Staff Lead researchers Professor William Powrie Professor of Geotechnical Engineering Research interests Railway track and trackbed behaviour and performance Geotechnical transportation infrastructure (earthworks, retaining walls, tunnels) Groundwater and groundwater control Connect with William Email: W.Powrie@soton.ac.uk Research outputs Sleeper end resistance of ballasted railway tracks L. Le Pen, A.R. Bhandari & W. Powrie, 2014, Journal of Geotechnical and Geoenvironmental Engineering, 140(5) DOI: 10.1061/(ASCE)GT.1943-5606.0001088 Type: article