MG AP CP7.044 Commissioning Impressed Current CP Systems Audit Protocol Version 2 - August 2021

• Site conducted

  Select

• Audit Title

• Job Description

• Service Provider

  Service Stream

  Downer

  Diona

  Ventia

• Subcontractor

• Crew Leader

• Location
  Address

• Conducted on

  Date

• Prepared by

6.1 – Start Chart

• Have checks been carried out and appropriate transformer output settings selected?

  Yes

  No

  N/A

6.2 – Carry Out Checks Before “Switch On”

• Have all physical connections been checked and 240 volt supply is available?

  Yes

  No

  N/A

6.3 – Carry Out Polarity Check After “Switch On”

• Does the voltmeter show the pipe to be negative?

  Yes

  No

  N/A

6.4 – Check Loop Resistance Measurements

• Has the loop resistance been recorded?

  Yes

  No

  N/A

6.5 – Is the CPU metered?

• Has it been identified as a metered or unmetered electricity supply?

  Yes

  No

  N/A

6.6 – Adjust Metered Cathodic Protection Units

• Has the metered CPU been adjusted within registered maximum settings?

  Yes

  No

  N/A

6.7 – Adjust Unmetered Load Limited CPU

• Has the unmetered CPU been set up correctly and final settings recorded?

  Yes

  No

  N/A

6.8 – Determine Interference on any Secondary Structures

• Was the Australian Standard AS 2832.1 followed correctly to test interference to secondary underground structures?

  Yes

  No

  N/A

6.9 – Record all Details on Low Output Commissioning Form MG COM CP7.001.1

• Have all details been recorded on form MG COM CP7.001.1 and forwarded to the Supervisor?

  Yes

  No

  N/A

6.10 - Finish

• Yes

  No

  N/A

• Comments and Audit Finding Summary

• Auditor(s) Sign Off

  Sign

• Auditee (Crew Leader) Sign off

  Sign