The metro director at the time, Joel Ortega, said during the 2014 investigation that after just a year in service, parts of the metro line showed signs of wear that should be expected after a decade of use.
Mgbe ahụ, onye njikwa metro Mr Ortega kwuru na nyocha nke 2014 na mgbe nanị otu afọ nke ọrụ gasịrị, akụkụ nke usoro metro na-egosi ihe ngosi nke uwe na akwa nke a ga-atụ anya.