Construction & Renovation

CJSC Stroytransgaz implements projects of any size, from local distribution pipelines to transcontinental systems. Our team has substantial experience working in any conditions, including severe climates and on difficult terrain when projects require crossing roads, rivers and lakes. Irrespective of the scale and complexity of projects, CJSC Stroytransgaz ensures safety, quality, reliability and timely project fulfillment within the limits of its budget regardless of climate or operating conditions.


CJSC Stroytransgaz builds and renovates oil, refined products, liquids and gas pipelines. We have built hundreds of kilometers of pipelines with pipe diameters ranging from 15 to 1420 mm and wall thickness of 5 to 41 mm. The company took part in all Russia’s strategic pipeline projects including ESPO and BPS-2 oil pipeline systems as well as Ukhta-Torzhok, Gryazovets–Vyborg and Sakhalin – Khabarovsk – Vladivostok trunk gas pipelines. Our current project portfolio includes general contracts for building the Bovanenkovo-Ukhta gas pipeline system sections, SIBUR NGL main pipeline to Tobolsk-Neftekhim, sections of the Oil & Gas transmission system from Yarudeyskoye field controlled by NOVATEK, and the new gas pipeline sections from the North Caspian gas fields developed by LUKOIL.

Site Facilities

CJSC Stroytransgaz provides complete turn-key services in site facilities construction projects. Our past construction projects include tank farms in the Novorossiysk sea port and at the Kirishi Refinery and infrastructure for the Verkhnechonskoye deposit and other projects. Our current portfolio includes the reconstruction of the Mikun, Alexandrovskaya and Nevinnomissk compressor stations as well as construction of the Kazachya compressor station, a basic facility of the Southern Corridor gas pipeline system where gas will be pretreated for export to Europe via the South Stream pipeline.

Range of Works

We fulfill Oil & Gas projects that comprise the full range of construction work, including:
• construction area preparation;
• excavation, piling and grouting as well as thermal stabilization;
• concrete and reinforced-concrete cast-in-place construction;
• service and permanent roads as well as heliport deck construction;
• temporary and permanent drain systems, hydronic heating and gas supply systems, external supply lines and communication lines construction;
• access system, video monitoring and security equipment installation;
• internal and external engineering system as well as buildings facilities installation;
• instrumentation and control equipment system installation;
• main and additional processing equipment installation;
• protection of structures, pipelines and equipment;
• hydraulic and pneumatic test of equipment, shutoff and control valves and nets;
• start-up and adjustment procedures.

In addition, our company offers complex pipeline testing services, including:
• pipeline pigging;
• calibration;
• preliminary and closing air leak and hydro testing;
• drying to the design-specified dew point;
• nitrogen mothballing.