marine survey is different from land, drilling to rely on water platform, in order to ensure the construction safety of marine survey, consideration should be given to all kinds of risk factors, and effective assessment of security risk, and then through a series of safety measures to prevent, to ensure that the marine survey and construction demand.Marine wind power prospecting is different from land, because the drilling relies on water platform. In order to ensure the construction safety of marine survey, all kinds of risk factors should be considered, safety risks should be effectively evaluated and a series of safety measures should be established for marine survey.