Chapman Engineering Protecting Assets and the Environment since 1989

Pipeline Corrosion Control

Cathodic Protection (CP) Systems













Corrosion Protection
Services (Utilities)






Coatings and CP Specification





Corrosion Surveys   for Existing Infrastructure

Cathodic Protection:

  • Pipeline Integrity Management Program (Company-wide) & Plans (Line-specific)
  • Review of Internal Corrosion Control Plans
  • Design, installation, and testing.
  • Designs and specifications for CP systems, based on site-specific testing data.
  • Installation of Impressed-Current CP systems.
  • Installation of galvanic anode CP systems.
  • AC-induced corrosion studies and mitigation plans.
  • Current demand studies.
  • Identification of corrosion mechanisms.
  • Ground/neutral system interconnection diagnoses.
  • Cathodic Protection of Bulk Above-Ground Tank Bottoms
  • Pipeline Integrity Management Program (Company-wide) & Plans (Line-specific)
  • Specifying, Installing Rectifier “Remote Monitoring Units” (RMUs)


Corrosion Protection:

  • Water and wastewater pipelines (Steel, PCCP, RCP, DIP).
  • Water and wastewater utility vessels, lines and fittings.
  • Water and wastewater treatment plants (digesters, clarifiers, filters)
  • Water storage reservoirs
  • Fire suppression piping and fittings

                                                                                          Coating Programs - Underground/Atmospheric:

  • Program/procedure review & development
  • Coating product review
  • Product application training
  • Coatings Specifications
  • Coating inspection


Pipeline System Review:

  • Review of Internal Corrosion Control Plans
  • Launcher/receiver
  • Pigging procedures/training
  • Maintenance Pigging Plans

Operation and Maintenance (O&M):

  • Pigging schedule
  • Pig type recommendations
  • Pigging debris evaluation

Smart Pig Project Management:

  • Review of pipeline as-builts for smart pig passage.
  • Above Ground Marker (AGM) location GPS survey.
  • Cleaning and Smart Pig tracking.
  • AGM marker placement during Smart Pig runs.
  • In-field location and investigation of potential anomalies.
  • Documentation.