Logo Proes

Roof of Palau Blau Grana

3 cm

de espesor de la cúpula

5.696

espectadores (capacidad original)

Palau Blau Grana, is an sports pavilion for Barcelona FC (Basketball) with a capacity for 6,000 spectators, and needed a cover area of ​​5,000 m². The architectural distribution in plan, octagon-shaped, required a structure, supported in 8 points.

The chosen structure was a lowered dome. Conditions such as the execution time (four months), a reasonable cost and aesthetics, decisively influenced the chosen structure: prefabricated and lightweight concrete pieces; Only 3 cm thick, which served as formwork for subsequent concreting of the ribs, and a continuous compression layer 7 cm thick.  

 

Location Palau Blau Grana, Barcelona

Date: 1971

Scope of the project: Basic and Execution projects for the dome

Significant data: The spherical dome has a 78 m diameter, with maximum flight visors of 3 m that had 28.7 m of light. The ribbed part corresponds to a diameter of 68.40 m.

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