Deep Ocean Engineering, Inc.
Bathymetry Survey During Construction - Case Study
Dec. 1, 2021
Courtesy ofDeep Ocean Engineering, Inc.
Objective
During the construction of the Péribonka hydropower plant, a bathymetric survey was conducted using the Maski inspection class ROV after the blasting of the spillway to ensure that all the debris were recovered. The ROV was also utilized to map and geo-reference the submerged area for future inspection comparaison
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Conclusion
The use of the ROV enabled Hydro-Québec to map and archive accurate survey information for future inspection over time. The bathymetric survey was also used to ensure that no rock debris were left at the exit of the spillway upon its commissioning.