MG AP CP2.022 Potential Survey – Data Logging (Recording) Audit Protocol Version 1 - Nov 2020

• Audit Title

  Date

• Job Description

• Service Provider

  Comdain

  Diona

  Downer

  Ventia

• Subcontractor

• Crew Leader

• Location
  Address

• Prepared by

• Conducted on

  Date

6.1 – Equipment Check

• Has multimeter/copper sulphate reference cell/data logger been calibrated in the last 12 months?

  Yes

  No

  N/A

• Does the copper sulphate solution cover the rod?

  Yes

  No

  N/A

6.2 – Cathodic Protection Units

• Were CPUs that require overnight switching activated correctly?

  Yes

  No

  N/A

6.3 – Locate and Open Test Point

• Were any faults detected with the test point, support post (if above ground), cables or connections managed correctly?

  Yes

  No

  N/A

6.4 – Place Reference Electrode

• Was the reference electrode positioned correctly into the ground?

  Yes

  No

  N/A

6.5 – Measure Potential of Earth Stake

• Was the potential cable value below expected values?

  Yes

  No

  N/A

6.6 – Is earth stake potential more negative than -200mV to reference cell?

• Is a temporary earth stake required?

  Yes

  No

  N/A

6.7 – Install Temporary Earth Stake

• If a temporary earth stake was used, was it allowed to polarise for at least 24 hours?

  Yes

  No

  N/A

6.8 – Is it a data logger?

• Has test point information been recorded in ERP?

  Yes

  No

  N/A

6.9 – Configure Data Logger

• Has the data logger been configured as per the instruction manual?

  Yes

  No

  N/A

6.10 – Connect Data Logger to Test Point

• Has the data logger been connected correctly to the test point?

  Yes

  No

  N/A

6.11 – Record Data Logger Details

• Has the data logger serial number and time installed been recorded against the test point?

  Yes

  No

  N/A

6.12 – Pick up Data Logger

• Did the data logger record the minimum period?

  Yes

  No

  N/A

• Has the data logger been removed from the test point and chart downloaded?

  Yes

  No

  N/A

6.13 – Is data valid?

• Was the chart checked for anomalies or invalid data?

  Yes

  No

  N/A

6.14 – Determine Cause of Failure

• Has a cause been identified for any invalid data?

  Yes

  No

  N/A

6.15 – Repeat Recording

• Is the data logger faulty?

  Yes

  No

  N/A

6.16 – Save Chart

• Was the data logger chart saved correctly for assessment?

  Yes

  No

  N/A

• Did the CPU require adjustment?

  Yes

  No

  N/A

6.17 – Finish

• Has the data logger been marked as picked up on the Survey Record?

  Yes

  No

  N/A

• Comments & Audit Finding Feedback

• Auditor(s) Sign off

  Sign

• Auditee (Crew Leader) Sign off

  Sign