Editing Automatic Warning System (section)

== Other countries ==
The BR AWS system is also used in:
* [[Northern Ireland Railways]]
* Hong Kong, [[MTR]] [[East Rail line]] (only used by intercity through trains; local trains operated by [[MTR Corporation]] use [[Transmission balise-locomotive|TBL]] as of 2012, enhanced with [[Automatic train protection|ATP]]/[[Automatic train operation|ATO]]<ref>[http://www.checkerboardhill.com/2011/03/mtr-east-rail-line-an-intro/ MTR East Rail Line: an intro]. Checkerboard Hill. 15 March 2011. Retrieved 2 June 2013.</ref> - due to be upgraded to [[Communications-based train control|CBTC]] by 2021<ref>{{cite web|title=MTR awards East Rail upgrading contracts|url=http://www.railwaygazette.com/news/single-view/view/mtr-awards-east-rail-upgrading-contracts.html|website=[[Railway Gazette International]]|access-date=10 September 2017|date=21 December 2012}}</ref>)
* [[Queensland]], Australia; sometimes enhanced with [[Automatic train protection|ATP]]. At the other extreme Queensland also provides a permanent magnet at the fixed distant signal of unattended crossing loops. This is also sometimes comes with AWS Signs.
* [[Adelaide]], South Australia
* [[Taiwan Railways Administration]] [[Taiwan Railway EMU100 series|EMU100]], EMU200 series (used alongside [[Automatic train stop|ATS-SN/ATS-P]], replaced with [[Automatic train protection|ATP]] in 2006)
* Experimental French system, half mechanical and half electrical (1913)<ref>{{cite news |url=http://nla.gov.au/nla.news-article80100396 |title=New Railway Signal Experiments |newspaper=[[Daily News (Perth, Western Australia)|The Daily News]] |location=Perth, WA |date=13 December 1913 |access-date=2 August 2012 |page=4 Edition: THIRD EDITION |publisher=National Library of Australia}}</ref>
* [[Liberia]]; One of the mining railways in this country had a more advanced AWS system that employed two or three magnets of either polarity and located near the rails to avoid the suppression problem. The system was therefore able to give more aspects than the BR version.{{citation needed|date=November 2010}}