Caltrans' pre-installation tests on the large steel rods that failed last month on the Bay Bridge project raised doubts about their ability to stretch during an earthquake, but engineers OKd using ...
Dongkuk Steel, a major steelmaker in Korea, said yesterday it has developed five types of threaded steel rods. Although the threaded steel rod market in Korea is small, the company said that demand ...
OAKLAND — Bay Area transportation officials grilled Caltrans on Wednesday morning for answers to why nearly three dozen threaded steel rods — 9 to 24 feet long — on the new eastern span of the Bay ...
OAKLAND, Calif. Transportation officials are investigating why nearly three dozen threaded steel rods on the new eastern span of the San Francisco-Oakland Bay Bridge snapped when workers tightened the ...
Caltrans needs to examine hundreds of at-risk rods on the new eastern span of the Bay Bridge and replace any that are hard enough to be vulnerable to cracking, says an internationally known expert who ...
OAKLAND — More Bay Bridge anchor rods could snap in coming years unless Caltrans identifies and replaces the bolts with less vulnerable steel, a retired Bechtel materials engineer has concluded. In an ...
OAKLAND — Bay Area transportation officials grilled Caltrans on Wednesday morning for answers to why nearly three dozen threaded steel rods — 9 to 24 feet long — on the new eastern span of the Bay ...
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