Transneft Druzhba conducted repair works during planned stops at Kuybyshev - Bryansk, Ufa - West Direction, Section No. 42 petroleum products trunk pipelines (PPTP) and at Kuybyshev - Unecha-2 oil trunk pipeline (OTP).
The works were conducted on 19-24 December 2017 on a 24-hour basis during 96 hours in Bryansk, Orel, Samara, Ulyanovsk Regions. The specialists performed activities on repair and replacement of gate valves, dismantling and assembling of pumping equipment, connection of industrial pipelines, elimination of defects and a number of other activities for the purpose of securing reliability of the pipeline system operated by the enterprise.
Hydraulic tests of collectors of main pump units (MPU) were conducted at Nikulino and Sosedka line operation dispatcher stations (LODS). A booster pump was assembled after replacement at Stalnoy Kon LODS.
Two gate valves were replaced at 8-H LODS, replacement of two gate valves and medium repair of three gate valves was performed at the linear portion of Section No. 42 PPTP.
Leakage and drainage pipeline was connected at Syzran-1 LODS. A duplicate gate valve was cut at Priboy LODS, a duplicate gate valve was cut and a back valve was replaced at Penza-2 LODS.
At Aksinino oil pump station (PS) during decrease of pumping mode through the OTP was dismantled for further replacement. Works on replacement of a gate valve were performed at Unecha LODS.
All the activities were performed as part of implementation of industrial programmes of technical upgrading, revamping and overhaul of Transneft Druzhba (TUR&OH), as well as repair and operational needs (RON).
Oil and petroleum product transportation was resumed in accordance with the schedule; pipelines function under normal conditions.