next stage, in a record time of one and a half years, a section of the gas pipeline from kavykta to chienda laid. the main resource basins of this project. this is 803 km. a very complex operation was carried out on one section. with a height difference between the entrance and exit of 155 m , a pipeline was stretched under the lena river. this object was even included in the russian book of records, in addition to such a height difference, the section was characterized by complex terrain and ... than rocky rocks at the base, during the construction of the crossing , a number of the latest technical solutions were developed and applied. this was the first in russia the implemented project of construction of a trenchless crossing with such complex characteristics. but all the work is justified by the volume of recoverable gas reserves. at the kavyktinskoye field there are 1.83 cubic meters. and it is also unique in composition. high content. condensate, there are 66 million tons of it underground, and also gels and many other components valuable for the chemical industry, from wells, all thi