2.4 Foundering
(Investigators should bear in mind the IMO damage cards and intact stability reporting format.)
Draught and freeboard on leaving last port and changes consequent upon consumption of stores and fuel
Freeboard appropriate to zone and date
Loading procedures, hull stresses
Particulars of any alterations to hull or equipment, since survey, and by whom such alterations sanctioned
Condition of ship, possible effects on seaworthiness
Stability data and when determined
Factors affecting stability, e.g. structural alterations, nature, weight, distribution and shift of any cargo and ballast, free surface in tanks or of loose water in ship
Subdivision by watertight bulkheads
Position of, and watertight integrity of, hatches, scuttles, ports and other openings
Number and capacity of pumps and their effectiveness; the position of suctions
Cause and nature of water first entering ship
Other circumstances leading up to foundering
Measures taken to prevent foundering
Position where ship foundered and how established
Life-saving appliances provided and used, and any difficulties experienced in their use
2.5 Pollution resulting from an incident
(Investigators should bear in mind IMO reporting of incidental spillages of liquids, 50 tonnes or more, and reporting of information from investigation of incidents involving dangerous goods or marine pollutants in packaged form.)
Type of pollutant.
UN number/IMO hazard class (if applicable).
Type of packaging (if applicable).
Quantity on board.
Quantity lost.
Method of stowage and securing.
Where stowed and quantities in each compartment/container.
Tanks/spaces breached.
Tanks/spaces liable to be breached.
Action taken to prevent further loss.
Action taken to mitigate pollution.
Dispersant/neutraliser used, if any.
Restricting boom used, if any.
