More than half of the drivers were snared by a camera at the bus gate at Brazen Gate, off Queens Road, in the city centre.
The bus gate at Brazen Gate, near Sainsbury's, was where the most drivers were caught (Image: Denise Bradley)
There were 4,418 fines issued to drivers flouting the rules at that bus gate, close to the Sainsbury's supermarket.
Of the penalty notices issued, 3,383 were paid, generating just under £120,000 for Norfolk County Council.
The bus gate only operates for two hours on weekdays, from 7.30am until 9.30am.
Bus lane penalty charge notices are £70, which are reduced to £35 if paid within 21 days.
The other cameras which monitor bus gates and bus lanes are in St Stephens Street, Albion Way, Earlham Green Lane, Rampant Horse Street and White Horse Lane on the road to Trowse.
Nearly 10,000 motorists were........