An expert witness for the defence in the trail of a Dublin Bus driver accused of dangerous driving causing death at Wellington Quay three years ago has questioned new technical evidence presented to the jury.

A jury has heard 'seriously inaccurate' evidence in the trial of the bus driver accused of dangerous driving causing the deaths of five people in Dublin city centre.

Bus Éireann drivers have told a jury in the trial of the Dublin Bus driver accused of dangerous driving causing the deaths of five people that they experienced power surges on a bus in Waterford in 2004 and 2005.