It took a year to build the Empire State Building, and 5 years to build the Hoover Dam yet current estimates for the Francis Scott Key bridge rebuild are near 10 years. Why is this? Have we regressed?
In: Engineering
Health and safety, and the need to discuss every step with multiple pannels of people and community feedback takes months at each stage.
Emley Moor Mast fell down in 1969, in 2 years They designed and built the tallest freestanding structure in West Europe (still the tallest in the UK)
In 2018, they spent more than a year building a pre-manufactured modular temporary cable-stay mast in preparation for the transmitter to be switched out on the main tower, which also took longer than the original total build.
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