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Abstract: Tunnels for transportation, either for rail routes or automotive traffic, are demanding constructions with challenging requirements for inspection and maintenance. The length of the tunnels world-wide is quickly increasing and, furthermore, in many countries their age requires frequent inspection and maintenance; these facts dictates an urgent need to specify an effective procedure for...
Abstract: Tunnel structural inspection is nowadays facing issues involving slow, labour expensive and quite subjective inspections being based on visual (manual) human inspections. Having in mind the increasing safety requirements and needs for higher tunnel uptimes, we can understand the importance of automated inspection and assessment of rail and road tunnels. Recent advances in robotics, computer...