BT SVAP LLC has completed a set of works to apply a ZUB concrete weight coating in a galvanized sheath on pipes with a diameter of 530 mm for the needs of the SIBUR Group of Companies at the facility "Reconstruction of the Gubkinsky Gas Processing Plant-Yuzhno-Balyksky Gas Processing Plant" for the construction of an underwater crossing of the product pipeline Du500 mm through Ivan Stepanovich river.