The 18” seawater line had suffered from internal erosion just above the weld.
18 Inch Sea Water Line

The 18” seawater line had suffered from internal erosion just above the weld.
The 16” line had suffered from external corrosion.
The 30” line had suffered from external corrosion.
The 16” line at Zones 1, 2, and 3 had suffered from external corrosion
The 12” line had suffered from a crack spreading 180°C across the pipe at the bottom of the line which is 100mm from the floor
The 12” line had suffered from internal corrosion
The 12” deluge fire line had suffered from internal erosion
The 3” line had suffered from external and internal erosion
The 16” Seawater valve has suffered from internal corrosion.
The 16” line had suffered from internal corrosion.