Cargo, Fumigation and Tackle Regulations — 151
he vehicle is stowed at either end of the vehicle deck and access to the place where it is stowed is restricted by means of barriers or signs; (e) when the vessel has a mechanical ventilation system for the vehicle deck, it is operating while the vehicle is stowed on board; (f) the vessel’s master ensures that a continuous watch is maintained on the vehicle deck to monitor all service vehicles; (g) the vehicle is stowed so that it is always accessible in case of fire; (h) on closed-deck ferries, a minimum distance of 12 m is maintained athwartships between service vehicles; and (i) on open-deck ferries, the maximum distance feasible but in any case at least 6 m is maintained athwartships between service vehicles. (5) A passenger vessel that is engaged on a sheltered waters voyage, a near coastal voyage, Class 2 or an inland voyage may carry a motor vehicle that meets the requirements of subsection (1) and is carrying a cylinder of refrigerated liquid oxygen if (a) before the vehicle is loaded, the vessel’s master is provided with a copy of any emergency response instructions contained in the dangerous goods shipping documents or prepared by the shipper; (b) the cylinder (i) has a capacity not exceeding 450 L, and (ii) is secured to the vehicle in an upright position by permanently installed fittings; (c) not more than one vehicle that is carrying a cylinder of refrigerated liquid oxygen is carried at the same time; (d) the vehicle is stowed at one end of the vehicle deck and access to the place where it is stowed is restricted by means of barriers or signs; (e) the vehicle is not stowed within 3 m of other motorized conveyances that have fuel in their fuel tanks; (f) if the vessel has a mechanical ventilation system for the vehicle deck, it is operating while the vehicle is stowed on board; (g) subject to paragraph (i), if the vehicle is stowed on a closed vehicle deck, or a partially closed vehicle deck not fitted with overhead deluge sprinklers, (i) the vessel has a mechanical ventilation system for the deck, and (ii) no other dangerous goods are carried on the same deck; (h) subject to paragraph (i), if the vehicle is stowed on a partially closed vehicle deck fitted with an overhead deluge sprinkler system, (i) the refrigerated liquid oxygen is deemed to have a 5.1 subsidiary risk classification for the purpose of determining the segregation requirements under the IMDG Code, (ii) only dangerous goods that require not more than “AWAY FROM” segregation are carried on the same deck and those that require “AWAY FROM” segregation are separated by a horizontal distance of at least 12 m, and (iii) no inert compressed gases that have subsidiary risks are carried on the deck; (i) when the vehicle is carrying dangerous goods solely for hospital supply, (i) the vehicle is on an open vehicle deck or on a partially open vehicle deck space fitted with an overhead deluge sprinkler system, (ii) the accompanying dangerous goods documentation is clearly marked “Medical gases for hospital supply” or “ gaz médicaux pour fournitures d’hôpitaux ”, and (iii) the only other compressed gases that are carried in the vehicle are (A) compressed oxygen, contained in up to a maximum of 10 cylinders of not more than 25 cm in diameter or 150 cm in length, and (B) compressed nitrous oxide, contained in up to a maximum of 4 cylinders of not more than 25 cm in diameter or 150 cm in length; (j) when the cylinder is attached to a live-fish tank system, (i) the tank is closed and permanently secured to the chassis of the vehicle, (ii) the tank is oxygenated with not more than 5 L of gaseous oxygen per minute or in a manner or quantity that ensures that the oxygen is consumed by the fish to the maximum extent feasible, (iii) the cylinder has a capacity not exceeding 17 L, and (iv) the tank and the tubes connecting the cylinder to the tank are manufactured and installed to withstand a maximum pressure of 172.4 kPa (25 psi) in accordance with an engineering standa