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Apr 19, 2024 · Brooklyn Bridge, suspension bridge spanning the East River from Brooklyn to Manhattan in New York City. The bridge was the first to use steel for cable wire, and during its construction explosives were used inside a pneumatic caisson for the first time.
- The Man with The Plan
- A Perilous Process
- A Bridge Unveiled
John Augustus Roebling, the Brooklyn Bridge’s creator, was a great pioneer in the design of steel suspension bridges. Born in Germany in 1806, he studied industrial engineering in Berlin and at the age of 25 immigrated to western Pennsylvania, where he attempted, unsuccessfully, to make his living as a farmer. He later moved to the state capital in...
To achieve a solid foundation for the bridge, workers excavated the riverbed in massive wooden boxes called caissons. These airtight chambers were pinned to the river’s floor by enormous granite blocks; pressurized air was pumped in to keep water and debris out. Workers known as “sandhogs”—many of them immigrants earning about $2 a day—used shovels...
On May 24, 1883, the Brooklyn Bridge over the East River opened, connecting the great cities of New York and Brooklyn for the first time in history. Thousands of residents of Brooklyn and Manhattan Island turned out to witness the dedication ceremony, which was presided over by President Chester A. Arthur and New York Governor Grover Cleveland. Emi...
The Brooklyn Bridge is a hybrid cable-stayed / suspension bridge in New York City, spanning the East River between the boroughs of Manhattan and Brooklyn. Opened on May 24, 1883, the Brooklyn Bridge was the first fixed crossing of the East River.
Sep 16, 2019 · Earlier suspension bridges had been built of iron, but steel would make the Brooklyn Bridge much stronger. To dig the foundations for the bridge’s enormous stone towers, caissons—enormous wooden boxes with no bottoms—were sunk in the river.
Jul 1, 2022 · Once the towers were completed by 1876, work began on the steel cables. The handful of suspension bridges that had been constructed up to that point used wire ropes made from iron. But the Brooklyn Bridge employed steel, which was much stronger in tension and eventually became the standard for bridges.
May 23, 2013 · All would later be dwarfed by the Brooklyn Bridge, which, with a main span of just over 1,595 feet, was by far the longest suspension bridge in the world. It remained that way until 1903...
Oct 21, 2015 · Back then, with a central span of 1,595 feet, the Brooklyn Bridge was also the world’s longest suspension bridge.
