Appendix 5 of the business case - strictly they are presented as examples of "metroisation". I note that there isn't one, nor any real proposals, for the services into Waterloo.
The Crossrail 2 consultation that is already underway will break the back of the Waterloo service division of responsibility. What remains on the main suburban side after CR2 is a heck of a lot simpler than the complex service patterns on both Southern and Southeastern, as
SWT▸ services only serve one terminus, and there are no massive infrastructure problems to solve such as Herne Hill, Lewisham, and Windmill Bridge Jns (Croydon).
Compared to them residual SWT is comparatively very simple. Users of existing routes in the other two areas are used to at least a choice of through trains to two main destination termini, sometimes three, City or West End, and I expect that
TfL» 's idea of increasing
tph▸ but reducing choice in favour of more interchange will not get an easy ride...
Paul