The rider, who has since been named as Paul Philip Hardcastle, sadly died at the scene.
His family, who are now being supported by specially-trained officers, have paid tribute to a 'loving father and grandfather'.
A man who committed a number of historical sex offences has today (Monday, June 1) been jailed for 11 years.
Richard McAdam, of Rixton Grove, Thornton, was sentenced at Preston Crown Court for offences against two girls in Blackpool.
The incident happened at 4pm yesterday