Inspection Services

QIS has been providing third-party inspection services to pipeline, oil, telecommunication, and natural gas industries for over 25 years. We are a leader in the pipeline inspection industry because of our highly skilled personnel and our dedication to safety.

QIS also offers volume and discount savings to your inspection service budget for pipelines, compressor stations, gas gathering systems, or any other oil and gas construction project.

Oil and Gas Pipeline Inspection Services

QIS has provided turnkey inspections services for many of the largest pipeline projects in the world, including the following:

  • Kern River Project 717 miles, 36" and 42" pipeline with 10 compressor stations. QIS provided all 330 inspectors for the pipeline and compressor stations.
  • Gulfstream natural gas project 760 miles of 36" pipeline; (473 miles across the Gulf of Mexico and 293 miles across Florida). The entire inspection team was provided by QIS.

Our inspection personnel include:

  • Project Supervisor
  • Project Engineer
  • Construction Manager
  • Chief Inspector
  • Assistant Chief Inspector
  • Office Manager
  • Materials Clerk
  • NACE Certified Coating Inspectors
  • AWS/CWI Welding Inspectors
  • CPWI Welding Inspectors
  • Utility Inspector
  • Electrical Inspector
  • Safety Inspector
  • Environmental Inspector
  • Land Agents
  • Mechanical Inspector
  • API-1169 Certified Inspectors
  • API-650 Certified Tank Inspectors
  • API-653 Certified Tank Inspectors
  • API-TES Certified Tank Entry Supervisors

We provide inspection services for the following:

  • New Construction
  • Integrity and Maintenance
  • Close Interval Survey
  • Rehab
  • Relocation
  • AC Mitigation

Offshore Inspection Services

  • Pipelines and Facilities
  • Platforms

Environmental Inspection Services

  • Project Management
  • Permitting and Audits
  • Wetland Delineation and Evaluation
  • Habitat Evaluation
  • Due Diligence
  • Construction Monitoring

Additional Inspection Services

  • Compressor Stations
  • Meter Stations
  • Tank Farms
  • Truck Terminals
  • Distribution Systems
  • Gathering Systems
  • LNG Facilities
  • Pipe Mill and Coating
  • Refineries
  • Fiber Optics
  • Safety Inspection
  • Temporary Staffing
  • Intern & Summer Staffing
  • Fabrication Inspection

Download our brochure to learn more.

Need inspection services? Contact us today!