The current swing bridge, which spans 75ft (23m), links the ... involve the removal of the existing road surface down to the steel deck. Resurfacing will use a lighter-coloured surface to reduce ...
These are the cog wheels that powered Selby swing bridge from 1792 until their removal in 1970. The swing bridge was the first in the world to make widespread use of ball bearings to allow rapid ...
When have three bridges opened to let another bridge pass underneath them? It happened in New Jersey Wednesday afternoon, when the first of three giant steel arch bridge sections fabricated in upstate ...