On building of the system of main pipelines «Bovanenkovo is Ukhta» erection of submarine transition is completed across the river Large Synya. It is the first similar object, built by own forces of holding «Stroygazkonsalting». In January, 2009 to building of transition the specially created area of podvodno-tekhnicheskikh works of LTD. began through Large Synyu «Sgk-truboprovodstroy» (associated company of LTD. «Stroygazkonsalting»). Submarine development of trench was conducted from banks and pontoons
by power-shovels, including with a long arrow. For a syphon five lashes were geared-up, and the general extent of transition made a 505 m All to subdivisions «Stroygazkonsaltinga» coming to lay a 234 km of gas pipeline «Bovanenkovo is Ukhta», 94 a km pass from which
on the swamped and obvodnennoy locality. On this territory a gas pipeline crosses 8 large rivers is Pechora, Large Synya, Kos’yu, Kozhim, Whisker, Large Inta, Kochmes and Ol’khovey.
