Purpose
To provide information about planned drilling activity
Discuss Potential Environmental Risks and mitigation strategies
Provide Eni contact details for further information
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Location
*
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Cova Details
Start date: July 2010 Drill Rig: Saipem 10,000 Duration of drilling campaign: 45 days Water Depth: 1930m Target Depth: 4204m Support vessels Water Based Drilling Muds Drill cuttings discharged at sea bed and from rig
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SAIPEM 10,000
Built 2000 Ultra deep water Drillship Dimensions
Length – 227.6m Breadth – 42m Height – 19m
Accommodation - 172 People Dynamic Position Fixing
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Primary Support Vessels
Transport consumables, fuel and drilling tool
Operate from Darwin Port 1 vessel will be with the Saipem
10000 at all times during drilling
Sea Witch Contractor: Deep Sea Supply Current Contract: Eni Indonesia Maximum Speed Cargo: 1600t
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DUAL ACTIVITY RIG – RISERLESS PHASE
- Rig A: Drill 42” hole and Run 36” Conductor
- Rig B:Deploying Beacons
Sai10 k
A B
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DUAL ACTIVITY RIG – RISERLESS PHASE
Sai10 k
- Rig A: Cementing 36”Conductor
- Rig B:Running 26” BHA
A B
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DUAL ACTIVITY RIG – RISERLESS PHASE
Sai10 k
- Rig A: Running BOP
- Rig B:Drilling 26” Hole
A B
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DUAL ACTIVITY RIG – RISERLESS PHASE
- Rig A: Running BOP
- Rig B:Run & Cement 20” Casing
Sai10 k
A B
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Sai10 k
A B
- Rig A: BOP latched on wellhead- 17-1/2” hole section- 12-1/4” hole section
- Rig B:No direct activity on the well
After latching the BOP, the rig operates like a single activity rig with off-line capability.
DUAL ACTIVITY RIG – CONNECTED PHASE
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13Saipem 10000 - “Dual Activity” Drill ShipSaipem 10000 - “Dual Activity” Drill Ship
Fwd main pipe deckFwd main pipe deck Aft secondary pipe deckAft secondary pipe deck
TEPEDWDTTEPEDWDT
Aft riser deckAft riser deck
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14Saipem 10000 - “Dual Activity” Drill ShipSaipem 10000 - “Dual Activity” Drill Ship
Dual Derrick Side ViewDual Derrick Side View
Dual Derrick Front ViewDual Derrick Front View
TEPEDWDTTEPEDWDT
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15Saipem 10000 - “Dual Activity” Drill ShipSaipem 10000 - “Dual Activity” Drill Ship
Finger Boards Finger Boards -- Derrick Racking System ViewsDerrick Racking System Views
TEPEDWDTTEPEDWDT
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16Saipem 10000 - “Dual Activity” Drill ShipSaipem 10000 - “Dual Activity” Drill Ship
Automatic Derrick Man ViewsAutomatic Derrick Man Views
TEPEDWDTTEPEDWDT
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BOPBOP’’ss Views Front SideViews Front Side
6655//88”” DP = DP = DualDual ActivityActivity
TEPEDWDTTEPEDWDT
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18Saipem 10000 - “Dual Activity” Drill ShipSaipem 10000 - “Dual Activity” Drill Ship TEPEDWDTTEPEDWDT
Aft Starboard ROVAft Starboard ROV
Aft Port ROVAft Port ROV
Remotely Operated Vehicle
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Deep water environment Marine fauna includes:
Whales; Dolphins Turtles Birds fish other species
Several of these species are protected by international treaties or legislation.
Existing Environment
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Existing Environment: Marine Mammals
Sperm Whale
Blue Whale
Killer Whale
Bryde’s Whale
Dolphin species Humpback Whale
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Emissions and Discharges
Drilling discharges: Drilling fluids Cuttings
Atmospheric emissions Cooling water Desalination brine Sewage Domestic waste water Putrescible wastes
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Drill Cuttings Discharge
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Range rings drawn at 100m intervals
45.70' 45.80' 125oE 45.90'
46.00' 46.10' 46.20'
2.20'
2.10'
10oS 2.00'
1.90'
1.80'
1.70'
45.70' 45.80' 125oE 45.90'
46.00' 46.10' 46.20'
2.20'
2.10'
10oS 2.00'
1.90'
1.80'
1.70'
0.2 - 11 - 55 - 1010 - 5050 - 100100 - 500500 - 10001000 - 20002000 - 30003000 - 4000Depth (mm)
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Other Environmental Hazards
Accidental hydrocarbon discharges Well blowout Vessel Collision Fuel or chemical Transfer
Solid and hazardous wastes Marine pests Physical disturbance to marine biota
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Documents submitted• Draft Framework of Reference
Documentation to be submitted to DNMA• Environmental Impact Statement• Environmental Management Plan• Environmental Monitoring Plan• Oil Spill Contingency Plan
Eni Timor Leste:• Tony Heynen, Country Representative
• Tel: +670 331 0847• Email: [email protected]
Further Information