Tell us the size of the span, and what it is made from, and we may be able to get you an estimate. A single 6 foot board is 5 seconds, a 300 foot long concrete and steel span takes a little longer.
Akashi-Kaikyo Bridge, Japan is the longest single span bridge which is 1,991 meters long.
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The central span of the Brooklyn Bridge is 1,834 feet (560 meters) long. This impressive span was the longest in the world when the bridge was completed in 1883. The bridge itself connects Manhattan and Brooklyn, making it a vital link between the two boroughs.
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The main span (From anchorage to anchorage) is 2793 feet. The central span is about 480 ft.
how long does it take to build a beam bridge of 2400 sq ft
The span of the Ringling Causeway Bridge in Sarasota is 3800 ft long.
span bridge
The original Sunshine Skyway Bridge was constructed in 1954, but destroyed in 1980. The new bridge took five years to build and construction took place from 1982-1987.
The span itself is three miles
A bridge's span is the length that crosses the gap.