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Mapping the organization of labor involved in the structural steel of The Empire State Building connects the value of saved time to material sourcing and labor scheduling.
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 Structural Steel SchedulePublished in Architectural Forum, June of 1930. |  SubcontractorPost and McCord Construction: Subcontractor responsible for the erection of structural steel. |  Steel ManufacturersTwo steel manufacturers produced structural steel for the Empire State Building. |  Steel Tonnage51,900 tons of steel create the Empire State Buildings frame. |  Story HeightColumns are manufactured in two story segments to account for transportation and erection limits |  Story and Tier Level85 stories are broken into 44 tiers to coordinate steel orders. |  Column PlacementColumns and beams are premanufactured and labeled with set locations to accelerate erection. |
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 Structural EngineersDate that shop drawings from the structural engineer are due to the manufacturers. |  DeliveryScheduled delivery date of premanufactured steel members on site, broken down by order. |  ErectionScheduled date steel members are to be erected by broken down by order. |
about.
Original contractor steel orders and schedules organize the coordination of 90,000 tons of iron ore turned to 30,000 steel members mapped over a geographic area of over 1,200 miles, all scheduled to arrive onsite within 72 hours of erection.
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By reformatting and expanding the original steel schedule we reveal a missing layer of coordination, unable to be shown in a written schedule, that establishes a link between material, labor, transportation, and geography, carefully formatted to achieve the rapid 5 month construction of the Empire State Buildings structural steel frame.
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