At approximately 19.15 on 19 June 1990 Mrs Smith, accompanied by her two sons and a neighbour's daughter, was attempting to cross over the Carr Lane footpath and bridleway crossing, Bessacarr, Doncaster, when she and two of the children were struck and killed by a northbound passenger train travelling at speed. The third child, 6 year old Davy Smith, was uninjured.
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There are five railway tracks at the crossing. From east to west they are the Up Loversall Curve, the Up East Slow. the Up Main, the Down Main, and the Up WestDown West Slow lines. The maximum permissible line speeds are as follows:
Up Loversall Curve 50 mile/h
Up East Slow 70 mile/h
Up Main 125 mile/h
Down Main 125 mile/h
Up West/Down West Slow 70 mile/h
The Up West/Down West Slow line is a bi-directional line.