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Bolt failures during Transbay Tube retrofit blamed on BART oversight lapses
Summary by The San Francisco Editorial Desk Jaxon Van Derbeken , as published by NBC Bay Area (KNTV, NBC)
· September 16, 2026
· 1 min read
Photo: NBC Bay Area (KNTV, NBC) · view original
Hundreds of high strength anchor bolts needed to secure seismic plates on the retrofit of BART’s Transbay Tube failed immediately – a breakdown that a new audit blames on flawed oversight by BART. In the end, more than 8,000 bolts – originally ordered to fasten the steel plates that were installe...
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Summary created by The San Francisco Editorial Desk — automated, rule-governed Byline on source page Jaxon Van Derbeken, as published by NBC Bay Area (KNTV, NBC) Original story Read at the source Source published Sep 16, 2026 Indexed here Sep 17, 2026 AI assistance Automated summary drawn from the source’s own published text Prepublication human review No — editorial rules, flagged-item review, and published samples
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Key points In the end, more than 8,000 bolts – originally ordered to fasten the steel plates that were installe... Hundreds of high strength anchor bolts needed to secure seismic plates on the retrofit of BART’s Transbay Tube failed immediately – a breakdown that a new audit blames on flawed oversight by BART. More News Today’s briefing Local events
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What is this story about? Hundreds of high strength anchor bolts needed to secure seismic plates on the retrofit of BART’s Transbay Tube failed immediately – a breakdown that a new audit blames on flawed oversight by BART. In the end, more than 8,000 bolts – originally ordered to fasten the steel plates that were installe...
When was this published? This article was first published on September 16, 2026 by NBC Bay Area (KNTV, NBC) and curated for The San Francisco readers.
Who reported this story? This story was reported by Jaxon Van Derbeken at NBC Bay Area (KNTV, NBC). To learn more about how The San Francisco selects and reviews stories, see our editorial standards .
Where can I find related coverage? See more News coverage from The San Francisco, or browse our daily briefing and topic hubs .
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