Why did it take 4 years to make the Golden Gate Bridge?

The construction of the Golden Gate Bridge took four years, from 1933 to 1937, due to its ambitious design, engineering challenges, and the need for extensive safety measures. The project required innovative techniques to span the wide and turbulent strait, including the use of suspension cables and deep anchorage. Additionally, the Great Depression posed financial and labor challenges that slowed progress, while safety concerns led to the implementation of strict protocols, including the use of safety nets. Ultimately, the combination of these factors contributed to the lengthy construction timeline.