The current bridge is made of pre-stressed concrete.
The current (1973) bridge is a prestressed concete box girder bridge.
The present London Bridge is a pre-stressed concrete box girder bridge.
The present London Bridge is built using pre-stressed concrete.
The current London Bridge is a pre-stressed concrete box girder bridge.
It is a pre-stressed concrete box girder bridge.
Pre-stressed concrete.
London Bridge is "falling down, falling down, my fair ladies!"
The bridge opens to allow tall ships to pass under it.
The present London Bridge is a pre-stressed concrete box girder bridge.
Because the original bridge was the ONLY bridge in London at that time.
Tower Bridge and London Bridge.
Tower Bridge is east of London Bridge.