An unexpected crack found in a section of the Oakland-San Francisco Bay Bridge delayed the planned Sept. 8 reopening only by about 90 minutes, rather than a full day, thanks to fast delivery from a fabricator and non-stop work by the contractor. Although the $140-million removal of a 3,200-ton double-deck section went as planned, California Dept. of Transportation inspection crews then reported a crack in an eyebar—a 2-in.-thick, chainlike steel piece—located on another section of the east span. Photo: AP / Wideworld Despite unwelcome discovery, bridge detour opened on Sept. 8 as planned. Over the Labor Day weekend, general contractor
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.