MSC 85/26/Add.2 ANNEX 3 RESOLUTION MSC.268(85) - US Coast ...

MSC 85/26/Add.2ANNEX 3Page 72PRECAUTIONSPrior to loading this cargo, a certificate shall be provided by the manufacturer or shipper statingthat, after manufacture, the material was stored under cover, but exposed to the weather in theparticle size to be shipped, for not less than 3 days prior to shipment. Whilst the ship is alongsideand the hatches of the cargo spaces containing this cargo are closed, the mechanical ventilationshall be operated continuously as weather permits. During handling of this cargo, “NOSMOKING” signs shall be posted on decks and in areas adjacent to cargo spaces and no nakedlights shall be permitted in these areas. At least two self-contained breathing apparatus, inaddition to those required by SOLAS regulation II-2/10.10, shall be provided on board.Bulkheads between the cargo spaces and the engine-room shall be gastight. Inadvertent pumpingthrough machinery spaces shall be avoided.VENTILATIONContinuous mechanical ventilation shall be conducted during the voyage for the cargo spacescarrying this cargo. If maintaining ventilation endangers the ship or the cargo, it may beinterrupted unless there is a risk of explosion or other danger due to interruption of theventilation. In any case mechanical ventilation shall be maintained for a reasonable period priorto discharge. Ventilation shall be arranged such that any escaping gases are minimized fromreaching living quarters on or under the deck.CARRIAGEFor quantitative measurements of hydrogen, ammonia and acetylene, suitable detectors for eachgas or combination of gases shall be on board while this cargo is carried. The detectors shall beof certified safe type for use in explosive atmosphere. The concentrations of these gases in thecargo spaces carrying this cargo shall be measured regularly, during voyage, and the results ofthe measurements shall be recorded and kept on board.DISCHARGENo special requirements.CLEAN-UPWater shall not be used for cleaning of the cargo space which has contained this cargo, becauseof danger of gas.I:\MSC\85\26-Add-2.doc