(2 hours ago)morritt89 wrote The 516 in South Shields (not sure if its still going) used to have an odd timetable, departing slightly later each hour to account for the amount of time a round trip takes and to keep it a 1 bus service. I can't think of any more off the top of my head that is similar.

The old 938 (Sunderland- Tunstall Bank Estate) used to have a break of an hour in the middle for the drivers break (1 bus and 1 driver all day).