EmpireStateBuilding

Technology

How Long Did it Take to Build the Empire State Building?

The Planning and Design Phase The planning and design phase of the Empire State Building began in early 1929, when the building’s owners, John J. Raskob and Pierre S. du Pont, hired architect William F. Lamb of the firm Shreve, Lamb and Harmon to design the building. Lamb’s initial design was completed in just two weeks, and the plans were…