Overview
The Mermaid Strait was purpose built to be an offtake support vessel. With its diesel electric propulsion, 69t bollard pull the vessel is one of MMA’s strongest performing AHT vessels in the fleet. The vessel has been on continuous hire since its delivery in 2012 to Woodside – providing FPSO offtake support services on the North West Shelf of Western Australia.
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Key Features
- Notation:
✠A1, Towing Vessel, (Fire Fighting Capability), Offshore Support Vessel AH, (E), ✠AMS, ✠ACCU, ✠DPS-1, ENVIRO, GP
- Built:
the vessel was built in 2012 at ASL Shipyards
- Port of Registry & Flag:
Dampier Port & Australian Flag
- Deck Space:
310m2 free deck space at 5t/m2 deck strength
- Bollard Pull:
69 tonnes bollard pull is ideal for static tow operations
- with three caterpillar diesel electric engines the vessel has a total of 7,342 BHP
Vessel Summary
- PARTICULARS
- Vessel Type Diesel Electric, Azimuth, AHT, OSV, DP1
- IMO Number 9616216
- Port of Registry Dampier
- Year Built 2012
- Class American Bureau of Shipping
- Notation ✠A1, Towing Vessel, (Fire Fighting Capability), Offshore Support Vessel AH, (E), ✠AMS, ✠ACCU, ✠DPS-1, ENVIRO, GP
- DETAILS
- Length Overall 52.35m
- Breadth 14.60m
- GRT-NRT 1344/403
- Deadweight 930t
- Depth 6.25m
- Maximum draft 4.90m
- BHP 5475kW
- Bollard Pull 69t
- Clear deck Space 310m²
- Deck loading 5t/m²
- Max Speed 12.5 knots
- Sewage Plant MARPOL compliant + holding tank
- Joystick Fitted
- Flow Meter Fitted
- CAPACITY
- Fuel oil 592m³@ 100%
- Potable water 283m³@ 100%
- Sewage 16m³
- PUMPING RATES
- Fuel Oil 120m³/hr @ 30m head
- Potable water 100m³/hr @ 30m head
- MACHINERY
- Main Engines 3 x Caterpillar 3516C @1825 kW
- Harbour Generator 1x Caterpillar CP9 @ 250 kW
- Emergency Generators 1 x Caterpillar Generator 40 kW
- Bow Thruster 1 x Schottel STT02 550kW
- Stern Thruster N/A
- Propulsion 2 x Schottel SRP 1515 Azimuth @ 2000kW
- ACCOMMODATION
- Berths 2x1, 11x2, all ensuite
- Total 24
- DECK EQUIPMENT - Bow Winch
- Type Split drum-type with level wind
- Capacity 800m x 52mm wire, 100m x 72mm rope
- Pull 35t
- Brake holding 150t
- DECK EQUIPMENT - Anchor Handling Winch
- Capacity 800m x 52mm
- Pull 70t
- Brake holding 200E
- DECK EQUIPMENT - Towing Winch
- Capacity 800m x 52mm
- Pull 70t
- Brake holding 200E
- DECK EQUIPMENT - Tugger Winch
- Number & Capacity 2 x 10t
- Other Deck Equipment
- Towing pins 100t SWL
- Sharks jaws 200t SWL
- Stern Roller 3.0m x 1.5m, 150t SWL
- Crane 1 x 1.5t tonnes SWL @ 10 m
- LIFESAVING
- Liferafts 4 x 25 man
- FRC/Rescue Boat/Davit SOLAS approved FRC + Davit
- Rescue Zones Fitted
- SPECIALIST
- DP Class DP 1
- DGPS 2
- CYSAN 1
- Bow Fendering One double cylindrical
- Stern Fendering Single Cylindrical
- Pilot Disembarkation stations One fitted either side
Projects
The Subsea 7 Emergency Pipeline Repair System Project involved to provide facilities, equipment and personnel support to Subsea 7 as they assembled and tested the EPRS in Tuas, Singapore.
The Receipt & Storage of Ichthys Mooring Equipment involved the receipt of three large barge loads of mooring equipment that needed to be offloaded, transported and stored.
Chevron Australia chartered two AHTS vessels to support the Ensco 107 Jack Up rig movements for the Thevenard Island Retirement Project
Mid 2013 Chevron awarded a contract variation to MMA for the transportation of specialised project equipment from Henderson to Barrow Island.
In 2012, the PSV MMA Leveque was contracted by Allseas Australia to perform supply duties and transport pipe, subsea structures, fuel, water and general supplies from the Dampier Supply Base to vessels working on the Gorgon and Jansz fields.
Subsea 7 contracted MMA to conduct tug and barge services for the transport of Chevron materials from Batam, Indonesia and Henderson, Australia to the Gorgon and Jansz fields.
Safety Performance
Total Recordable Case Frequency
(per million hours)
