Brexit – implications for the waste sector
The waste industry is highly regulated by EU law, with EU membership creating ambitious environmental legislation. Read our authors analysis of the uncertainties for the sector caused by Brexit, including whether there is sufficient resources and desire in place to achieve strong goals without the EU driving policy.
Failures of US bridge rocker bearings
Moving from waste to structures, Cohen and Wetzk’s paper provides a detailed history of use and failures of rocker bearings from in the USA from the nineteenth century to the late 1950s. Bridge bearings made of iron or steel were first used in early railroad bridges about 150 years ago. They are, however, relatively small structural components that support the loads of bridge superstructures. When these bearings topple over, no alternate load paths exist, leading to failure. What are the consequences?