Robin9 wrote:

'Basil Jet[_4_ Wrote:
Incidentally, GWR use the Paddington
- Park Royal - Ealing - Paddington for turning trains that have
ended up the wrong way round. How will they turn trains
after the line is severed, or will the line be too busy to
even think about it?

Basil Jet .

Presumably, they'll simply change locomotives in Acton Yard.

It's HSTs that sometimes need turning, and that won't be a problem given
that there are triangles at both ends of the Greenford branch.