Approach to Robust and Elegant Bridge Design

Figures & data

Fig. 1: Structural design flowchart

Fig. 2: Location of the Hauterive viaduct: (a) plan view; (b) surrounds

Fig. 3: Structural idea for the Hauterive viaduct: (a) elevation (no construction possible in areas marked ‘N’); (b) cross-section of trough superstructure around the pylon, monolithically connected to the slanted pylon shafts and ties

Fig. 4: Incremental launching during construction of the bridge over the River Pachitea²⁴ (© CESMA Ingenieros SL – Madrid)

Fig. 5: Competition entry (Dr Lüchinger + Meyer Bauingenieure AG – Zürich; CESMA Ingenieros SL – Madrid; Ilg Santer Architekten – Zürich): (a) longitudinal section; (b) bridge pier P-8; (c) superstructure cross-section (Units: m)

Fig. 6: Model of the solution proposed and surrounds (model building: Zaborowsky Modellbau GmbH)

Fig. 7: Verification of post-tie failure system behaviour in a redundantly designed, extradosed bridge

Fig. 8: Verification of post-pylon failure built-in fuse and system behaviour in a redundantly designed, extradosed bridge

Bellod J, Sanz D, Tanner P, Aita D. Puente sobre el río Pachitea en Puerto Inca, Perú, Hormigón y Acero, Vol. 68, Especial Congreso, 2017, Página 37, ISSN 0439-5689.

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