1223 metres
London Bridge spans the River Thames in Central London
Span 57
The Twin Span Bridge is located on Interstate 10 in Louisiana. It begins in Orleans Parish and crosses into St. Tammany Parish while spanning Lake Pontchartrain.
span bridge
A bridge's span is the length that crosses the gap.
The span is the distance between supports. The sum of the span lengths is the bridge length.
I think you probably mean "bridge span" rather than "spam bridge." A bridge span is the part of the bridge between its supports.
its the span of a bridge for which the cost of building both substructure and superstructure is same....
A span of gap is something in a gas leak or under a bridge that smokes.
the span
Tsurumi Tsubasa Bridge has a center span of 890m making it the largest bridge in the world!