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The Golden Gate Bridge's two main cables hold 80,000 miles of steel wire. Each cable is made of 27,572 separate wires bundled together.
ILLUSTRATION · AIThe two main cables of the Golden Gate Bridge contain 80,000 miles of galvanized steel wire.
The Golden Gate Bridge District gives each main cable 27,572 wires, each 0.192 inches in diameter, and a length of 7,650 feet. The cables were built by spinning wire with a loom-type shuttle that moved back and forth.
They pass over the tops of the bridge's two 746-foot towers and are secured at either end in giant anchorages.
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