Seven people died when a tram overturned near Sandilands junction early on November the 9th 2016.
A public ceremony will take place at the memorial in New Addington at 11am on Monday.
Jean Smith lost her son Mark in the disaster.
Seven people died when a tram overturned near Sandilands junction early on November the 9th 2016.
A public ceremony will take place at the memorial in New Addington at 11am on Monday.
Jean Smith lost her son Mark in the disaster.