In message , at 19:05:27 on Fri, 8 Aug 2014,
Denis McMahon remarked:
Here's a typical such station, and they manage to have an online TVM
(but it's not suitable for barriers at all). http://goo.gl/maps/5Dkw0
Did you miss: "or possibly just a touch in / out pillar?"
There's room for a pillar (but I was trying to debunk the idea that
Oyster means barriers).
--
Roland Perry