• Constructors: Matthews Southwest (Canada), Ledcor Construction, Halcrow Yolles, Gensler, Gustafson Guthrie Nichol Ltd., Sturgess Architecture, Transsolar KlimaEngineering.
• Tallest tower west of Toronto upon completion
• Building named after the river that runs beside Calgary's downtown.
• As of 2006, the largest North American development ever for Foster, the design architect.
• Canada's first trussed-tube skyscraper similar to John Hancock Center and One Maritime Plaza.
• The advanced design, that makes the building 30% lighter than any its size, uses glass and steel engineering, a steel-framed structure crescent-shaped, and a position which allows maximum sunshine, and also deals effectively with summer and winter wind patterns.
• The EnCana headquarters provides space for 3,200 employees, once housed in five buildings.
• Areas:
- Typical floor: ~ 32000 ft².
- Retail and cultural space: 200000 ft².
• Canada's second largest building in floor space after First Bank Tower in downtown Toronto.
• Site of 190,000ft² and covers most of one full city block in the two block complex, which also includes a 7-story building and an extensive park-like plaza.
• Three floors, approximately 17 floors apart, will feature sky gardens, indoor park-like levels with trees and vegetation, with seating and meeting spaces serviced by express elevators.
• On announcement day, the Total cost was estimated to be between $850 million and $1 billion.
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