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The Alamillo Bridge. Designs. Bird, harp, skeleton of dead dog, sculpture Two bridges Location of cable stays. Scientific. Asymmetric single pylon cable stay Uses mass to make bridge function Deck cantilever and box are concealed Everything is white. Scientific. Components of Bridge
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Designs • Bird, harp, skeleton of dead dog, sculpture • Two bridges • Location of cable stays
Scientific • Asymmetric single pylon cable stay • Uses mass to make bridge function • Deck cantilever and box are concealed • Everything is white
Scientific • Components of Bridge • Pylon • Steel outer shell • Walls thickened with concrete • Foundation • 54 steel piles underground • 2 meters in diameter • 57.5 meters in depth • Cables • 26 post tensioned steel cables • Deck • Concrete road slabs • Steel cantilever • Hexagonal box
Symbolic • “The Alamillo Bridge is the most important piece of work that the Junta de Andalucia has built on the occasion of Expo ’92… The bridge does not simply offer [transportation] service to the city, it is one of the most important architectural monuments that will remain after Expo ’92 is over.” - Manuel Chaves, President of the Junta de Andalucia
ALAMILLO Pylon towers over city Elevated pedestrian walkway Park around base of pylon BROOKLIN BRIDGE Towers stand out Elevated pedestrian walkway Symbolic
Elevated Pedestrian Walkway Alamillo Brooklyn Bridge
39 million dollars Materials alone cost over 20 million dollars Cancelled construction of second bridge Built without economic constraints Meant to be more of a monument than a bridge Social
Conclusion • Symbolizes change • Not structural art • Despite symbolic power • Built without economy in mind • Hides true structure