Engineering Facts
� Construction on the world's highest Suspension Bridge began June 5, 1929 and completed Nov. 1929
� Length: 1,260 feet (384 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 1,292 planks of deck, about 250 are replaced annually
� Original cost to build: $350,000�cost today about $20-million
� Bridge will support in excess of two-million pounds
� Listed on the National Historic Register