scope:

This standard implements the requirements of NR/L2/AIF/001 Asset data management and applies only to data for those assets maintained within Ellipse and GEOGIS, when:

• adding, removing, or changing assets and maintenance regimes in accordance with NR/L2/MTC/088 Arrangements for maintenance of new and changed assets and NR/L3/MTC/089 Asset Management Plan;

• adding, removing, and changing assets and maintenance regimes during Maintenance activities;

• reviewing the maintenance plan;

• undertaking data quality improvement activities.

This standard does not apply to correcting typing errors or minor omissions that do not affect any maintenance activities.

Purpose

This standard specifies the processes to be used to manage changes to data concerning the infrastructure assets of Network Rail.