Space Needle

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Height: Occupied
158.1 m / 519 ft
Height: To Tip
184.4 m / 605 ft
Height: Architectural
184.4 m / 605 ft
Space Needle Outline
Height: Observatory
158.1 m / 519 ft
# of Elevators
Top Elevator Speed
4.27 m/s


Official Name Space Needle
Structure Type Tower
Status Completed
Country United States
City Seattle
Street Address & Map 400 Broad Street
Postal Code 98109
Building Function observation
Structural Material steel
Landmark Status local
Construction Start 1961
Completion 1962
Retrofit Start 2017
Retrofit End 2018

Original Companies Involved

Design John Graham & Associates
Main Contractor Howard S Wright Construction
Other Consultant
• Interiors Olson Kundig; Tihany Design
Material Supplier
• Elevator Otis Elevator Company

Retrofit Companies Involved

Design Olson Kundig
Structural Engineer
Design Arup
MEP Engineer
Design Arup
Main Contractor Hoffman Construction Company
Other Consultant
Façade Front Inc.

CTBUH Initiatives

Seattle Regional Tour
29-30 Oct 2015 – Tour Report

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