As noted, before the work began, the 300-meter vessel was tested and equipped to ensure compliance with the requirements of the project.

"Pipework is carried out in accordance with the terms of national permits under the supervision of national authorities," the report said.

It is planned that Solitair will perform the laying of pipes around the clock and without days off.

In April, the regional management agency of Southern Finland issued a permit for the construction of Nord Stream-2.