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? Construction on the world's highest suspension bridge began June 5, 1929, and completed Nov. 1929
? Length: 1,270 feet (387 meters)
? Width: 18 feet (5 meters)
? Main Span: 880 feet (268 meters)
? Towers: 150 feet high (46 meters)
? 2,100 strands of No. 9 galvanized wire
? Weight of cables: 300 tons
? 1,000 tons of steel in the floor of Bridge
? Walkway: made of 1,270 planks of deck; about 250 are replaced annually
? Original cost to build: $350,000 ? cost today about $15 million
? Bridge will support in excess of two million pounds
? Listed on the National Historic Register