Testing & Maintenance

Compliance & Prevention

NIS engineers and technicians understand the principles of corrosion. With over 75 years of combined industry experience, NIS designs and installs corrosion control systems that can protect transmission and distribution pipelines, bulk storage tank farms, refineries, underground storage tanks, and steel lift stations. 

These corrosion control systems aid in the prevention of corrosion in new structures and mitigation of corrosion in existing structures.

NIS inspectors and technicians provide the valuable information necessary to make the right decisions for effective CP solutions.

NIS NACE/AMPP certified technicians perform:
  • Annual Tank & Integrity
  • Annual Surveys
  • As-Built Surveying
  • Field Evaluations
  • Stray Current
  • AC Mitigation
  • Preconstruction Design Assistance
  • Soil Resistivity & Soil Sample Collection Analysis
  • Depth of Cover Survey