3 results for “Bridges”
Bridge building in Illinois
With the help of a steam-powered crane, workers place a massive steel beam into a railroad bridge. Steel and concrete bridges allowed for heavier trains and were more durable than the wood and stone bridges they replaced.
Bridge building near the Illinois and Michigan Canal
A view of a steel railroad bridge under construction in northern Illinois. The steel frame has been built within an older stone bridge visible along the right side of the image. A dredging boat is visible along the river bank.
Bridge over the Chicago River
A streetcar crosses one of the the many bridges over the Chicago River. Two large clothing manufacturing businesses are situated on the right side of the bridge.
