Subway cars dangle at an angle from a collapsed elevated section of the metro, in Mexico City on May 4, 2021.

The city's public works secretary, JesГєs Antonio Esteva Medina, said reviewers visited the accident site to prepare the report, adding thatВ laboratory testsВ are still needed to determine, for example, whether any incorrect or defective materials were used.Д®steva said they foundВ deformed beamsВ in the section where the metro track was curving andВ that other beams had slid from their positions. A broken rail was the probable cause of a fiery freight train derailment and subsequent bridge collapse in Arizona nearly two years ago, the National Transportation Safety. (AP Photo/Marco Ugarte) 'We heard a loud sound like thunder, and then everything came. Mayor Claudia Sheinbaum said at the news conference that officials will continue to investigate and follow up 'not only because of our legal obligation but because of our ethical, human and moral commitment.' A train overpass collapsed in Mexico City Monday night, killing at least 23 people and injuring at least 65. It said bolts were missing in the beams that make up the bridge, that different types of concrete were usedВ and that some welds were poorly made or not completed. There have been conversations about constructing a railroad overpass in Colbert County for decades. It further detailed deficiencies in the welding of bolts that were not fused as they should have been to prevent erosion from water and use.

Train overpass collapse