Contract with an offshore contractor Allseas for laying the first line was signed on 8 December 2016 and for the second line on 20 February 2017.[1] Laying of the first line in the Russian offshore section started on 7 May 2017.[9] On 6 March 2018, the company announced that it has installed more than half of the offshore pipeline.[10] As of 6 September, it was about 81% finished, and as of 19 November it was fully completed.[11]