Dave Arquati wrote:
In case anyone is interested, progress on this is now truly underway,
with work going on from the northbound carriageway of the West Cross
Route to clear the area below for the southbound platform, and what
looks like preparatory work to lower the embankment on the northbound side.

Is there any sign of extension to the OHLE? It has always been said
that the stop at Mitre Bridge Junction to change voltage eats paths.
Extending the OHLE to the new station and allowing the voltage change
to occur during station duties a la Farringdon would be sensible IMO.