3/11/2011 · ID Code: 46822. Item Type: QUT Thesis (Masters by Research) Supervisor: Dhanasekar, Manicka & Bayissa, Wirtu. Keywords: disused flat rail wagons, low volume traffic bridges, bridge decks, performance load testing, grillage method, composite action, serviceability limit states, ultimate limit state high axle loads, structural adequacy. Divisions: