Monitoring El Giraldillo in Seville El Giraldillo: Monitoring system El Giraldillo is a 5 meter high bronze sculpture weighing 2000 kilos, which crowns the top of the tower of La Giralda, the Seville Cathedral. This 98 meter high tower is a former Almohaden minaret and at the time of its erection in 1184, was the highest tower in the world. As well as its decorative function, since 1568, El Giraldillo has also served as a weather vane from the highest point of the town. Between 1999 and 2005, a monitoring system was ?tted to El Giraldillo to detect any potential deterioration in the structure enabling timely restoration work to be undertaken. The specialist construction group of the Escuela Superior de Ingenieros de Sevilla (University of Engineering) decided to use the MGCplus ampli?er s

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