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1.
A seedy backstreet pub , often named 'The Railway' or something related , where cowboy builders ,roofers , beered up louts and other generally unscrupulous characters frequent on any given day of the week to get beered up and and do lines of cocaine rails , hence the name railway is given to these establishments .

People that frequent these establishments are often said to be 'off the rails'
1. "What you up to tonight ? "

"Im off to the railway for some beers and a few lines mate, the footys on "

2. He's gone off the rails , he's at the railway every night now .
by Not a chance man July 30, 2009