The Alamillo BridgeThe Alamillo Bridge

DesignsDesigns

Bird, harp, skeleton of Bird, harp, skeleton of dead dog, sculpturedead dog, sculpture

Two bridgesTwo bridges

Location of cable Location of cable staysstays

ScientificScientific

Asymmetric single Asymmetric single pylon cable staypylon cable stay

Uses mass to make Uses mass to make bridge functionbridge function

Deck cantilever and Deck cantilever and box are concealedbox are concealed Everything is whiteEverything is white

ScientificScientific

Components of BridgeComponents of Bridge PylonPylon

Steel outer shellSteel outer shellWalls thickened with Walls thickened with concreteconcrete

FoundationFoundation54 steel piles underground54 steel piles underground2 meters in diameter2 meters in diameter57.5 meters in depth57.5 meters in depth

CablesCables26 post tensioned steel 26 post tensioned steel cablescables

DeckDeckConcrete road slabsConcrete road slabsSteel cantileverSteel cantileverHexagonal boxHexagonal box

SymbolicSymbolic““The Alamillo Bridge is the most important piece of work that the Junta de 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 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 offer [transportation] service to the city, it is one of the most important architectural monuments that will remain after Expo ’92 is over.” - Manuel architectural monuments that will remain after Expo ’92 is over.” - Manuel Chaves, President of the Junta de Andalucia Chaves, President of the Junta de Andalucia

SymbolicSymbolic

ALAMILLOALAMILLOPylon towers over cityPylon towers over cityElevated pedestrian Elevated pedestrian walkwaywalkwayPark around base of Park around base of pylonpylon

BROOKLIN BRIDGEBROOKLIN BRIDGETowers stand outTowers stand outElevated pedestrian Elevated pedestrian walkwaywalkway

Alamillo Brooklyn BridgeAlamillo Brooklyn Bridge

Elevated Pedestrian WalkwayElevated Pedestrian Walkway

SocialSocial

39 million dollars39 million dollars Materials alone cost Materials alone cost

over 20 million dollarsover 20 million dollars

Cancelled Cancelled construction of construction of second bridgesecond bridge

Built without Built without economic constraintseconomic constraints

Meant to be more of a Meant to be more of a monument than a monument than a bridgebridge

ConclusionConclusion

Symbolizes changeSymbolizes change

Not structural artNot structural art Despite symbolic powerDespite symbolic power Built without economy in mindBuilt without economy in mind Hides true structureHides true structure