A frame structure is a made from ... In the 19th century, steel, which is much lighter and stronger, made the building of modern skyscrapers possible. It is now used to construct extremely tall ...

By Esha BakhtSkyscrapers are more than just towering structures of steel, glass, and concrete – they are symbols of human ...

following the construction of a large steel frame on the site. The new structure will form an extension to the Durham city ...

The council has stated that the glazing panels were removed to allow for adjustments to the steel frame of the structure ...