NWT status page

This page shows the current version of the Work on Track (NWT) documents. The table below can be used to verify if printed or downloaded copies are current.

DocumentEffective DateVersion
NWT combined units22 Oct 20211.7
NWT 300 Planning work in the Rail Corridor29 May 20218.3
NWT 302 Local Possession Authority29 Sep 20199.0
NWT 304 Track Occupancy Authority29 May 202110.0
NWT 306 Track Work Authority29 Sep 20197.2
NWT 308 Absolute Signal Blocking22 Oct 20218.4
NWT 310 Lookout Working30 Sep 20187.1
NWT 312 Infrastructure Booking Authority29 Sep 20195.1
NWT 314 Work trains29 Apr 20175.0
NWT 316 Track vehicles30 Sep 20187.1
NWT 318 Work that affects traction return currents or track-circuits29 Apr 20174.0
NWT 320 Signal Key Switch Blocking29 Sep 20191.0
NWT 322 Work that affects Automatic Train Protection trackside equipment24 Mar 20191.0