commiss direct ec februari amend annex ii direct ec european parliament council specif stabil requir ro ro passeng ship text eea relev commiss european commun regard treati establish european commun regard direct ec european parliament council april specif stabil requir ro ro passeng ship articl thereof direct ec appli ro ro passeng ship oper port member state regular servic flag engag intern voyag articl direct ec ro ro passeng ship compli specif stabil requir set detail annex direct member state applic requir guidelin set annex ii thereto articl direct ec annex direct amend accord procedur refer articl order account develop intern level intern maritim organis imo imo resolut msc decemb introduc revis model test method guidanc note resolut sola safeti life sea confer resolut concern region agreement specif stabil requir ro ro passeng ship revis model test method supersed previous appli model test method provid direct ec ship pass test previous appli model test method test direct ec amend measur provid direct accord opinion committe safe sea prevent pollut ship set regul ec european parliament council adopt direct articl direct ec amend annex amend paragraph replac quot tight transvers longitudin bulkhead account effect confin assum accumul sea water compart concern damag ro ro deck commensur drainag system withstand hydrostat pressur accord result damag calcul bulkhead height height water case height bulkhead calcul accord bh hw bh bulkhead height hw height water event minimum height bulkhead case ship hang car deck minimum height bulkhead height undersid hang deck lower posit quot appendix entitl quot model test method quot replac text shown annex direct annex ii part ii entitl quot model test quot replac text shown annex ii direct articl member state bring forc law regul administr provis compli direct month date entri forc latest forthwith commun commiss text provis correl tabl provis direct member state adopt provis refer direct accompani refer occas offici public member state determin refer made member state commun commiss text main provis nation law adopt field cover direct articl direct enter forc twentieth dai public offici journal european union articl direct address member state brussel februari commiss jacqu barrot vice presid oj oj regul amend regul ec oj annex annex ii quot part ii model test purpos guidelin ensur uniform method emploi construct verif model undertak analys model test content paragraph appendix annex consid explanatori paragraph ship model materi model made import provid model intact damag condit suffici rigid ensur hydrostat properti actual ship flexur respons hull wave neglig import ensur damag compart model accur practic ensur correct volum flood water repres ingress water small amount intact part model affect behaviour measur ensur ingress occur model test involv worst sola damag ship end observ progress flood tendenc water deck accumul damag open flow model surviv high sea state capsiz lesser sea state oner sola damag end limit introduc prevent extens research carri purpos develop criteria vessel shown addit gm freeboard import paramet surviv passeng ship area residu stabil curv major factor choos worst sola damag complianc requir paragraph worst damag area residu stabil curv model particular recognis scale effect plai import role behaviour model test import ensur effect minimis practic model larg detail damag compart easier construct larger model scale effect reduc requir model length scale whichev greater found test vertic extent model affect result test dynam requir ship model super structur standard height bulkhead freeboard deck larg wave wave train break model model assum damag thin practic ensur amount flood water centr graviti adequ repres hull thick exce mm recognis model hull element primari secondari subdivis damag construct suffici detail due construct limit calcul accur assum permeabl space import draught intact condit verifi draught damag model accur measur correl deriv damag stabil calcul practic reason toler mm draught accept measur damag draught found make adjust permeabl damag compart introduc intact volum ad weight import ensur centr graviti flood water accur repres case adjust made err side safeti model requir fit barrier deck barrier bulkhead height model fit cctv quot splash quot accumul water undamag area deck monitor case video record event form part test record height transvers longitudin bulkhead account effect confin assum accumul sea water compart concern damag ro ro deck height height water case height bulkhead calcul accord bh hw bh bulkhead height hw height water event minimum height bulkhead case ship hang car deck minimum height bulkhead height undersid hang car deck lower posit order ensur model motion characterist repres actual ship import model inclin roll intact condit intact gm mass distribut verifi mass distribut measur air transvers radiu gyrat actual ship rang longitudin radiu gyrat rang note inclin roll model damag condit accept check purpos verifi residu stabil curv test accept lieu intact test assum ventil damag compart actual ship adequ unhind flood movement flood water scale ventil arrang actual ship undesir scale effect introduc model order ensur effect occur recommend construct ventil arrang larger scale model ensur affect flow water car deck deem damag shape repres cross section strike ship bow region angl base studi cross section distanc bow repres select vessel type size isoscel triangular profil prismat damag shape load waterlin addition case side case width fit order avoid scale effect damag length side case mm origin model test method resolut sola confer effect heel induc maximum moment deriv passeng crowd launch surviv craft wind turn consid effect part sola result investig shown prudent effect account retain minimum heel damag practic purpos note heel due turn consid relev case margin gm actual load condit compar gm limit curv deriv sola administr accept margin advantag model test case gm limit curv adjust adjust ds ds dl ds subdivis draught dl lightship draught adjust curv straight line gm model test subdivis draught intersect origin sola curv draught paragraph procedur experi wave spectra jonswap spectrum describ fetch durat limit sea correspond major condit world wide respect import peak period wave train verifi cross period correct requir test run wave spectrum record document measur record probe closest wave make machin requir model instrument motion roll heav pitch attitud heel sinkag trim monitor record test found practic set absolut limit signific wave height peak period cross period model wave spectra accept margin introduc avoid interfer moor system ship dynam tow carriag moor system attach follow model actual drift speed sea state irregular wave drift speed constant constant carriag speed result low frequenc larg amplitud drift oscil affect model behaviour suffici number test wave train ensur statist reliabl object determin high degre confid unsaf ship capsiz select condit minimum number run consid provid reason level reliabl paragraph surviv criteria content paragraph consid explanatori paragraph test approv document part report administr damag stabil calcul worst sola mid ship damag gener arrang draw model detail construct instrument inclin experi measur radii gyrat nomin measur wave spectra locat repres realis test model probe closest wave maker repres record model motion attitud drift relev video record note test wit administr quot