1. Brooklen bridge
... Brooklyn Bridge. The Brooklyn Bridge is considered a brilliant feat of 19th-century engineering, and was a bridge of many firsts. It was the first suspension bridge to use steel for its cable wire. It was also the first bridge to use explosives in an underwater device called a caisson. The 3,460-foot Brooklyn Bridge dominated the competition and was the longest suspension bridge ... as much as fifteen inches in diameter, and each would hang over the river in what is known as a catenary curve, that perfect natural form taken by any rope or cable suspended from two points, which in this c...
- Word Count: 2211
- Approx Pages: 9
- Has Bibliography
- Grade Level: High School