Tag Archives: ouvrage d’art

Infrastructure inspection by drone – circularity study of a water tower

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Circularity study of a water tower by drone and aerial photogrammetry. Results obtained from 211 aerial images taken by the company Adeole. Post-processing by Drones Imaging. Inspection performed as part of a study to detect surface deformations and vertical defects of a circular structure. Realized with 3DReshaper, the calculation of successive horizontal sections over the […]

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civil engineering structure – topographic survey of the Marly viaduct

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3D modeling by photogrammetry of the Marly viaduct (78). Results obtained from aerial images taken by the company Télépilote SAS.. Post processing by Drones Imaging. 3D modeling carried out as part of works to rehabilitate the viaduct and its retaining embankments. The 3D / 2D productions carried out by photogrammetry were delivered in vector form […]

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Bridge inspection – Topographic survey by drone

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3D scan by photogrammetry of the downstream face of a bridge. Results obtained from 520 aerial images taken by the company AirCity Diagnostic. Post-processing by Drones Imaging. 520 aerial images and 6 Ground Control Points made it possible to completely model the downstream face of the bridge. Digital productions thus obtained were delivered in vector form (dense cloud) […]

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Engineering structure inspection by drone: underside of a deck

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Inspection of two spans of a viaduct in collaboration with the company Flying Eye. The Careï Viaduct is a highway bridge of 521m in length and located in Menton (department 06). 3D modeling obtained from 1398 aerial photographs taken by drone. The orthophoto of the underside of the deck built from 1932 images allowed to […]

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