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Fourth & Blanchard Building

Identification

Fourth & Blanchard Building
Sedgwick James Building
119417

Map

Structure in General

skyscraper
existing [completed]
rigid frame
steel
concrete
mat foundation
glass
curtain wall
modernism

Usages

commercial office

Facts

  • Although this rather uniquely designed building appears to be two towers it is actually only one fully integrated structure.
  • Locally referred to as the "Darth Vader" building.
  • The steeply inclined roof (42-degrees) consists of 5/16" laminated, reflective float glass.
  • Seattle's answer to Houston's Pennzoil Place.
  • The building's shape was designed to minimize its impact on neighboring high-rises while creating views for its own tenants.
  • The building incorporates provisions for solar panels.
  • The three below grade parking levels are of concrete construction, while the floors above are framed entirely with 2,955 US tons of steel.
  • The steel frame was topped out January 17, 1979.

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More Information

Location

2101 Fourth Avenue at Blanchard
98121
Seattle
Washington
U.S.A.

Technical Data

344.50 ft
344.50 ft
282.00 ft
12.00 ft
271.53 ft
107.46 ft
25
3
Feb 1978
Sep 1979
10
400
$33,000,000

Involved Companies

developer, general contractor, mechanical engineering, owner, property management, real estate agent, shell construction, steel supplier, structural engineering

Features & Amenities

  • One of the city's famous buildings
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