(22 Oct 2013, 11:47 am)Andreos1 wrote It varies.
Seen it busy and carrying fresh air at different times of the day.
On other services, that level of usage has seen a service reduced or curtailed.
I am sure an insider will be able to clarify loadings
I second that Andreos...
Something else have seen a few times in the last few months is the X1 terminatng short at Hetton, although that is probably to do with trying to keep to time