All photos here: http://www.facebook.com/istanbulships/posts/1491252504335223

Video: http://www.youtube.com/watch?v=Qdk2pO4W3w8

The largest construction vessel PIONEERING SPIRIT passed the strait of Istanbul today (02/05/2018) after 11 months in the Black Sea where she took part in the construction of a pipeline from Anapa, Russia to Kıyıköy, Turkey. The vessel is now heading to Rotterdam, Netherlands and will be back to the Black Sea later this year to continue with this project.

IMO 9593505
LOA (including tilting lift beams and stinger): 477m
LBP: 370m
Breadth: 124m
Accommodation: 571 persons
403.342 GT
499.125 DWT
Flag: Malta
Built at the DSME shipyard in South Korea (2011–14)
Detailed specs here: http://allseas.com/equipment/pioneering-spirit/

See also: Panoramic view from Bridge during the passage today, by maritime pilot Ali Cömert: http://www.facebook.com/photo.php?fbid=10212246725223043&set=a.1989239810391.2101646.1225219925&type=3