Section1 MANUALON CHEMICALPOLLUTION PROBLEMASSESSMENT AND RESPONSEARRANGEMENTS 1999Edition B INTERNATIONALMARITIMEORGANIZATION London,1999 FirstPublishedin1987 bytheINTERNATIONALMARITIMEORGANIZATION 4AlbertEmbankment,LondonSE17SR Secondedition1999 PrintedintheUnitedKingdombyMPG-BooksLtd,Bodmin 681097 ISBN:978-92-801-6096-36 IMOPUBLICATION Salesnumber:IA630E Copyright#InternationalMaritimeOrganization1999 Allrightsreserved. Nopartofthispublicationmaybereproduced, storedinaretrievalsystemortransmittedinanyform orbyanymeanswithoutpriorpermissioninwriting fromtheInternationalMaritimeOrganization. Contents Page Chapter1Introduction..............................................1 Chapter2RegulatoryframeworkforthecarriageofHNSatsea 2.1Generalremarks...........................................5 2.2PrincipalconventionsoftheInternationalMaritime Organization(IMO)........................................5 2.3HNSinbulk...............................................6 2.4HNSinpackageform(dangerousgoods).................8 2.5Emergencyprecautionsonboard........................10 2.6Notificationandreportingofaccidentscausingor likelytocausespillageofHNS...........................11 Annex2-1ExampleofaPOLREP....................................13 Chapter3HazardsandfateofreleasedHNS 3.1Generalremarks..........................................17 3.2Cargoflows...............................................17 3.3HazardouspropertiesofHNS............................19 3.4BehaviourandfateofreleasedHNS.....................31 Annex3-1Definitionsoftermsusedtodescribehazard characteristics............................................45 Annex3-2Exampleofachemicalcompatibilitychart..............48 Annex3-3Aclassificationflowchart................................50 Chapter4Chemicalemergencypreparedness 4.1Generalremarksonemergencyresponse systems...................................................51 4.2Optimizedresponseorganization........................55 4.3Responsesupportsystem(RSS).........................58 Chapter5Responsemethodsandtechniques 5.1Generalremarks..........................................61 5.2Systematicapproachtoemergencyresponse............62 5.3Responseonboardships................................67 5.4Responseoptionsforspillsatsea.......................71 5.5Healthandsafetystrategy...............................89 Annex5-1Maritimesafetycard.....................................98 v Annex5-2Levelsofprotectionforpre-determined levelsofhazards.........................................99 Chapter6Casehistories 6.1Generalremarks........................................103 6.2Casehistory1...........................................103 6.3Casehistory2...........................................104 6.4Casehistory3...........................................105 6.5Casehistory4...........................................106 6.6Casehistory5...........................................107 6.7Casehistory6...........................................108 6.8Casehistory7...........................................109 6.9Casehistory8...........................................109 6.10Summaryofmeasures..................................110 vi