The building's limestone foundation began to fail, and many feared a general structural collapse of the building.
This aircraft is in very poor condition and probably near the point of structural collapse.
It is one of only a few structural collapses that have been captured on film.
This accident is one of the 50 deadliest structural collapses.
In some places, walls were becoming so thin there was a danger of structural collapse.
It was then, while the men were on the ground floor, that the building suffered a total structural collapse.
A partial structural collapse in 1927 killed 14 local people.
This is the most common type of structural collapse.
He said the number of fires and structural collapse each amounted to just a 'handful'.
Many of the victims were found in their homes, where they had been killed by flying debris or structural collapse.