Template

Insulated Flanges and Joints Audit Protocol

by Ashlea Gawne, from the Community

This audit protocol guides field teams through testing insulated flanges and isolation joints using transformer ring and AC generator methods. Verify electrical connections, measure and compare voltages, identify faulty joints, record findings in SAP, and report results to supervisors. Use this structured checklist to standardize inspections, support compliance with cathodic protection requirements, and ensure safe, reliable pipeline operations.

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Eliminate mistakes made by paper-based processes

Create and share professional reports instantly

Confirm accountability and compliance with a digital log

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This community page makes available free workplace checklists and templates created by other users within the SafetyCulture community. SafetyCulture has re-published this content and where possible, has credited the original author. SafetyCulture has not verified the accuracy, reliability or suitability of any community content. You agree that your use of any of this content is in accordance with SafetyCulture’s Terms and Conditions .

Template
Testing of Insulated Flanges and Joints Audit
This audit protocol provides a structured process for testing insulated flanges and insulating joints in pipeline systems. It covers receiving work orders, selecting the transformer ring method, correctly attaching transformer and detector, connecting an AC generator, verifying insulation integrity, and measuring detector voltage. It includes checks for faults, safe bridging of insulating joints, recording findings in ERP for rectification, reporting results to supervisors, and final auditor and auditee sign-off.
by Ashlea Gawne, from the Community
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Testing of Steel Pipeline Casings Audit Protocol
This audit protocol guides field teams through testing of steel pipeline casings to confirm isolation and identify shorts. Steps include spot potential measurements in line with MG SWP CP1.001, assessing potential differences, disconnecting any anodes, installing a current interrupter at the nearest cathodic protection unit, repeating ON and OFF readings, and reviewing results to verify isolation. If required, calculate and record the location of any casing short for excavation and repair. Conclude by reconnecting anodes, cleaning the site, and ensuring safety.
by Ashlea Gawne, from the Community
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Steel Pipeline Casing Testing Audit Protocol
Use this audit protocol to verify the electrical isolation of steel pipeline casings in line with MG AP CP3.031. The checklist guides crews through spot potential measurements, anode disconnection, and ON OFF readings with a current interrupter at the nearest cathodic protection unit. It prompts checks for casing to pipe potential differences at 200 mV and 5 mV thresholds, procedures to confirm isolation or identify shorts, and steps to calculate, record, and report the location of any short for excavation and repair. Final sections cover reconnection of anodes, site cleanup, safety, and sign off.
by Ashlea Gawne, from the Community
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Template
Cathodic Protection Unit Fault Investigation Audit
This audit protocol guides technicians through fault investigation of cathodic protection units. Verify CPU details against SAP and MG SWP CP3.001.1, assess current output, measure DC output and AC supply, and inspect anode and structure cable connections. When the fault cannot be identified, escalate to a qualified electrical or electronics technician. Includes fields for job details, comments, audit finding summary, and auditor and auditee sign-off to document corrective actions.
by Karen Kennan, from the Community
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Testing of Insulated Flanges and Joints Audit

This audit protocol provides a structured process for testing insulated flanges and insulating joints in pipeline systems. It covers receiving work orders, selecting the transformer ring method, correctly attaching transformer and detector, connecting an AC generator, verifying insulation integrity, and measuring detector voltage. It includes checks for faults, safe bridging of insulating joints, recording findings in ERP for rectification, reporting results to supervisors, and final auditor and auditee sign-off.

by Ashlea Gawne, from the Community

Get

Template

Testing of Steel Pipeline Casings Audit Protocol

This audit protocol guides field teams through testing of steel pipeline casings to confirm isolation and identify shorts. Steps include spot potential measurements in line with MG SWP CP1.001, assessing potential differences, disconnecting any anodes, installing a current interrupter at the nearest cathodic protection unit, repeating ON and OFF readings, and reviewing results to verify isolation. If required, calculate and record the location of any casing short for excavation and repair. Conclude by reconnecting anodes, cleaning the site, and ensuring safety.

by Ashlea Gawne, from the Community

Get

Template

Steel Pipeline Casing Testing Audit Protocol

Use this audit protocol to verify the electrical isolation of steel pipeline casings in line with MG AP CP3.031. The checklist guides crews through spot potential measurements, anode disconnection, and ON OFF readings with a current interrupter at the nearest cathodic protection unit. It prompts checks for casing to pipe potential differences at 200 mV and 5 mV thresholds, procedures to confirm isolation or identify shorts, and steps to calculate, record, and report the location of any short for excavation and repair. Final sections cover reconnection of anodes, site cleanup, safety, and sign off.

by Ashlea Gawne, from the Community

Get

Template

Cathodic Protection Unit Fault Investigation Audit

This audit protocol guides technicians through fault investigation of cathodic protection units. Verify CPU details against SAP and MG SWP CP3.001.1, assess current output, measure DC output and AC supply, and inspect anode and structure cable connections. When the fault cannot be identified, escalate to a qualified electrical or electronics technician. Includes fields for job details, comments, audit finding summary, and auditor and auditee sign-off to document corrective actions.

by Karen Kennan, from the Community

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Insulated Flanges and Joints Audit Protocol

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