Compliance Assessment R1 Requirement & Measure Evidence Submission Evidence Description Evidence Assessment Approach Auditor Notes R1 The Transmission Maintenance and Inspection Plan of the legal owner of a transmission facility must detail its inspection and maintenance requirements and must apply to each transmission facility that is associated with each of the transmission paths identified by the ISO. MR1 A documented Transmission Maintenance and Inspection Plan as identified in requirement R1 exists and covers each transmission facility as identified by the ISO. AR1 Please provide: Review the Transmission Maintenance and Inspection Plan for evidence to determine whether the entity has identified all its applicable transmission facilities from the list of ISO identified transmission facilities as referenced in the AESO Information Document FAC-501-WECC-AB2-1 R1 Identified Transmission Paths (ID # 2014-002RS). Review the documentation and verify the evidence details inspection and maintenance requirements for each transmission facility identified. copies of all documented Transmission Maintenance and Inspection Plan that were in effect during the audit period; R1.1 The legal owner of a transmission facility must review its Transmission Maintenance and Inspection Plan annually and update it as required. MR1.1 Evidence exists that shows the legal owner of a transmission facility reviewed their Transmission Maintenance and Inspection Plan annually and updated it as needed. AR1.1 Please provide: Review the AR1.1(i) submitted evidence to determine whether the Transmission Maintenance and Inspection Plan has been reviewed annually. (i) evidence, including the dates for each review, to demonstrate that the annual review of the Transmission Maintenance and Inspection Plan has occurred. (ii) evidence that any necessary updates resulted from the annual review have been included in the Transmission Maintenance and Inspection Plan. Review the AR1.1(ii) evidence and the Transmission Maintenance and Inspection Plan to determine whether it has been updated as identified during the annual review. R1.2 The legal owner of a transmission facility must annually submit its Transmission Maintenance and Inspection Plan and any updates to the ISO. MR1.2 The Transmission Maintenance and Inspection Plan and updates, if any, are received by the ISO annually. AR1.2 Please provide: Review the AR1.2 evidence to determine whether the entity submitted their Transmission Maintenance and Inspection Plan and any updates to the ISO annually. evidence, including the dates for each submission, to demonstrate that the Transmission Maintenance and Inspection Plan, and any updates, have been annually submitted and received by the ISO. Findings R2
Requirement & Measure Evidence Submission Evidence Description Evidence Assessment Approach Auditor Notes R2 The Transmission Maintenance and Inspection Plan of the legal owner of a transmission facility must include without limitation the following maintenance categories: R2.1 Transmission line maintenance details: R2.1.1 patrol/inspection; R2.1.2 contamination control; and R2.1.3 tower and wood pole structure management; R2.2 Station maintenance details: R2.2.1 inspections; R2.2.2 contamination control; and R2.2.3 equipment maintenance for the following: circuit breakers; power transformers (including transformers); regulators; and reactive power devices (including, but not limited to, shunt capacitors, series capacitors, static VAR compensators, synchronous condensers, shunt reactors, and tertiary reactors). MR2 The Transmission Maintenance and Inspection Plan addresses the required maintenance details of requirement R2. AR2 Intentionally left blank. Review the Transmission Maintenance and Inspection Plan provided at AR1 above, to determine whether the Transmission Maintenance and Inspection Plan included without limitation the maintenance categories, and station and transmission line details as listed in requirement R2. Review the Transmission Maintenance and Inspection Plan for technical reasonability. Findings R3 Requirement & Measure Evidence Submission Evidence Description Evidence Assessment Approach Auditor Notes R3 The maintenance practices of the AR3 Please provide: Review the Transmission Maintenance and