Sorry for the crap shots, my phone camera was being a dick!
These are Escalators, semi-built, second picture down is a hardcore heavy duty one that will be in London Underground eventually.
Other stuff in shots will be for London based railway stations and some for the Netherlands.

The one I'm currently working on:

The Wide Shot:

Naked Truss':

The one I'm working on from the bottom:


They look much prettier when they are complete