world's most famous bridges

pptxgenjs presentation world's most famous bridges bridges connect cultures, economies, and people worldwide. they blend engineering marvels with artistic design, spanning centuries and breaking records. 1 golden gate bridge - san francisco, usa length & height total length is 8,981 feet with towers 746 feet tall. main span suspension span stretches 4,200 feet, a record in 1937. seismic upgrade $400m retrofitting completed in 2008 to withstand earthquakes. 2 brooklyn bridge - new york, usa bridge type hybrid cable-stayed and suspension bridge opened in 1883. dimensions total length: 6,016 feet main span: 1,595.5 feet tower height: 276.5 feet construction cost originally $15.1 million, over $387 million in today's dollars. 3 tower bridge - london, uk structure type bascule and suspension br...

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