Deutsche Offshore Schifffahrt (DO) has started construction of a new fleet of construction commissioning service operation vessels (C-CSOVs), with the first steel cut for the lead vessel DO Joule at CSSC Huangpu Wenchong Shipyard in Guangzhou, China.The vessel is the first in a series of four ships ordered by Schoeller Holdings, with all vessels to be built to identical specifications.Columbia Shipmanagement will provide technical management of the vessels, while DO will act as developer…