(29 Sep 2014, 3:54 pm)JoshP wrote How does the 1/5 interworking occur? Does it go out as a 1 and return as a 5 or do a full 1 (there and back) then a 5 there and back? 

What other services in Darlo interwork? (Except Sunday allocations such as 4/14 & 5A/X66)

The 1/5 goes 1 to Bishop Auckland then round trip on 5 or 5a then back onto a 1. Only other Darlington services that interwork during the day are the 9/10.
In other news, 1460 is on the 17a.