beam girder
Do you mean box girder?
The superstructure is steel box girder
cable stay, arch, suspension, box girder
The disadvantages of a girder bridge is that it's expensive to build. It is also very hard to maintain. It needs to have access to the confined space of the girderbox.
Keith Thompson has written: 'Indications about thermal gradient magnitudes from field studies of concrete box girder bridges' -- subject(s): Box girder Bridges, Concrete Bridges, Design and construction
It is a pre-stressed concrete box girder bridge
It is a pre-stressed concrete box girder bridge.
London Bridge is a pre-stressed concrete box girder bridge.
It is a pre-stressed concrete box girder bridge.
Guohao Li has written: 'Analysis of Box Girder and Truss Bridges'
The current London Bridge is a pre-stressed concrete box girder bridge.