NoticeonAmendmentstotheCodeofSafePracticeforCargoStowageandSecuring(CSSCode)(MSC.1-Circ.1623)IssuedbyIMO

CCSTechnical Information(2021)Technical Information No.23 Total No.529Jul.07,2021(Total 2 pages+Annex)To:Relevant shipowners,ship management companies,shipyards and designers,productmanufacturer,related departments of the Headquarters of CCS,the Society's surveyors,Plan Approval CentersNotice on Amendments to the Code of Safe Practice for CargoStowage and Securing(CSS Code)(MSC.1/Circ.1623)Issued by IMO1.BackgroundThe Maritime Safety Committee of International Maritime Organization (IMO),at its102th session(4~11 November 2020),approved the MSC.1/Circ.1623"Amendmentsto the Code of Safe Practice for Cargo Stowage and Securing(CSS Code)".Thecomplete text of annex 13 of CSS Code,together with its four appendices,is replaced.2.Main contentThe main content of MSC.1/Circ.1623 includes:(1)The scope of Annex 13 is expanded to cover semi-standardized cargo.(2)Adding reduction factors for accelerations of wave heights.(3)Adding a new Appendix 2 Explanations and interpretation of methods to assessthe efficiency of securing arrangements(4)Adding a new Appendix 3 regarding calculations method of securing of heavycargo.(5)Adding a new Appendix 4 regarding optimized calculations method of securingof semi-standardized cargoes,including performance factor for short voyages,additional friction coefficients etc.