Standard: £9 + VAT
An IStructE account gives you access to a world of knowledge. Create a profile to receive details of our unique range of resources, events and training.
Added to basket
Post-tensioned concrete bridges have been in use since the late 1950s. This type of design was thought to bring with it the benefits of structures larger and more slender than had been possible by conventional design up to this time. It was not until the mid 1960s that the first signs of problems in this type of structure first showed up. T.J. Lee
Mr B. Bouhon/Mr E. Alexandre (Silidur Group) The idea of using steel fibres to reinforce concrete (in particular, industrial concrete floors) was conceived some 30 years ago. Gradually, the idea progressed to applications on a larger scale.
I described site silane problems in 1997 and, since specifiers continue to invoke this expensive treatment, I thought it time to write a critique based on Second Severn Crossing (SSC) and other site experience. Dr Maurice Levitt