Transneft Druzhba performed scheduled maintenance of Kuibyshev – Unecha – 2 oil trunk pipeline During the scheduled shutdown within the Technical Upgrading and Revamping Program medium maintenance of the valves was performed. A number of faults was eliminated by trimming, process pipelines and completed pipeline sections were connected.
At Klin, Unecha Line Operation Dispatcher Stations (LODS) and Sosedka and Malinovka-2 oil pump stations the engineers revamped 18 station valves and performed medium maintenance of the pig trap station at Samara oil pump station.
At Klin-2 and Sosedka-2 stations main pump units were connected upon replacement. At Novozybkov oil pump station the main pump unit No. 1 was installed and the main pump unit No. 2 was diassembled.
Upon replacement the process pipelines were connected at LODS Nikolskoye-1 where major station upgrade is currently being performed. The completed section of the trunk pipeline totaling 9 km was connected.
The repair was carried out continuously for 72 hours, and all the Central Repair Service crews of Transneft Druzhba, JSC were involved. The completed set of activities will enhance the reliability and safe operation of the pipeline transfer facilities within company area of responsibility.