Mr Harding was riding in a bus lane with a bus travelling behind him and was crushed after coming off his bicycle.

BBC: Kenan Aydogdu outside the Old Bailey

To the right, some taxi drivers say they find the extra road markings confusing, especially when they fall in a bus lane - how much room should they give?

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Asghar had been asked to take part in a driver improvement course after an accident in the same bus lane in 2007.

BBC: Driver Aadil Asghar jailed over Reading boy's death

The court heard Asghar had cut up motorists at another junction in heavy traffic before driving along a bus lane and hitting Harsh.

BBC: Driver Aadil Asghar jailed over Reading boy's death

It creates a bus lane on the hard shoulder and uses sensors in the road to detect when mandatory speed limits should be varied to help traffic flow.

BBC: New system to cut traffic jams in Fife