MG AP CP3.025 Cathodic Protection Unit Monitoring Audit Protocol Version 2 - August 2021

• 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 correctly in the spreadsheet?

  Yes

  No

  N/A

6.2 – Is the unit operational?

• Was the CPU checked for correct operation?

  Yes

  No

  N/A

6.3 – Check Unit and Record Fault

• If a fault was suspected to be present, was the fault-finding procedure followed correctly?

  Yes

  No

  N/A

• Was the 240v power isolated prior to testing inside the cabinet?

  Yes

  No

  N/A

6.4 – Is the unit operational?

• Was the CPU checked for correct operation?

  Yes

  No

  N/A

6.5 – Record Details of Unit Fault and Notify Supervisor

• If a fault was detected, were details of the fault recorded and the Supervisor notified?

  Yes

  No

  N/A

6.6 – Record Output Current of each Pipeline Circuit

• Were the outputs of each pipeline circuit measured and recorded?

  Yes

  No

  N/A

6.7 – Does the unit require adjustment?

• If required, was the output of the unit adjusted?

  Yes

  No

  N/A

6.8 – Adjust Cathodic Protection Unit

• If required, was the adjustment performed correctly?

  Yes

  No

  N/A

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

• Has the general condition of the CPU been checked?

  Yes

  No

  N/A

6.10 – Record any Access Problems Identified

• If identified, were there any problems with the cabinet recorded?

  Yes

  No

  N/A

6.11 – Is it monthly monitoring or six monthly maintenance?

• Has the correct monitoring and maintenance activity for the unit been determined?

  Yes

  No

  N/A

6.12 – Finish Monthly Monitoring

• Has the unit been reinstated and made safe?

  Yes

  No

  N/A

6.13 – Maintenance Inspection of CPU

• Have the permantly installed meters been verified against a multimeter?

  Yes

  No

  N/A

• Have voltage and current outputs been measured and recorded?

  Yes

  No

  N/A

• If required, has a loop resistance check been conducted in accordance with MG SWP CP3.002?

  Yes

  No

  N/A

6.14 – Maintenance Inspection of Ground Bed

• Has the surrounding area been checked for any ground disturbance or new structures near the cable routes?

  Yes

  No

  N/A

6.15 – Finish Maintenance Inspection

• Has the unit been reinstated and made safe?

  Yes

  No

  N/A

• If required, have SAP Notifications been raised for any faults found on the CPU?

  Yes

  No

  N/A

• Comments and Audit Findings Summary

• Auditor(s) sign off

  Sign

• Auditee (Crew Leader) Sign Off

  Sign