In-Line Inspection and TAR Solutions

Through our extended service portfolio, Nasaktion delivers In-Line Inspection (ILI) and Turnaround (TAR) solutions to support the integrity and reliability of oil & gas facilities. These services are executed with industry-proven technologies and skilled teams, ensuring that pipelines, process equipment, and production assets operate safely and efficiently.

In-Line Inspection (ILI) & Pigging
  • Pipeline integrity assessment using intelligent pigging tools
  • Detection of corrosion, dents, cracks, and metal loss in pipelines
  • Pigging operations for cleaning, gauging, and pre-commissioning
  • Data analysis and reporting to support maintenance and regulatory compliance
Pre-Commissioning & Mechanical Cleaning
  • Pipeline flooding, cleaning, gauging, and hydrotesting
  • Nitrogen or air drying for pipeline preservation
  • Chemical cleaning and flushing prior to operation
  • Ensuring pipelines and facilities are ready for safe startup
Turnaround (TAR) Services
  • Comprehensive TAR planning and execution support
  • Inspection, repair, and replacement of critical equipment during shutdown
  • Valve testing, exchanger cleaning, and vessel inspection
  • Strict adherence to safety, schedule, and cost objectives

Key Benefits:

  • Improved pipeline and facility reliability
  • Reduced unplanned downtime through proactive inspection and TAR execution
  • Compliance with international integrity and safety standards
  • End-to-end execution from preparation to startup readiness

Project Highlights – Maintenance

Nasaktion’s extended maintenance services have been entrusted by leading operators across Indonesia:

Pertamina EP Cirebon – Pre-Commissioning & Startup Services

Support for EPC contractor in providing hydrotest, chemical cleaning, and nitrogen services for new process facilities.

BP Tangguh LNG – Mechanical & E&I Works (Early Works EPC)

Mechanical and electrical installation support, including inspection and pre-commissioning services for brownfield modifications.

Pertamina EP Assets – Turnaround Execution Support

TAR execution management, valve testing, and pipeline cleaning during scheduled shutdown windows to restore facility performance.