Chapman Engineering Protecting Assets and the Environment since 1989
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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.


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