Page 279 - Rules of Navigation2020

CHAPTER XVII
VESSELS CARRYING DANGEROUS

CARGOES IN BULK

Art. 118 – General Terms and Conditions:
A – Tanker s in Ballast or Vessels Carrying Grade C Only:

(1) Tankers in ballast and vessels carrying Grade C only are deemed to be ordinary (non-
dangerous) vessels, if they have been rendered gas free or free from inflammable gases

since they last carried Grade A or Grade B. They are not subject to any of the foregoing
regulations, but the Master must sign the declaration which will be handed to him by the

pilot when he comes onboard and hand it to the SCA Officials (See Appendix 1, Part V).
(2) Tankers in ballast and vessels carrying part cargo of Grade C without having been

rendered gas free or free from inflammable gases since they last carried Grade A or
Grade B, are subject to these Regulations.
(3) Tankers or vessels carrying two grades of hazardous cargoes at the same time, will be

treated as vessels of the grade corresponding to that of the more volatile product.
B – Liquefied gas Carrier in Ballast:

Liquefied inflammable gas carrier in ballast is to be ordinary vessel, if they have been
rendered gas free or free from any inflammable gas.
Art. 119 – Pollution Prevention: (1)

Ballast tankers required to reduce their draught for transiting the Canal must discharge clean

ballast water according to IMO regulations.
Art. 120 – Safety Regulation for Tankers and Dangerous Cargo in Bulk:

(1) Further to Regulations of Appendix No. 4, the vessel shall conform to the requirements
of SOLAS 74/78 and its amendments and must be constructed according to I.B.C and

I.G.C codes as amended from time to time or to standards at least as effective, and
must be classified in one of the classification societies belonging to I.A.C.S and still

under its supervision.
(2) The vessels must have outside her cargo tanks, non-dangerous substances (clean

ballast water, fuel oil, etc.) which can, if needed, be easily and safely unloaded, in
sufficient quantity to reduce her draught by one foot (30 cm.), for tankers and by 3 feet
(90 cm.), for vessels carrying liquefied inflammable gases or dangerous chemicals in

bulk.

1 ) See Art. 64 p. (64-65).

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