The new roof was built only in the 19th century.
The current roof of the mosque was built in 1991.
Finally, in 1976 a roof was built and it became an indoor court.
However, a roof has been built, as part of renovation work.
The south aisle and the roof were built a hundred years later.
The roof of the railway station was built in 1997.
On how the roof was built exactly the opinions differ.
There was no floor as the roof and stage were simply built over an open spot of gravel.
The roof was built thick enough to stop heavy shells.
Any openings are sealed and a new roof is built.