Primus Energy Services

Hydrotesting: Pipeline & Process Applications

Hydrotesting verifies the strength and leak-tightness of pipelines, process piping, vessels, and related systems using pressurized water. Primus separates pipeline hydrotesting from process hydrotesting because field setup, documentation, safety planning, environmental controls, and acceptance requirements differ between the two.

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Where It Applies

Industrial & Municipal Applications

Industrial / Oilfield Applications

Pipeline hydrotesting typically supports new construction, integrity verification, repair validation, or recommissioning work, while process hydrotesting applies to plant piping, fabricated spools, vessels, skids, modules, or facility systems before startup or after modification. Primus plans around water sourcing, fill points, air removal, pressure monitoring, freeze protection, test-water handling, dewatering, disposal, and the documentation package the test requires.

Municipal / Infrastructure Applications

For municipal or utility pipeline systems that require pressure testing before being placed into service, Primus applies the same pipeline hydrotest methodology, adapted to local water sourcing and disposal requirements.

Typical Applications

  • New pipeline construction
  • Process piping pre-commissioning
  • Facility tie-ins
  • Repair validation
  • Pressure system integrity confirmation
  • Tank and vessel support
  • Hydrotest filling
  • Pressurization support
  • Monitoring
  • Dewatering
  • Test record support

How We Deliver It

Field Execution & Documentation

Typical Equipment & Field Setup

  • Test pumps and pressurization skids
  • Calibrated pressure gauges and recorders
  • Fill and vent piping
  • Temporary water storage or supply connections
  • Freeze-protection equipment for winter testing
  • Dewatering pumps

Planning Considerations

  • Test pressure and hold-time requirements
  • Water source, volume, and disposal plan
  • Air-removal and venting strategy
  • Freeze protection for cold-weather testing
  • Code or client acceptance criteria
  • Coordination with construction or turnaround schedules

Safety & Compliance Considerations

  • Pressure boundary and exclusion-zone controls
  • Calibrated, verified test equipment
  • Controlled pressurization and depressurization steps
  • Monitoring for leaks throughout the hold period
  • Documented test procedures reviewed before execution

Deliverables & Documentation

  • Hydrotest procedure and calibration records
  • Pressure charts and hold-time logs
  • Pass/fail acceptance documentation
  • Dewatering and disposal records
  • Complete test package for client and regulatory files

Keep Exploring

Related Services

Pipeline Cleaning, Pigging, Dewatering & Drying

Pneumatic Testing: Process Piping Applications

Air Blowing & Drying

Request a Quote

Contact Primus Energy Services to discuss your hydrotesting: pipeline & process applications project and request a quote.