„Hajómértékek” változatai közötti eltérés

 

Before these symbols were made compulsory many ships were lost due to overloading. Sometimes ships were intentionally overloaded in the hope of collecting insurance money. Ships carrying emigrants from Europe to America were also lost. The British social reformer and politician Samuel Plimsoll advocated improved safety standards, particularly at sea, and in his honor the mark bears his name.

 

These season and zone marks are used to ensure adequate reserve buoyancy for the intended area of operation. Ships encounter rougher conditions in winter as opposed to summer, and in the North Atlantic as opposed to tropical waters, for example.