Figure 1 - Brooklyn Bridge

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Construction of masonry commenced - Jan 3, 1870
Construction of steel work commenced - May 28, 1877
Opened to traffic - May 24, 1883
Total length - 6016 feet
Length of main span - 1395½ feet
Length of each of the four cables - 3578½ feet

Diameter of each cable - 15¾ inches
Total number of wires in each cable - 5296
Total length of wire in the four cables - 14,357 miles
The clear height over river channel is 133 ft. above mean high water
Heigh of towers - 272 ft above mean high water
Total weight of steel and iron in bridge & approaches - 24,000 tons

Cost of construction of bridge - $17,909,412.44
Cost of Land - $7,185,165.00
Total Cost $25,094,577.44