MASS UK Industry Conduct Principles and Code of Practice 2022 (V6)

19.5 CONSTRUCTION/CERTIFICATION REQUIREMENTS TO MAINTAIN MASS
EQUIVALENCE
19.5.1 Scuppers and Drains:
n The scupper and drainage arrangements are to be directed overboard with no connections to internal spaces.
19.5.2 Electrical Equipment:
19.6.3 Documentation:
n When carrying dangerous goods, a full manifest of the cargo should be retained ashore by the Vessel’s
owner/operator, or designated person [ashore], in case of an incident. The manifest should contain the UN
Number, Proper Shipping Name, Packing Group and Quantity for each dangerous good being carried. The
designated person ashore should have a list of contact numbers for the emergency services and relevant
manufacturers/suppliers of the dangerous goods. The designated person should be employed by the Code
vessel’s owner and be aware of the details of the voyage. Prior to accepting back-loaded cargoes, the
designated person should establish that their carriage will be in compliance with this Code.
n Electrical equipment installed in the cargo area should be of the certified safe type for the cargo being carried
or be capable of being securely isolated during the carriage of packaged dangerous goods.
19.5.3 Structural Fire Protection:
n Bulkheads forming boundaries containing fuel tanks, engine spaces and [in the event of partial manned
operations] accommodation spaces are to be insulated to A-60 standard unless the dangerous goods are
stowed three metres from such bulkheads and boundaries.
19.6.4 Emergency and spillage procedures:
n When dangerous goods are carried, details of the emergency firefighting equipment and First Aid medical
procedures should be provided as per the risk based assessment of need, and practicalities of the MASS
design and operation. The IMDG Code and its supplement may give guidance on such items, to ensure that
if an emergency occurs, it can be dealt with effectively by any attending support or safety team.
19.6.5 Fixed and Portable Fire Fighting Equipment.:
19.5.4 Vessel Certification. Prior to carrying dangerous goods, the vessel should be surveyed, and a dangerous goods
Document of Compliance issued. A risk based assessment should be undertaken in consideration of the size
categorisation (Paragraph 4.7) and level of autonomy (Table 1-4).
n The requirement should be assessed on categorisation, size, and level of autonomy. When operating MASS
with ‘partial manning’. fixed and portable Fire Fighting equipment must provide a minimum of manned vessels
equivalence.
19.5.5 Operators are recommended to undertake their own safety assessment before applying for a Document of
Compliance for the Carriage of Dangerous Goods; this assessment procedure should be discussed with the
Administration. This may consider specific requirements for the vessel including the carriage of additional safety
equipment, (i.e. in MASS operations for remote sensing and reporting), additional emphasis on structural fire
protection, automated fire suppression, separation between dangerous goods and control spaces. It may be
necessary for the operator to submit a safety case.
19.5.6 This survey may only be undertaken by a RO and will be valid for a determined period or specific operation. Upon
successful completion of a survey, a Document of Compliance for the Carriage of Dangerous Goods will be issued
to the vessel indicating the Class of goods that can be carried with a list of equipment fitted.
19.6.6 First Aid Kit Requirements:
n Although the vessel is by definition to be usually crewless, the provisions of Annex 4 – “Medicines to be carried
on ships carrying dangerous cargoes” to MSN 1768 (M+F), should be taken into consideration when carrying
dangerous goods, to account for loading / unloading requirements, and/or any periods of manned contact.
n When a vessel is carrying a dangerous substance or substances, in quantities in excess of those defined in
column 7 of the Dangerous Goods list of the IMDG Code, as whole or part of the cargo, the Operators must
ensure the correct antidote to the substance (plus the necessary ancillary equipment e.g. syringes) is carried
to account for loading/unloading requirements and or any periods of manned contact.
19.6 OPERATIONAL CONSIDERATIONS
19.6.1 Operator Training as prescribed in MASS certification (See Chapter 2 of this Code)
n The MASS operating authority should undergo training in the carriage of dangerous goods and the IMDG
Code, commensurate with their responsibilities, and records kept of the training undertaken.
19.6.2 Stowage and Segregation requirements [in meeting MASS equivalency]:
19.7 TRANSFER ARRANGEMENTS OF MGO, UN1202, FROM DESIGNATED TANKS
19.7.1 Careful consideration should be taken with regard to meeting MARPOL regulations and MASS equivalence of
Duty of Care. Vessels which are adapted and used for the transfer of MGO from designated oil fuel tanks to other
external facilities (e.g. a wind turbine) should demonstrate that they comply with MARPOL’s requirements as far
as practically possible taking into account that pollution of the seas is an offence. All existing manned equivalence
measures must be adhered together with the requirement to demonstrate MARPOL compliance with regard to a
full risk assessment carried out for the particular vessel and operation, including but not limited to, the hose not
breaking free, pollution, fire safety and training of the shore based operators.
n Dangerous goods are only to be carried on deck or in internal MASS certified stowages;
n They should be secured to the vessels to prevent movement during the voyage;
n The stowage and segregation requirements of the IMDG Code should apply;
n Packaging (including portable tank and IRCC) should be commensurate with the intended MASS operations
and take due cognizance of eventual ‘manned’ interface;
n Dangerous goods should be packed in accordance with the IMDG Code.
19.7.2 Vessels should have operating procedures covering the loading, discharging and transferring of fuel, which should
include safe use of the MASS equipment to minimise fire risks and pollution, and use of Safety Data Sheets
(SDS).
19.7.3 The installation should be surveyed by the RO and the vessel’s Certification should be endorsed to permit this
operation.
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MASS UK Industry Conduct Principles and Code of Practice Version 6
MASS UK Industry Conduct Principles and Code of Practice Version 6 135