evidence: A bus lane is a lane restricted to buses (and cycles, motorcycles and permitted taxis where indicated by the signs) on certain days and times. [...] Bus lanes are defined by road markings and signs that show which vehicles are permitted to use the bus lane. [...] There are more than 50 kilometres of bus lanes in Northern Ireland. The times and days of operation may vary from bus lane to bus lane. Where no times are stated, the bus lanes are operational 24 hours.