MEXICO CITY — Poorly positioned studs, clear design flaws and poor welding led to a collapse within the capital’s metro system final spring that left 26 individuals useless and scores injured, the lawyer common for Mexico Metropolis stated Thursday in releasing the outcomes of a monthslong investigation.
The findings, detailed throughout a news convention, aligned with a number of of the conclusions of a New York Times investigation, which discovered that poor set up of the steel studs was central to the deadly May 3 accident.
The steel studs had been key to the entire development, making a composite unit between metal beams and concrete slabs. As soon as the studs failed, your complete construction grew to become fatally weakened, ultimately resulting in the collapse.
The studs “connecting the concrete slab with the steel beams had been misplaced,” stated Ulises Lara López, spokesman for the lawyer common’s workplace. “Within the sections the place the concrete slabs had been indifferent from the beams, all of the studs had been poorly put in at irregular patterns.”
Such basic flaws, Mr. Lara stated, couldn’t have been discovered via routine inspection or prevented via common upkeep.
In releasing her workplace’s findings on Thursday, Legal professional Normal Ernestina Godoy Ramos described the report as “a deep, severe, scientific investigation, carried out by consultants.”
An independent report issued earlier this 12 months by the Norwegian danger administration firm DNV additionally discovered severe development errors, together with with the position and welding of steel studs. Mexico Metropolis’s authorities had employed DNV to look at the causes of the crash.
The crash of the metro has set off political shock waves, implicating among the strongest individuals in Mexico, together with Overseas Minister Marcelo Ebrard, who was the mayor of Mexico Metropolis when the road was constructed.
Mr. Ebrard and the present mayor, Claudia Sheinbaum, are each anticipated to hunt the presidency within the 2024 election.
The metro part that collapsed was constructed by Carso Group, an enormous conglomerate owned by one in all Mexico’s wealthiest and strongest males, Carlos Slim, a close ally of President Andrés Manuel López Obrador. (Mr. Slim was additionally as soon as a big shareholder of The New York Instances Firm.)
Ms. Godoy stated her workplace would provoke prison proceedings in opposition to individuals deemed chargeable for the collapse, though she didn’t determine any particular person. “Simply as our mandate is justice, our precedence has been and can proceed to be the victims,” she stated.
https://www.nytimes.com/2021/10/14/world/americas/mexico-city-metro-collapse.html | Defective Studs Led to Mexico Metropolis Metro Collapse, Legal professional Normal Says