From Sunday 31 January 2016, the following changes have been made to NCT bus services:
Navy 3
A revised Monday to Friday afternoon peak and Monday to Saturday evening timetable is introduced.
Additional later buses for Ruddington Business Park will depart the City at 08:39 and 09:15 on Mondays to Fridays (10X). All morning buses to Ruddington Business Park will continue in service through to Ruddington Green via Kirk Lane.
You can get further details from the NCT website:
https://www.nctx.co.uk/2016/01/changes-to-services-from-31-january-2016/