0引言载重线检验是船舶检验的一项重要内容,船检机构必须每年对船舶载重线进行检验,确保船舶处于适航状态。在年度检验中,经常发现空气管浮球缺失、风雨密舱盖锁紧装置锈蚀锁死、通风筒底部烂穿、货舱围板锈穿等缺陷,这些大多是由船员日常维护保养不到位造成的。由于船员不具备专业的船检知识,对船舶载重线法规的要点不明了,因此在船舶 0 Introduction Load line inspection is an important part of the ship inspection. The ship inspection agency must inspect the load line of the ship annually to ensure that the ship is in a seaworthy condition. In the annual inspection, it is often found that the lack of air tube float, rusty hatch locking device rust lock, the bottom wear rotten ventilation tube, cargo compartment enclosure rust and other defects, these are mostly caused by the crew’s routine maintenance is not in place . As the crew does not have the professional knowledge of ship inspection, the rules of the ship load line is not clear, so in the ship