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

MSC 85/26/Add.2ANNEX 3Page 218MAGNESIA (UNSLAKED)DESCRIPTIONCHARACTERISTICSANGLE OF REPOSE BULK DENSITY (kg/m 3 ) STOWAGE FACTOR (m 3 /t)Not applicable 1250 0.80SIZE CLASS GROUPFines to 90 mm MHB BHAZARDCombines with water to form magnesium hydroxide with an expansion in volume and a releaseof heat. May ignite materials with low ignition temperatures. Similar to LIME (UNSLAKED)but is less reactive. Corrosive to eyes and mucous membranes.This cargo is non-combustible or has a low fire-risk.STOWAGE & SEGREGATION“Separated from” all packaged dangerous goods and solid bulk cargoes in Group B.HOLD CLEANLINESSClean and dry as relevant to the hazards of the cargo.WEATHER PRECAUTIONSThis cargo shall be kept as dry as practicable. This cargo shall not be handled duringprecipitation. During handling of this cargo all non-working hatches of the cargo spaces intowhich this cargo is loaded or to be loaded shall be closed.LOADINGTrim in accordance with the relevant provisions required under sections 4 and 5 of the Code.PRECAUTIONSAppropriate precautions shall be taken to protect machinery and accommodation spaces from thedust of the cargo. Bilge wells of the cargo spaces shall be protected from ingress of the cargo.Due consideration shall be paid to protect equipment from the dust of the cargo. Persons whomay be exposed to the dust of the cargo shall wear goggles or other equivalent dusteye-protection and dust filter masks. Those persons shall wear protective clothing, as necessary.VENTILATIONNo special requirements.CARRIAGENo special requirements.DISCHARGEDo not discharge during precipitation.I:\MSC\85\26-Add-2.doc