‘Pioneering Spirit’

D.P. Platform Installation/Removal and Pipelay Vessel

Customers: ALLSEAS Engineering B.V. / Société d’Exploitation du Pieter Schelte NV

The largest construction vessel ever built and designed for the single-lift installation and removal of large oil and gas platforms and the installation of record-weight pipelines.

Main dimensions of the platform installation/removal and pipelay vessel:

LOA	382.0 m
Breadth	124.0 m
Draught, scantling	27.0 m
Displacement, transit	365,000 t
Displacement, max	932,000 t
Accommodation
Thrusters 12 pcs

Vessel capabilities:
DP Class	DP3
Topside lift capacity	48,000 t
Jacket lift	25,000 t
Pipelay	S-lay
Pipe size	6-68”
Pipe joint	up to 12.8 m

Commission:

Basic design:

Update of the P&ID´s and D&ID´s provided by the Client
Structural design and calculation/analysis of large equipment foundations, supporting structures, smaller deckhouses, etc.
E&I design except power generation, HV distribution and propulsion systems
Technical specification for procurement purpose

Detail engineering, Complete engineering package of the Vessel consisting of:

TRIBON M3 3D model including:

Structures as per scantling drawings, inclusive updates during detail engineering
Openings for windows, doors, stairs etc.
Reinforcements for heavy equipment
Penetrations for piping, ducting and cable trays
Main equipment (mechanical & electrical)
Equipment foundations
Piping DN 25 and larger including pipe supports
Ventilation- and spiro ducts inclusive supports
Cable trays inclusive supports
Deck outfitting equipment (anchoring, mooring, cranes, lifesaving eq. etc)
Steel outfitting such as stairs, ladders, platforms, railings, etc.
Accommodation (Interior part) in 2D
Electrical & Instrumentation in 2D, including calculations and cable database

Customer Benefits:

“One stop” engineering office
Short engineering time, at peak up to 300 engineers involved
On-line access to all project documents via Deltamarin Web based Document Management System
MTO´s and weight information available before entering yard discussions
Access to 3D model / possibility to control the detail engineering phase
Handed over 3D model good platform for the yard to continue the work