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
Special Features:
- One of the largest individual engineering packages contracted by Deltamarin
- The largest ever TRIBON 3D model by Deltamarin.
Ship delivered in 2014, formerly named Pieter Schelte
(DM/2009-2011)

Jaakko Lappi
Sales, cruise ships and offshore
Tel. +358 9 4788 4424
Mobile +358 40 0807 587
jaakko.lappi@deltamarin.com
Sales, cruise ships and offshore
Tel. +358 9 4788 4424
Mobile +358 40 0807 587
jaakko.lappi@deltamarin.com
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