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The present paper contains the results from an investigation into the dead load and serviceability load stresses within a masonry arch bridge. Contained in the paper is the first reported application of a new extension to the flatjack strain relief testing technique applied to a masonry arch bridge. The field experimental results are compared to numerical analysis, based on a cracking elastic model,...
The injection of appropriate grouts turns out to be a very valuable way to repair and strengthen stone masonry walls provided the materials (the existing and the new ones) are accurately controlled and selected, the technique is calibrated by means of preliminary in-situ injection tests and the efficacy of the injection, i.e. a substantial portion of the voids are filled, is ensured.As the experience...
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