List of products by author: T. Ortner

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  New approaches in photogrammetric high -speed 3D tunnel monitoring

  Abstract: In tunnel condition assessment, the trend is towards comprehensive 3D measurement combined with high quality image texture to document and quantify damages to the tunnel surface and to create a cohesive data base of the structural conditions throughout its lifespan. The faster such measurements can be made on-site, the less it impacts shut down times to the regular traffic. Also surveying costs...

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