Valve change activity at a client node. This is one of the biggest nodes in terms of gas production. Because this is a gas facility, the system has weld-on valves and when the valves are bad or a leakage above the reliable API 598 standard is observed, the valves will be replaced. 

Al Hosn is a company in Abu Dhabi, in the United Arab Emirates. Al Hosn is also an arm of the operators of their pipeline and the production facility.  Today Al Hosn has been changed to ADNOC company which is a group just like the NNPC in Nigeria.

Topline was engaged by a client to carry out the Hot Tap activity. Before the line was shut down and the activity executed, we requested for the gas analysis, operating pressure, and operating temperature of the line.

Topline limited successfully carried out leak repair intervention on a 36” Independent Gas transmission system (GTS 1) located in Okrika. This work location falls within the mangrove swamp of the eastern Niger Delta region.

This pipeline runs from Ogbengbri to OB OB gas plant. This is one of the longest pipeline within the country, spanning over 121-kilometres The client was in doubt if this pipeline could be tested at it's full 121-kilometer stretch.

Topline was contracted by a client to carry out intelligent pigging services, which is part of the DPR requirement which states that transport pipelines, whether oil or gas must be inspected every five years.