Case Study

ENGCORR Expands Service Offering with Technical Toolboxes’ AC Mitigation PowerTool

AC Mitigation PowerTool Case Study for ENGCORR showing GIS-based pipeline modeling and AC interference analysis

Stronger AC Interference Modeling, Backed by Technical Toolboxes

ENGCORR, a leader in corrosion engineering, sought to enhance its service capabilities when facing increased demand for advanced AC mitigation solutions. These challenges surfaced during complex pipeline projects where traditional methods couldn’t keep pace with regulatory and technical expectations.

That’s where Technical Toolboxes stepped in.

With the AC Mitigation PowerTool (ACPT), ENGCORR unlocked precise modeling capabilities for alternating current (AC) interference, helping their engineers meet both client specifications and industry standards like NACE SP21424-2018.

The Challenge: AC Interference Threats Were Growing

Pipelines running parallel to high-voltage transmission lines are at risk of corrosion from induced AC current. ENGCORR needed:

  • Better tools to evaluate voltage stress and soil resistivity
  • Faster ways to assess fault conditions
  • A method to reduce costly field work and design iterations


The Solution: AC Mitigation PowerTool

The ACPT module from Technical Toolboxes offered ENGCORR an integrated, GIS-backed software solution to:

  • Analyze steady-state and fault conditions from nearby powerlines

  • Perform multi-point voltage analysis and simulate touch/step potentials

  • Quickly generate mitigation designs with options like discrete groundbeds, parallel mitigation wires, or distributed anodes

  • Import and visualize data via GIS, shape files, and lat/long inputs

“WE ULTIMATELY CHOSE TECHNICAL TOOLBOXES BECAUSE IT PROVIDED A COSTEFFECTIVE SOLUTION WITHOUT COMPROMISING ON RESULTS. ITS USER-FRIENDLY INTERFACE AND PRACTICAL FEATURES MADE IT A BETTER FIT FOR BOTH OUR TEAM’S WORKFLOW AND OUR BUDGETARY NEEDS.”

– ENGCORR Project Engineer

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