Before the ship leaves port, crew everybody. Make. Check All parts of the ship, broken down by the different areas and recorded in a book that anyone checked what areas and how.
Before the ship left port, the crew made sure all parts of the ship divided by area. And recorded in Book I have checked that area now. And the results be?
Before the ships from the port to the crew to check all parts of the hull by พื้นที่ต่างๆ and recorded in the book who examined the area And the test results