"The bridge’s $6.4 billion eastern span, completed in 2013, was designed to withstand an 8.5-magnitude earthquake, but several defects – including cracks in the foundation, brittle support rods, questionable Chinese and Korean steel and bolt holes that leak water through the deck – have raised alarms about safety."
"The bridge’s $6.4 billion eastern span, completed in 2013, was designed to withstand an 8.5-magnitude earthquake, but several defects – including cracks in the foundation, brittle support rods, questionable Chinese and Korean steel and bolt holes that leak water through the deck – have raised alarms about safety."
From (https://www.courthousenews.com/34m-settlement-reached-for-defective-work-on-bay-bridge/#:~:text=The%20bridge's%20%246.4%20billion%20eastern,have%20raised%20alarms%20about%20safety.)