More problems for the shuttered Transbay Terminal in San Francisco as problems with the steel are emerging.
Recent inspections have uncovered problem welds and crack-prone steel on the $2.2 billion Transbay Terminal transit hub.
Transbay officials say that tests of the steel used for those girders found the material was especially prone to cracking. The already crack prone material failed, they say, after the steel fabricator left rough edged cuts in the steel. Such edges, when not ground smooth, can easily foster cracks.
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