Osaka steel cylinder shoots from sewer site, snarls traffic as city probes cause Authorities in Osaka are investigating how a large steel cylinder suddenly thrust out of the ground at a sewer construction site, rising to roughly the height of a four-story building and forcing road closures near key routes into the city center. A city official said crews received an early Wednesday report that the object — a steel casing used for soil retention — was “jutting out of the ground” near highways in Osaka. “It was not there the…