The analysis of the competency issues of crew on offshore support vessel

The offshore support vessel (OSV) can significantly accelerate the development process of offshore oil resource by providing a variety of professional services. But the crew still expose some issues on competency certificate, which will affect the normal operation of the vessel. Through analyzing the causes of these issues by studying collected data and relevant conventions, this paper proposes to change the level of the navigation area and amend the standard of deck department seafarers' competency level in order to solve the competency issues.