First viaduct completed on HS2: Video site report

A viaduct in Northamptonshire has become the first on the HS2 project to be completed as engineers installed the last stretch of parapet along the sides.
The 163m long Highfurlong Brook Viaduct, near the village of Aston le Walls, is one of more than 50 being built as part of the new rail project.
Consisting of seven spans, the viaduct crosses Highfurlong Brook’s floodplain at a height of around 9m. Each span is made up of four beams weighing up to 56 tonnes which were lifted into position