GB 12327-2022
ActiveSpecifications for hydrographic survey
海道测量规范
Application Summary AI generated
GB 12327-2022 specifies technical requirements, methods, and accuracy standards for hydrographic surveys, including water depth measurement, shoreline mapping, and tidal observations. It is applied in maritime navigation safety, port construction, and coastal engineering projects within China to ensure reliable nautical charting and marine spatial data. The standard is used by surveying agencies, maritime authorities, and engineering firms conducting official hydrographic surveys for official chart production or marine infrastructure development.
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