Salam
Girders of a bridge during launching collapsed. it is reported it happened due to heavy winds during launching of the girders,links for further details are attached.
http://tribune.com.pk/story/1109218/rs330m-jhelum-bridge-collapses-ahead-inauguration/
http://www.baaghi.tv/330-million-jhelum-bridge-collapsed-due-to-substandard-material-and-negligence-of-highways-department/
Regards