MG AP CP3.025 Cathodic Protection Unit Monitoring Audit Protocol Version 1 - Nov 2020

• Audit Title

• Job Description

• Conducted on

  Date

• Prepared by

• Location
  Address

• Service Provider

  Comdain

  Downer

  Diona

  Ventia

• Subcontractor

• Crew Leader

6.1 – Confirm Unit Details

• Have CPU details been recorded in the Survey Record?

  Yes

  No

  N/A

6.2 – Is the unit operational?

• Was the CPU checked and found to be operational?

  Yes

  No

  N/A

6.3 – Check Unit and Record Fault

• Was the fault-finding procedure followed correctly and recorded on the spreadsheet?

  Yes

  No

  N/A

• Was a licenced electrician required?

  Yes

  No

  N/A

6.4 – Is the unit operational?

• Was the CPU checked and found to be operational?

  Yes

  No

  N/A

6.5 – Record Details of Unit Fault and Notify Supervisor

• Were details of the fault recorded and the Supervisor notified?

  Yes

  No

  N/A

6.6 – Record Output Current of each Pipeline Circuit

• Were details recorded for each Pipeline Circuit?

  Yes

  No

  N/A

6.7 – Does the unit require adjustment?

• Were readings compared with previous results and total output in accordance with ESV requirements?

  Yes

  No

  N/A

6.8 – Adjust Cathodic Protection Unit

• Has the CPU been adjusted correctly?

  Yes

  No

  N/A

6.9 – Record General Condition of Cabinet, Hinges and Locks, and Internal Wiring

• Have all readings and checks been performed at periodic inspections?

  Yes

  No

  N/A

6.10 – Record any Access Problems Identified

• Any problems accessing the cabinet?

  Yes

  No

  N/A

6.11 – Is it monthly monitoring or six monthly maintenance?

• Does this CPU require monthly or six monthly monitoring?

  Yes

  No

  N/A

6.12 – Finish Monthly Monitoring

• Is monthly output current in accordance with ESV requirements?

  Yes

  No

  N/A

6.13 – Maintenance Inspection of CPU

• Anode ground bed, cabling, connections and power supply equipment inspected?

  Yes

  No

  N/A

• Have voltage and current outputs been recorded?

  Yes

  No

  N/A

• Any loop resistance checks conducted with problems indicated?

  Yes

  No

  N/A

6.14 – Maintenance Inspection of Ground Bed

• Any ground disturbance near cables/new structures?

  Yes

  No

  N/A

6.15 – Finish Maintenance Inspection

• Have any required ERP updates been recorded for later input?

  Yes

  No

  N/A

• Comments and Audit Findings Summary

• Auditor(s) sign off

  Sign

• Auditee (Crew Leader) Sign Off

  Sign