.esp 10

Thickness measurement: ship age 10 to 15 years

1. Suspect area

2. Within cargo length area

– each deck plate outside line of cargo hatch openings

– two transverse sections, one shall be in the amidship area, outside line of cargo hatch openings

– All wind and water strakes within the cargo length area

3. all areas that require close-up inspection

– measure their thickness for general assessment and corrosion pattern recording

4. Outside the cargo length area

            – Selected wind and water strake

.esp 15

Thickness measurement: ship age more than 15 years

1. Suspect area

2. Within cargo length area

– each deck plate outside line of cargo hatch openings

– three transverse sections, one shall be in the amidship area, outside line of cargo hatch openings

– each bottom plate

3. all areas that require close-up inspection

– measure their thickness for general assessment and corrosion pattern recording

4. All wind and water strake, full length of the ship