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Beauty contested

Could someone explain the need for the two sets of columns in each back span of the cable stayed guides bridge part of the Vasco da Gama crossing (NCE 26 March). They could appear to be unnecessary (the corresponding quarter of the bridge on the other side of each pan of pylons similarly supported by the stays do not need such support). They detract significantly from the shape, form and beauty of the cable stayed component of the crossing.

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