PTA 8110-600-029 Procedure for Bypassing the MRD Interface at Protected Level
Crossings
PTA 8100-600-032 Procedure for the Scheduled Maintenance of Signalling Equipment
PTA 8110-600-037 Procedure for Disabling Active Control Level Crossings
PTA 8110-600-040 Procedure for Reporting Wrong Side Failures/Irregularities
PTA 8100-600-046 Signalling Equipment Maintenance Manual – Schedules of
Maintenance Tasks