For every construction accident, safety experts say, as many as 100 near- misses occur. A quick response this year at the Blue Cross-Blue Shield building in Chicago is an example of one such accident averted. On Jan. 21, crews were building a $270-million vertical “extension,” adding 24 floors onto the existing, occupied 33-story building. An operator was swinging a Potain MR605B luffing jib to make a pick. That’s when workers heard a loud “pop” and got concerned, according to a source involved with the project, who asked not to be named. Rather than pushing on, the operator “dogged” off the
The 2016 Summer Olympics boating and swimming events have put an international spotlight on what has been a long-running problem in Rio de Janeiro—untreated sewage and trash are clogging up major bays and waterways.