|OHTís new heavy installation crane vessel Alfa Lift, currently under construction at the China Merchants Heavy Industry (CMHI) facility in Jiangsu, has reached its second significant build milestone with the laying of the Keel, weeks ahead of schedule.
For the first time the fabricated blocks have come together for assembly in the dry dock and the vessel will start to take shape. This is the next significant step in bringing Alfa Lift to the market, following the Steel Cutting Ceremony that took place on March 1st of this year.
This milestone was marked with a Keel Laying Ceremony on the 25th September, attended by OHT Owner and Chairman Arne Blystad, together with CEO Torgeir E. Ramstad, Head of Project Execution Bertil Rognes and Alfa Lift Project Manager Bjarne Birkeland. Also present were CMHI General Manager Mr. Wallace Yao, and other senior CMHI Management in addition to representatives from DNV-GL and other suppliers.
The Alfa Lift vessel of Ulstein design will be the largest and most innovative, custom-built offshore wind foundation installation vessel in the world. The vessel is due to be delivered early 2021. The next major milestone will be the launching ceremony which is planned for March 2020.
Length over all 216.33 m Length p.p. 204.26 m
Breadth moulded 56.00 m
Depth moulded 12.60 m
Summer draft 9.387 m
Deadweight 48,000 mt
Submerged depth above deck 15.00 m
Max deck load 30 mt/m≤
Dynamic positioning DP2 360 deg. HS 2.5 m
Free Deck Length: 148 m
Free Deck Area: 8,310 m≤ main + 2,470 m≤ fcstl
Accommodation: 100 people
The vessel is a 48,000 dwt semi-submersible offshore windfarm foundation installation vessel of Alfa Lift design (patent pending), ready for work early 2021.