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8/8/2019 Space Needle
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1. SKY Q (The Interactive Satellite)
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2. SKY LINE
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3. OBSERVATION DECK
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4. SPACE
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5. SKY CITY (Restaurant)
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Location of Space Needle
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“Balloon + Saucer = Needle” Principle
Early cabled balloon design;
flying saucer on a spire
Revolving restaurant with
planetarium dome; cruciform
shaft and disk first called the
“Space Needle”
•Edward E. Carlson had the idea of erecting a tower with restaurant on
top after being inspired by the Stuttgart Television Tower in Germany.
These sketches showed how the concept of Space Needle was started.
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“Balloon + Saucer = Needle” Principle
Bennett’s crossed cables
sketch; Ridley’s tripod in
plastic form
Steinbrueck’s later sketch;
Ridley’s new tophouse detail
sketch
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•There are 832 steps to the
observation deck.
•There are 24 lightning
rods on the top of the
Needle.
•It took 400 days
to design and
build the Needle.
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Dimension of foundation
: 120ft x 120ft x 30ft
(deep)
Weight of ReinforcingSteel (Rebar): 250 tons
Weight of Foundation:
5850 tons
Concrete: 2800 cubic
yards of concrete
Construction and Structure Specifications
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Construction and Structure Specifications
•FITTING OF LEG PEDESTAL
Height of Anchor Bolts : 30ft
No. of Bolts: 72
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Construction and Structure Specifications
Placing of Legs
Height of Core: 120ft
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Construction and Structure Specifications
Title: Joining of the Core and Leg
Height of 1st Joint: 100ft
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Construction and Structure Specifications
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III. Construction and Structure Specifications
•Double Column leg:
made of 3 STEEL I-
beams
•Dimension of I beam :3ft 17in x 90 ft high
•Weight of Each
Column Section:
•25 tons
•Weigh of each Column
w/ Fittings:
• 90,0000+ lbs
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Connecting of Leg Section
Current Height: 200ft
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Current Height: 400ft
Placing of Curved leg
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Current Height: 512ft
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Paint Color of legs:
“Astronaut white”
Paints:
Core: “Orbital Olive”
Pagoda Roof: “Galaxy Gold”
Halo: “Re-Entry Red”
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Finished Structure
PROBLEMS DURING
CONSTRUCTION:
•There was no clear
land on which to
build the tower
•They only had a
year to construct
the tower
•Placing of columns
is tough when the
wind blows