Report Blames Poor Welds For Mexico City Subway Collapse

Poorly welded, badly located and completely missing studs that joined steel support beams to a concrete layer supporting the track bed were to blame for the May 3 collapse of an elevated segment of Mexico Citys metro that killed 26 people, experts concluded in a report released Tuesday.

from Top World News- News18.com https://ift.tt/3C4lvX5