TechnicalNoticeonMSC.1-Circ.1550IssuedbyIMO

CCSTechnical Information(2017)Technical Information No.50 Total No.298Jul.31,2017(Total 2 pages)To:relevant departments of the Headquarters of CCS,CCS'surveyors,plan approval centers,relevant shipowners,shipyards,product manufacturers and designersTechnical Notice on MSC.1-Circ.1550 Issued by IMOI.Foreword1.1 The Maritime Safety Committee of International Maritime Organization,at itsninety-seventh session,adopted the Unified interpretations relating to theapplication of SOLAS regulations Il-2/10.2.1.3,ll-2/10.2.2.4.1.2,ll-2/10.7.3.2.3 andIl-2/19.3.1,as amended,and paragraph 2.2.1.1 of chapter 12 of the FSS Code(MSC.1/Circ.1550)on November 21,2016.Il.Technical points2.1 The main contents of the circular (MSC.1/Circ.1550)With regard to cargo ships designed to carry five or more tiers of containers onor above the weather deck:the requirements of capacity of the main fire pumps andof the diameter of the fire main in SOLAS regulations ll-2/10.2.1.3,ll-2/10.2.2.4.1.2,Il-2/10.7.3.2.3 and Il-2/19.3.1,and paragraph 2.2.1.1 of chapter 12 of the FSS Code areclarified.The unified interpretations of the circular may apply to cargo ships of 500 grosstonnage and above and designed to carry five or more tiers of containers on or above theweather deck from the date of issuance of IMO(November 25,2016).