Tag: bridges
Understanding the various types of arch bridges
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Although the Etruscans and ancient Greeks were already aware of true arch bridges, the Romans were the first to fully appreciate the possibilities of arches for bridge construction, much as they did with the vault and the dome. A list of Roman bridges put together by the engineer Colin O’Connor includes 54 Roman aqueduct bridges,…
Bridges: everything about bridges, their types, and main parts
The construction of the Iron Bridge in Shropshire, England, in 1779 was a significant advance in bridge engineering. For the first time, cast-iron arches were employed to cross the Severn River. Wrought iron truss systems for larger bridges were developed with the Industrial Revolution in the 19th century, but iron lacks the tensile strength to…