Specifications for the design, installation and operation of a part flow system for control of overboard discharges
Regulation 1 Regulation 1 0
Duration and validity of Certificate
1 A n Internationa l Pollutio n Preventio n Certificat e fo r th e Carriag e o f Noxiou s Liqui d Substance s i n Bul k shall b e issue d for a perio d specifie d b y the Administration whic h shal l no t exceed 5 years .
2.1 Notwithstandin g th e requirement s o f paragrap h 1 o f thi s regulation , whe n th e renewa l surve y i s completed withi n 3 month s befor e the expiry date of the existing Certificate, th e ne w Certificate shal l b e valid from th e dat e o f completion o f the renewa l surve y t o a dat e no t exceeding 5 year s fro m th e dat e o f expiry o f the existin g Certificate .
2.2 Whe n the renewal surve y i s completed after the expiry date of the existing Certificate, the new Certificate shall b e valid from th e dat e of completion o f the renewa l surve y to a dat e no t exceeding 5 year s from th e date of expiry o f the existin g Certificate .
2.3 Whe n th e renewa l surve y i s complete d mor e tha n 3 month s befor e th e expir y dat e o f th e existin g Certificate, th e ne w Certificat e shal l b e vali d fro m th e dat e o f completion o f the renewa l surve y to a dat e no t exceeding 5 year s fro m th e dat e o f completion o f the renewa l survey .
3 I f a Certificate is issue d for a period of less than 5 years , the Administration ma y extend the validity of the Certificate beyond the expiry date to the maximum period specified i n paragrap h 1 o f this regulation, provide d that the survey s referre d t o i n regulatio n 8.1. 3 an d 8.1. 4 o f this Anne x applicabl e when a Certificat e i s issue d for a perio d o f 5 year s ar e carried ou t as appropriate .
4 I f a renewa l surve y ha s bee n complete d an d a ne w Certificat e canno t b e issue d o r place d o n boar d th e ship before the expiry date of the existing Certificate, th e person o r organization authorize d b y the Administra- tion ma y endorse the existing Certificate an d suc h a Certificate shall b e accepte d a s vali d fo r a further period which shal l no t exceed 5 month s fro m th e expir y date .
Regulation 1 0
5 I f a shi p a t the time when a Certificat e expire s i s no t i n a por t i n whic h i t i s to b e surveyed , th e Admin- istration ma y exten d th e perio d o f validit y o f th e Certificat e bu t thi s extensio n shal l b e grante d onl y fo r th e purpose of allowing the ship to complete it s voyag e to the por t i n whic h i t i s to b e surveyed , an d the n onl y i n cases wher e i t appears prope r and reasonabl e to d o so . N o Certificate s shal l b e extende d fo r a perio d longe r than 3 months , an d a ship to which a n extensio n i s granted shall not , o n it s arriva l i n the port in whic h i t is to be surveyed, b e entitled b y virtue of such extensio n to leav e that port without having a ne w Certificate. Whe n the renewa l surve y i s completed , th e ne w Certificat e shal l b e vali d t o a dat e no t exceeding 5 year s fro m th e date o f expiry o f the existin g Certificat e befor e th e extensio n wa s granted .
6 A Certificate issue d to a ship engaged on short voyages which ha s no t been extende d unde r the foregoing provisions o f this regulatio n ma y b e extende d b y the Administratio n fo r a perio d o f grace o f up t o on e mont h from th e dat e of expiry state d o n it . Whe n th e renewa l surve y i s completed , th e ne w Certificat e shal l b e valid to a dat e no t exceedin g 5 year s fro m th e dat e o f expiry o f the existin g Certificat e befor e th e extensio n wa s granted.
7 I n specia l circumstances , a s determine d b y th e Administration , a ne w Certificat e nee d no t b e date d from th e dat e o f expir y o f the existin g Certificat e a s require d b y paragrap h 2.2 , 5 o r 6 o f this regulation . I n these specia l circumstances , th e ne w Certificat e shal l b e vali d t o a dat e no t exceeding 5 year s fro m th e dat e of completion o f the renewa l survey .
8 I f a n annua l o r intermediat e surve y i s complete d befor e th e perio d specifie d i n regulatio n 8 o f thi s Annex, then :
.1 th e anniversar y dat e show n o n th e Certificat e shal l b e amende d b y endorsemen t to a dat e whic h shall no t b e mor e tha n 3 month s late r than th e dat e o n whic h th e surve y wa s completed ;
.2 th e subsequen t annua l o r intermediat e surve y require d b y regulatio n 8 o f thi s Anne x shal l b e completed a t the interval s prescribe d b y that regulatio n usin g the ne w anniversar y date ;
.3 th e expir y dat e ma y remai n unchange d provide d on e o r mor e annua l o r intermediat e surveys , a s appropriate, ar e carrie d ou t s o tha t th e maximu m interval s betwee n th e survey s prescribe d b y regulation 8 o f this Anne x ar e no t exceeded.
9 A Certificate issue d unde r regulatio n 9 o f this Annex shall ceas e to b e valid i n an y of the following cases:
.1 i f the relevan t survey s ar e no t complete d withi n th e period s specifie d unde r regulatio n 8. 1 o f this Annex;
.2 i f the Certificat e i s no t endorsed i n accordanc e wit h regulatio n 8.1. 3 o r 8.1. 4 o f this Annex ; .3 upo n transfe r o f the shi p t o th e fla g o f another State . A ne w Certificat e shal l onl y b e issue d whe n
the Governmen t issuin g the ne w Certificat e i s full y satisfie d tha t the shi p i s i n complianc e with th e requirements o f regulatio n 8.3. 1 an d 8.3. 2 o f this Annex . I n th e cas e o f a transfer betwee n Parties , if requested within 3 month s afte r the transfer ha s taken place , th e Governmen t of the Part y whose flag th e shi p wa s formerl y entitle d t o fl y shall , a s soo n a s possible , transmi t to th e Administratio n copies o f th e Certificat e carrie d b y th e shi p befor e th e transfe r and , i f available , copie s o f th e relevant surve y reports .
Regulation 11
Design, construction, equipment and operations
1 Th e design , construction , equipmen t an d operatio n o f ships certifie d to carr y noxiou s liqui d substance s in bul k identifie d i n chapte r 1 7 o f th e Internationa l Bul k Chemica l Code , shal l b e i n complianc e wit h th e following provision s t o minimiz e the uncontrolle d discharg e int o th e se a o f such substances :
.1 th e Internationa l Bul k Chemica l Cod e whe n th e chemica l tanke r i s constructe d o n o r afte r 1 Jul y 1986 ; or
.2 th e Bul k Chemica l Cod e a s referre d t o i n paragrap h 1.7. 2 o f that Code for:
.2.1 ship s fo r which th e buildin g contrac t i s place d o n o r afte r 2 Novembe r 197 3 bu t constructed before 1 Jul y 1986 , an d which ar e engaged o n voyage s to port s or terminals unde r the juris- diction o f other State s Partie s t o the Convention ; an d
.2.2 ship s constructed on or after 1 Jul y 198 3 bu t before 1 Jul y 1986 , whic h ar e engaged solely on voyages between port s or terminals within the State the flag of which the ship i s entitled to fly.
.3 Th e Bul k Chemical Cod e as referre d to i n paragrap h 1.7. 3 o f that Code for:
.3.1 ship s fo r whic h th e buildin g contrac t i s place d befor e 2 Novembe r 197 3 an d whic h ar e engaged o n voyage s t o port s o r terminal s unde r the jurisdiction o f other State s Partie s t o th e Convention; an d
.3.2 ship s constructe d befor e 1 Jul y 198 3 whic h ar e solely engaged o n voyage s betwee n port s o r terminals withi n th e Stat e th e fla g o f which th e shi p i s entitle d t o fly .
2 I n respec t of ships othe r than chemica l tanker s o r liquefie d ga s carrier s certifie d t o carr y noxiou s liqui d substances i n bul k identifie d i n chapte r 1 7 o f the Internationa l Bul k Chemica l Code , th e Administratio n shal l establish appropriat e measure s base d o n th e Guidelines * develope d b y th e Organizatio n i n orde r t o ensur e that the provision s shal l b e suc h a s t o minimiz e the uncontrolle d discharg e int o th e se a o f such substances .
Regulation 12
Pumping, piping, unloading arrangements and slop tanks
1 Ever y ship constructe d befor e 1 Jul y 198 6 shal l b e provide d wit h a pumpin g and pipin g arrangement to ensure tha t eac h tan k certifie d fo r the carriag e o f substances i n categor y X o r Y doe s no t retai n a quantit y o f residue in - excess of 300 l i n th e tank and it s associate d pipin g and that each tan k certified for the carriage of substances i n categor y Z does no t retai n a quantit y of residue i n exces s of 900 l i n th e tank and it s associate d piping. A performanc e test shall b e carrie d ou t i n accordanc e with appendi x V o f this Annex .
2 Ever y shi p constructe d o n o r afte r 1 Jul y 198 6 bu t befor e 1 Januar y 200 7 shal l b e provide d wit h a pumping an d pipin g arrangemen t to ensur e that each tan k certifie d fo r the carriag e o f substances i n categor y X o r Y doe s no t retai n a quantit y o f residu e i n exces s o f 10 0 l i n th e tan k an d it s associate d pipin g an d tha t each tan k certifie d fo r the carriag e o f substances i n categor y Z does no t retai n a quantit y o f residue i n exces s of 30 0 l i n th e tan k an d it s associate d piping . A performanc e tes t shal l b e carrie d ou t i n accordanc e wit h appendix V o f this Annex .
* Referenc e is made to resolutions A.673(16), as amended by resolution MEPC.158(55), and MEPC.148(54).
Regulation 12
3 Ever y ship constructed on o r after 1 Januar y 2007 shall b e provided with a pumpin g and piping arrange- ment to ensur e tha t eac h tan k certifie d fo r the carriag e o f substances i n categor y X , Y o r Z doe s no t retai n a quantity o f residue i n exces s o f 7 5 l i n th e tank and it s associate d piping . A performanc e test shall b e carrie d out i n accordanc e wit h appendi x V o f this Annex .
4 Fo r a shi p othe r tha n a chemica l tanke r constructe d befor e 1 Januar y 200 7 whic h canno t mee t th e requirements for the pumpin g and pipin g arrangements for substances i n categor y Z referre d t o i n paragraph s 1 an d 2 o f this regulatio n n o quantity requiremen t shall apply . Complianc e is deemed to be reached i f the tank is emptied t o the mos t practicable extent.
5 Pumpin g performanc e tests referre d t o i n paragraph s 1 , 2 an d 3 o f this regulatio n shal l b e approve d b y the Administration. Pumpin g performanc e tests shal l us e water as the test medium.
6 Ship s certifie d t o carr y substance s o f category X , Y o r Z shal l hav e a n underwate r discharg e outle t (o r outlets).
7 Fo r ship s constructe d befor e 1 Januar y 200 7 an d certifie d t o carr y substance s i n categor y Z a n under - water discharge outlet as require d unde r paragrap h 6 o f this regulatio n i s no t mandatory.
8 Th e underwate r discharg e outle t (o r outlets ) shal l b e locate d withi n th e carg o are a i n th e vicinit y o f the turn o f th e bilg e an d shal l b e s o arrange d a s t o avoi d th e re-intak e o f residue/wate r mixture s b y th e ship' s seawater intakes .
9 Th e underwate r discharg e outle t arrangemen t shal l b e suc h tha t th e residue/wate r mixtur e discharge d into the se a wil l no t pass through th e ship' s boundar y layer . T o this end , whe n th e discharg e i s mad e norma l to the ship's shell plating , th e minimum diamete r of the discharge outlet is governed by the following equation:
where
d = minimu m diamete r o f the discharge outle t (m )
Ld = distanc e fro m th e forwar d perpendicula r t o th e discharg e outle t (m )
Qd = th e maximu m rat e selecte d a t whic h th e shi p ma y discharg e a residue/wate r mixtur e through th e outle t (m3/h).
10 Whe n th e discharg e i s directe d a t a n angl e t o th e ship' s shel l plating , th e abov e relationshi p shal l b e modified b y substitutin g for Qd the component of Qd whic h i s norma l t o the ship' s shel l plating .
11 Slop tanks
Although thi s Annex doe s no t require the fitting of dedicated slo p tanks, slo p tanks ma y be neede d for certain washing procedures . Carg o tanks ma y b e use d a s slo p tanks.
Regulation 13
Control of discharges of residues of noxious liquid substances
Subject t o th e provision s o f regulatio n 3 o f this Annex , th e contro l o f discharge s o f residue s o f noxiou s liqui d substances o r ballas t water , tan k washing s o r othe r mixture s containin g suc h substance s shal l b e i n compli - ance with th e followin g requirements .
1 Discharge provisions
1.1 Th e discharge int o the sea of residues of substances assigne d t o category X, Y or Z or of those provision- ally assesse d a s suc h o r ballas t water , tan k washing s o r othe r mixture s containin g suc h substance s shal l b e prohibited unles s suc h discharge s ar e mad e i n ful l complianc e wit h th e applicabl e operationa l requirement s contained i n thi s Annex.
1.2 Befor e any prewash o r discharge procedure i s carried out i n accordanc e with this regulation , th e relevant tank shal l b e emptie d t o th e maximu m exten t i n accordanc e wit h th e procedure s prescribe d i n th e Manual . 1.3 Th e carriag e o f substance s whic h hav e no t bee n categorized , provisionall y assesse d o r evaluate d a s referred t o i n regulatio n 6 o f this Anne x o r o f ballas t water , tan k washing s o r othe r mixture s containin g suc h residues shal l b e prohibite d alon g wit h an y consequentia l discharg e o f such substance s int o the sea .
2 Discharge standards
2.1 Wher e th e provision s i n thi s regulatio n allo w th e discharg e int o th e se a o f residue s o f substance s i n category X , Y o r Z o r of those provisionall y assesse d a s suc h o r ballas t water, tan k washings o r other mixture s containing such substances , th e following discharge standards shal l apply :
.1 th e shi p i s proceedin g e n route a t a spee d o f at leas t 7 knot s i n th e cas e of self-propelled ship s o r at leas t 4 knot s i n th e cas e o f ships which ar e no t self-propelled ;
.2 th e discharg e i s mad e belo w the waterlin e through th e underwate r discharge outlet(s ) no t exceed- ing the maximu m rat e for which th e underwate r discharge outlet(s ) i s (are ) designed ; an d
.3 th e discharg e i s mad e a t a distanc e o f no t les s tha n 1 2 nautica l mile s fro m th e neares t lan d i n a depth o f water of no t les s tha n 2 5 m .
2.2 Fo r ship s constructe d befor e 1 Januar y 200 7 th e discharg e int o th e se a o f residue s o f substance s i n category Z or of those provisionall y assessed a s suc h o r ballas t water, tan k washings o r other mixture s contain - ing such substance s belo w the waterline i s no t mandatory .
2.3 Th e Administration ma y waive the requirement s of paragraph 2.1. 3 fo r substances i n categor y Z, regard - ing the distanc e o f no t les s tha n 1 2 nautica l mile s fro m th e neares t lan d fo r ship s solel y engage d i n voyage s within waters subject to the sovereignty or jurisdiction of the State the flag of which the ship i s entitled to fly. I n addition, th e Administration ma y waive the same requiremen t regarding the discharge distance of not less than 12 nautica l mile s from th e neares t lan d for a particula r ship entitled to fly the flag of their State, whe n engage d in voyage s withi n water s subjec t to the sovereignt y or jurisdiction o f one adjacen t State afte r the establishmen t of an agreement , i n writing , o f a waiver between th e two coastal State s involve d provide d tha t no third part y will b e affected . Informatio n o n suc h agreemen t shal l b e communicate d t o th e Organizatio n withi n 3 0 day s for further circulation t o the Partie s t o th e Conventio n fo r their informatio n an d appropriat e actio n i f any.
Regulation 13
3 Ventilation of cargo residues
Ventilation procedure s approve d b y th e Administratio n ma y b e use d t o remov e carg o residue s fro m a tank . Such procedure s shal l b e i n accordanc e wit h appendi x 7 o f this Annex . An y wate r subsequentl y introduce d into the tank shall b e regarde d a s clea n an d shal l no t be subjec t to the discharg e requirement s i n thi s Annex . 4 Exemption for a prewash
On reques t o f th e ship' s master , a n exemptio n fo r a prewas h ma y b e grante d b y th e Governmen t o f th e receiving Party , wher e i t i s satisfied that:
.1 th e unloaded tank i s to be reloade d with the same substance or another substance compatible with the previou s on e an d tha t the tank will no t b e washed o r ballaste d prio r to loading ; o r
.2 th e unloade d tan k i s neithe r washe d no r ballaste d a t sea . Th e prewas h i n accordanc e wit h th e applicable paragrap h o f thi s regulatio n shal l b e carrie d ou t a t anothe r por t provide d tha t i t ha s been confirme d i n writin g that a receptio n facility at that port i s availabl e and i s adequate for such a purpose ; o r
.3 th e carg o residue s wil l b e remove d b y a ventilatio n procedur e approve d b y th e Administratio n i n accordance wit h appendi x 7 o f this Annex .
5 The use of cleaning agents or additives
5.1 Whe n a washing medium othe r than water , suc h a s minera l oi l o r chlorinated solvent , i s use d instea d o f water t o was h a tank , it s discharg e shal l b e governe d b y th e provision s o f eithe r Anne x I o r Anne x I I whic h would appl y to the mediu m ha d i t bee n carrie d a s cargo . Tan k washing procedure s involvin g the us e o f such a mediu m shal l b e se t out i n th e Manua l an d b e approve d b y th e Administration .
5.2 Whe n smal l amount s o f cleaning additive s (detergen t products ) ar e adde d t o wate r i n orde r t o facilitat e tank washing , n o additive s containin g pollutio n categor y X component s shal l b e use d excep t thos e compo - nents tha t ar e readil y biodegradabl e an d presen t i n a tota l concentratio n o f les s tha n 10 % o f th e cleanin g additive. N o restriction s additiona l t o those applicabl e to the tan k due to th e previou s carg o shal l apply . 6 Discharge of residues of category X
6.1 Subjec t to the provisio n o f paragraph 1 , th e following provision s shal l apply :
.1 A tan k fro m whic h a substanc e i n categor y X ha s bee n unloade d shal l b e prewashe d befor e th e ship leave s th e por t of unloading . Th e resultin g residue s shal l b e discharge d t o a receptio n facilit y until th e concentratio n o f the substanc e i n th e effluen t to suc h facility , a s indicate d b y analyse s o f samples o f the effluen t taken b y th e surveyor , i s a t or belo w 0.1 % b y weight . Whe n th e require d concentration leve l ha s bee n achieved , remainin g tank washings shal l continu e to b e discharged t o the receptio n facilit y unti l th e tank i s empty . Appropriat e entrie s o f these operations shal l b e mad e in the Cargo Recor d Boo k and endorse d b y the surveyor referre d to i n regulatio n 16.1 .
.2 An y wate r subsequentl y introduce d int o th e tan k ma y b e discharged , into th e se a i n accordanc e with th e discharg e standard s i n regulatio n 13.2 .
.3 Wher e th e Governmen t o f th e receivin g part y i s satisfie d tha t i t i s impracticabl e t o measur e th e concentration o f the substanc e i n th e effluen t withou t causin g undu e dela y t o th e ship , tha t Part y may accep t a n alternativ e procedur e a s bein g equivalen t t o obtai n th e require d concentratio n i n regulation 13.6.1. 1 provide d that:
.3.1 th e tan k i s prewashe d i n accordanc e wit h a procedur e approve d b y th e Administratio n i n compliance wit h appendi x V I o f this Annex ; an d
.3.2 appropriat e entrie s shal l b e mad e i n th e Carg o Recor d Boo k an d endorse d b y th e surveyo r referred to i n regulatio n 16.1 .
7 Discharge of residues of category Y and Z
7.1 Subjec t to the provisio n o f paragraph 1 , th e following provision s shal l apply :
.1 Wit h respec t to th e residu e discharg e procedure s fo r substance s i n categor y Y o r Z, th e discharg e standards i n regulatio n 13. 2 shal l apply .
.2 I f the unloadin g of a substance of category Y or Z i s no t carried out i n accordanc e with the Manual, a prewas h shal l b e carrie d ou t befor e th e shi p leave s th e por t o f unloading , unles s alternativ e measures ar e take n t o th e satisfactio n o f th e surveyo r referre d t o i n regulatio n 16. 1 o f thi s Anne x to remov e th e carg o residue s fro m th e shi p t o quantitie s specifie d i n thi s Annex . Th e resultin g tank washings o f the prewas h shal l b e discharged t o a receptio n facilit y a t the por t of unloading o r another por t with a suitabl e receptio n facilit y provide d tha t i t ha s bee n confirme d i n writin g that a reception facilit y at that port i s availabl e and i s adequat e for such a purpose .
.3 Fo r high-viscosit y or solidifying substance s i n categor y Y, th e following shall apply : .3.1 a prewash procedur e as specified i n appendi x VI shal l b e applied;
.3.2 th e residue/wate r mixtur e generate d durin g th e prewas h shal l b e discharge d t o a receptio n facility unti l th e tank i s empty ; an d
.3.3 an y wate r subsequentl y introduce d int o th e tan k ma y b e discharge d int o th e se a i n accord - ance with th e discharge standard s i n regulatio n 13.2 .
7.2 Operationa l requirement s fo r ballastin g an d deballastin g
7.2.1 Afte r unloading , and , i f required, afte r a prewash , a carg o tank ma y b e ballasted . Procedure s for the discharge o f such ballas t ar e se t ou t i n regulatio n 13.2 .
7.2.2 Ballas t introduce d int o a cargo tank which ha s bee n washed to such a n exten t that the ballast contains less tha n 1 pp m o f th e substanc e previousl y carrie d ma y b e discharge d int o th e se a withou t regar d t o th e discharge rate , ship' s spee d an d discharg e outle t location , provide d tha t the shi p i s no t les s than 1 2 nautica l miles fro m th e neares t lan d an d i n wate r that i s no t les s tha n 2 5 m deep . Th e require d degre e o f cleanliness has bee n achieve d whe n a prewas h a s specifie d i n appendi x V I ha s bee n carrie d ou t and th e tank ha s bee n subsequently washed with a complet e cycle of the cleanin g machine for ships buil t before 1 Jul y 199 4 or with a wate r quantit y no t les s tha n tha t calculate d wit h k = 1.0 .
7.2.3 Th e discharg e int o th e se a o f clea n o r segregate d ballas t shal l no t b e subjec t to th e requirement s o f this Annex .
8 Discharges in the Antarctic Area
8.1 Antarctic Area mean s th e se a are a sout h o f latitud e 60 ° S .
8.2 I n th e Antarctic Area any discharge int o the sea of noxious liqui d substances or mixture s containing such substances i s prohibited.
Regulation 14
Procedures and Arrangements Manual
1 Ever y ship certified to carr y substances of category X, Y o r Z shall hav e on boar d a Manua l approve d b y the Administration . Th e Manua l shal l hav e a standar d forma t i n complianc e wit h appendi x I V t o thi s Annex . In th e cas e o f a shi p engage d i n internationa l voyage s o n whic h th e languag e use d i s no t English , Frenc h o r Spanish, th e text shall includ e a translation int o one of these languages .
2 Th e mai n purpos e of the Manual i s to identif y for the ship's officers the physical arrangement s and all th e operational procedure s with respec t to cargo handling, tan k cleaning, slop s handlin g and carg o tank ballasting and deballastin g whic h mus t be followed i n orde r to compl y wit h th e requirement s o f this Annex .
Regulation 15
Regulation 15
Cargo Record Book
1 Ever y shi p t o whic h thi s Anne x applie s shal l b e provide d wit h a Carg o Recor d Book , whethe r a s par t of the ship' s officia l log-boo k or otherwise , i n th e for m specifie d i n appendi x I I t o thi s Annex .
2 Afte r completion o f any operation specifie d i n appendi x I I to this Annex, th e operation shal l b e promptly recorded i n th e Carg o Recor d Book .
3 I n th e even t o f a n accidenta l discharg e o f a noxiou s liqui d substanc e o r a mixtur e containin g suc h a substance o r a discharg e unde r th e provision s o f regulatio n 3 o f thi s Annex , a n entr y shal l b e mad e i n th e Cargo Recor d Boo k statin g the circumstance s of , an d th e reaso n for , th e discharge .
4 Eac h entr y shal l b e signed b y the office r or officers i n charg e o f the operatio n concerne d an d eac h pag e shall b e signed b y th e maste r o f the ship . Th e entrie s i n th e Cargo Recor d Book , fo r ships holdin g an Interna- ' tional Pollutio n Preventio n Certificat e fo r th e Carriag e o f Noxiou s Liqui d Substance s i n Bul k o r a certificat e referred t o i n regulatio n 7 o f this Annex , shal l b e a t leas t i n English , Frenc h o r Spanish . Wher e entrie s i n a n official nationa l languag e o f the Stat e whos e fla g the shi p i s entitle d t o fl y ar e als o used , thi s shal l prevai l i n case o f a disput e or discrepancy.
5 Th e Cargo Recor d Boo k shall b e kept in suc h a place as to be readily available for inspection and , except in th e cas e of unmanned ship s unde r tow, shal l b e kep t on boar d th e ship . I t shall b e retaine d fo r a perio d o f three years afte r the las t entry ha s bee n made .
6 Th e competen t authorit y o f th e Governmen t o f a Part y ma y inspec t th e Carg o Recor d Boo k o n boar d any shi p t o whic h thi s Anne x applie s whil e th e shi p i s i n it s port , an d ma y mak e a cop y o f any entr y i n tha t book and ma y requir e the maste r of the ship t o certif y that the cop y i s a true cop y of such entry . An y cop y s o made which ha s bee n certifie d b y the maste r of the shi p a s a true copy of an entr y i n th e ship' s Carg o Recor d Book shal l b e mad e admissibl e i n an y judicia l proceeding s a s evidenc e o f the fact s state d i n th e entry . Th e inspection o f a Carg o Recor d Boo k an d th e takin g o f a certifie d cop y b y th e competen t authorit y unde r thi s paragraph shal l b e performed a s expeditiousl y a s possible without causing the ship to b e undul y delayed.