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Title: Light weight concrete application to the widening of masonry arch bridges

Author(s): Martín-Caro Álamo, J. A.

Publication: ACHE

Volume: 54

Issue: 229

Appears on pages(s): 97 - 106



Date: 1/5/2003

This paper summarize a lightweight concrete application to the cross widening of masonry arch bridges (the ?Widening Project?). Changes occurred under the exploitation conditions of these structures force to, for one hand, quantize it security in front of the loads under the current standard, and for the other hand, they obligate to adequate its cross section to the present requirements. Firstly, particular conditions of the Widening Project and around these structures are described, for afterwards report the adopted solution that bounces the advantages of using lightweight concrete. Finally, it is pointed out that the guidance of the whole process it has been the searching for the efficiency and the structural application of the existing bridge.

ACI International Partner, ACHE Spain, International Partner Access

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