Caltrans Probing Harmful Micro-Organisms on Bay Bridge Welds NBC » Caltrans is investigating whether microscopic organisms are attacking critical welds on the submerged foundation of the new Bay Bridge tower, potentially endangering the projected 150-year lifespan of the troubled $6.4 billion structure. While Caltrans engineers say there’s no immediate concern about the bridge failing, a recent underwater survey spotted pits — pockets of accelerated corrosion — on welds that bind massive piles that hold up the foundation. Michelle2018-01-26T16:28:45-08:00January 25th, 2018|Bridges, California, Highways| Share This Story, Choose Your Platform! FacebookTwitterEmail Related Posts ‘A fiasco from the beginning’ — Caltrans’ costs soar on $1.1 billion San Francisco tunnels April 10th, 2019 Thousands of Bridges In ‘Urgent Need of Repairs’ April 8th, 2019 Getting There: Congestion pricing isn’t coming to Spokane, but these roads aren’t free and never were April 8th, 2019 VIDEO: Railing falls from bridge in Tennessee, 1 car heavily damaged April 1st, 2019 The Boring Company: What 8 Cities Really Think of Elon Musk’s Tunnel Vision March 26th, 2019 Sea level rise could threaten California cities and ports by 2040 March 21st, 2019 Multi-billion, decade-long toll road plan gets green light, but bottlenecks loom March 12th, 2019 Genoa Bridge Collapse Throws Harsh Light on Benettons’ Highway Billions March 5th, 2019 Can America Still Build Big? A California Rail Project Raises Doubts February 25th, 2019