Arch bridge over dismantled railway line N-225a Motorway. Spain
N-225a Motorway. Spain
Concrete arch
Spanis Ministry of Public Works
Composan
Repair actions
2008

11.50 m
6 m
Lack of bearing capacity at the arch's foundations -abutment 1- owing to ground displacements. Important bending-induced cracks in arch. Failure of backing wall at the abutment of arch. Insufficient restraint system due to inadequate execution
Improve of the ground's bearing capacity. Arches strengthening. Set up of vehicle restraint system. General undertakings aimed at improving the bridges functionality and durability. Platform imperviousness treatment. Implementation of an adequate dreinage and water disposal system; concrete painting and surface protection.
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