Primus Energy Services

Pipeline Cleaning, Pigging, Dewatering & Drying

Pipeline cleaning, pigging, dewatering, and drying prepare new or existing pipelines for testing, inspection, product introduction, maintenance, recommissioning, or removal from service. Primus supports these services on oil, gas, produced water, utility, and process pipeline systems throughout Alberta during construction, turnaround work, integrity programs, plant tie-ins, repairs, and seasonal maintenance.

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Where It Applies

Industrial & Municipal Applications

Industrial / Oilfield Applications

Mechanical cleaning pigs remove construction debris, liquids, scale, solids, and residue from the line. Gauging and inspection pigs confirm line condition and identify any restrictions before further work proceeds. Dewatering removes hydrotest water or process liquids, and drying brings the line to the moisture level required before it is placed into service or introduced to product. Primus plans pigging campaigns around remote access, cold-weather conditions, freeze risk, sour service, produced fluids, environmental controls, disposal planning, and the documentation clients require for handover.

Municipal / Infrastructure Applications

Where municipal or utility pipeline systems require cleaning, pigging, or drying prior to inspection or recommissioning, the same core methods apply, adapted to the pipe material, diameter, and access conditions typical of public infrastructure work.

Typical Applications

  • Pipeline pre-commissioning
  • Hydrotest preparation
  • Post-hydrotest dewatering
  • Line drying before product introduction
  • Line cleaning before inspection
  • Product displacement
  • Pigging campaigns
  • Shutdown support
  • Tie-in preparation
  • Recommissioning
  • Decommissioning
  • Maintenance cleaning

How We Deliver It

Field Execution & Documentation

Typical Equipment & Field Setup

  • Pig launchers and receivers
  • Range of foam, mechanical, and gauging pigs
  • Temporary piping and manifolds
  • Dewatering pumps
  • Compressors and air dryers (desiccant or ambient) for the drying phase
  • Pressure and flow monitoring instrumentation

Planning Considerations

  • Line length, diameter, and configuration
  • Product or contaminant type
  • Access points and remote-site logistics
  • Cold-weather and freeze-protection planning
  • Disposal and water-handling requirements
  • Required moisture/dryness specification before handover
  • Coordination with client shutdown or turnaround schedules

Safety & Compliance Considerations

  • Pressure control and pig-trap safety procedures
  • Isolation and lockout of the line
  • Sour-service (H2S) precautions where applicable
  • Environmental controls for produced fluids and test water
  • Site-specific hazard assessments
  • Competent, trained crews on every job

Deliverables & Documentation

  • Pigging run records and debris/volume logs
  • Gauging and inspection results
  • Dewatering and drying completion records
  • Disposal manifests where applicable
  • Final handover documentation package

Keep Exploring

Related Services

Air Blowing & Drying

Hydrotesting: Pipeline & Process Applications

Chemical Cleaning & Decontamination

Request a Quote

Contact Primus Energy Services to discuss your pipeline cleaning, pigging, dewatering & drying project and request a quote.