Systems of Safeworking (NSY)

Systems of Safeworking and Special Working (NSY) Rules prescribe the Network requirements for the different systems of Safeworking used in the network, including how rail traffic movements are managed to maintain train separation and ensure safe and efficient movements.

Systems of Safeworking and Special Working (NSY) document status page can be found here.

Filter Documents

PDF FileNSY Units combined
  • Description: This document is a combined file of current NSY Units. NSY 500 to NSY 518.
  • Effective Date: Sat, 28 Oc
  • Version: 1.1
  • Description: This document describes the requirements for using the system of Safeworking used in axle counter territory and continuously track-circuited territory.
  • Effective Date: Sat, 29 Ap
  • Version: 3.0
  • Description: This document describes the requirements for manually maintaining blocks between rail traffic movements.
  • Effective Date: Sat, 29 Ap
  • Version: 5.0
  • Description: This document describes the requirements for using a Special Proceed Authority (SPA).
  • Effective Date: Sat, 29 Ap
  • Version: 4.0
  • Description: This document describes the requirements for pilot staff working.
  • Effective Date: Sat, 29 Ap
  • Version: 4.0
  • Description: This document describes the requirements for suspending a system of Safeworking.
  • Effective Date: Sat, 28 Oc
  • Version: 4.1

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