1 Safety of Life at Sea, 1974 (SOLAS) Chapter II-2. Construction ...

Fire Extinguishing• Vehicle spaces and Ro-Ro spaces which are not special category spacesand are capable of being sealed from a location outside of the cargospaces shall be fitted with a fixed gas fire-extinguishing system,except that:– If a CO2 system is fitted,• the quantity of gas available shall be at least sufficient to give aminimum volume of free gas equal to 45% of the gross volume of thelargest cargo space which is capable of being sealed, and• the arrangements shall be such as to ensure that at least 2/3 of thegas required for the relevant space shall be introduced within 10 min– Any other fixed inert gas system or fixed high expansion foamsystem may be fitted provided the Administration is satisfiedthat an equivalent protection is achieved– As an alternative, an approved fixed pressure water sprayingsystem may be fitted.M.Ventura SOLAS - Fire Protection 91Free Surface Concerns• When fixed pressure water-spraying systems are provided, largequantities of water can accumulate on the deck(s) during the operationof the water-spraying system• Serious loss of stability could arise• Specific arrangements are specified for passenger and cargo shipsM.Ventura SOLAS - Fire Protection 9246