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Conductor Supported Platforms.pptx*Title: (Required field)Conductor Supported PlatformsTags:
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Conductor Supported PlatformsWorleyParsons Experience
5 March 2015
Cliff Head
Designed by WorleyParsons
(Perth)
Installed 2006
Cliff Head
Cliff Head
Topsides Description –
3 level , total deck area =
900m2
(excl Sub cellar & Helideck)
Lift Weight = 475 t
Installed via Jackup rig
Cliff Head
Jacket Description –
Water depth = 18m
4 x vertical legs
“In leg” 30” OD conductors also act as piles
(drilled & grouted in place)
Lift Weight = 275 tonnes
Has been installed via Jackup rig
Natural period = less than 2 secs
Cliff Head Jacket Installation
Cliff Head Topsides Installation
Victoria
Designed by WorleyParsons (Perth)
Installed 2004
5 metres water depth Tripod jacket 80 tonnes Conductors connected with
leopard connectors Conductors drilled and grouted Topsides weight 85 tonnes Field Life 8 years
Victoria
Victoria
Kupe
FEED Design WorleyParsons (Melbourne)
Installed 2007
28 metres water depth
Kupe
Kupe Development Drilling
Kupe Topsides
Features include:-
. Topsides = 480t
. Substructure = 500t
Conductors act with piles to resist base shear
Plot Plan Review
H manifold arrg’t to limit footprint / reduce deck size
Kupe
Pohokura
Pohokura
Designed WorleyParsons (Perth)
Installed 2008
Situated 14km off the Taranaki coast of NZ, with a 8 well WHP (producing 200 MMSCFD) in 100ft water depth in a seismically active zone
Pohokura
Features include:-
. Jacket design for seismic & ship impact
• Jacket lift weight 500t
• Jacket transported vertically in H.L.Ship
. Deck lift weight 270 tonne
. 2 yearly planned maintenance visits.
. Extensive RAM underpinned all design aspects
Pohokura
Pohokura
Pohokura