Engineers in Germany’s Dresden are demolishing the damaged section of a key bridge on Thursday evening to avert further danger and ahead of forecasted flooding, a day after a section of the bridge collapsed into the river below. “The work will begin this evening,” said Simone Prüfer, head of the road and civil engineering office, following the collapse of the Carola bridge, a key transport route, in the early hours of Wednesday morning. Some 100 metres of the bridge fell into the Elbe River in an accident that, had it happened at a busier time of day, could have caused disaster, as it is on a …