The North Rankin ‘A’ Foundation Improvement Project Colin Roberts
Joint Venture Partners
Location of the NRA with respect to Karratha
Aerial view of Domgas & LNG onshore facilities – Burrup Peninsula
Aerial view of Train Construction at Withnell Bay
Overall Work Planned in the Foundation Improvement Project
Closer Detail
View of Guy-wires Installed on the FSS
+12 metre Deck Layout
View of NRA Showing +12m Decks
Leg B m Level
Congestion
Makeshift Storage +36m Level
Drill Production Deck with Pipe Laydown taken over for Storage
King Bay Supply Base
Longyear 55 Diamond Drill Rig on B4
Typical Pile & Riser Arrangement
Casing and Jetting Grouting Strings
Flat-faced Milling Bit
Reverse Circulation Diagram
Drill String Make-up (Grouting and Belling)
Downhole Stabiliser
Downhole Assembly
Bell Footings Insert
Acceptable Bell Profile
Wirth BHA Belling Tool
BHA Belling Tool Schematic
Concrete Batching Plant
Wirth PBA Drilling Rig
Riser Handling Unit
10 tonne Electromagnet
Stinger Joint - Reinforcement
Underwater Remote Observation Vehicle on Board The Shelf Supporter