yes, they are used , that is why they are built.
There were (and still are) other bridges that can be used.
Bridges
ruby bridges still new olenes gdy
some bridges are used to get to the other side of something
The state that has over 100 bridges still standing is Pennsylvania.
No (:C
why bridges are not electrplated
The geometric shape used in truss bridges is the triangle.
yes she is
Stone bridges were built to get over rivers etc, before iron or steel was used.
Pennsylvania has 197 covered bridges still standing statewide. Some you are unable to drive through, but many you can still drive through.
The most common materials used in bridge building are generally steel or concrete for larger bridges, and stone or wood for smaller bridges.