In uk.railway Sky Rider wrote:
You can also add the Herne Hill siding and Luton Airport Parkway/Mill
Hill Broadway platform extensions to your list...

And the concrete trough between Gasworks and Copenhagen tunnels built as
part of the CTRL works to connect the ECML to SPILL.

And clearance for the new stabling sidings at Cambridge (not sure if that's
Thameslink or just somewhere to put the '1300' carriages).

Theo