Crews begin work to shore up cracked beams at SF’s Transbay Transit Center

Crews made preparations to brace a damaged section of San Francisco's new Transbay Transit Center on Thursday, after cracks were discovered this week in two large steel beams over Fremont Street. Standing on scissor lifts, construction workers peeled off corrugated metal sheeting below the cracked section while crews inside the facility rerouted electrical lines and other utility equipment. The next step is to ease the pressure on the beams that officials say are in danger of failing. The Transbay Joint Powers Authority, which built and operates the facility, is trying to locate large steel columns to place under the compromised beams. The columns will run through the bus deck onto Fremont Street. "The current plan is to put the shoring system in the middle of Fremont Street so we can allow traffic to move around both sides," said Mark Zabaneh, TJPA executive director. He said the plan is still "very tentative." TJPA officials had said the transit center and Fremont Street would remain closed at least through next week as work is done to fix the beams. On Thursday, Zabaneh said he hoped to open Fremont by next week, but said it will depend on how quickly the materials arrive… Read full this story

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