4.1 Explosives anchorage

4.1.1
The master of a vessel having on board, or intending to load or unload, explosives in quantities greater than 27kg must ensure that:

• (a)   The ship remains within any explosives anchorage which may be designated from time to time or other anchorage specified by the Harbourmaster when not underway, except with the written permission of the Harbourmaster; and
• (b)   No person loads or unloads explosives outside the explosives anchorage, except with the written permission of the Harbourmaster.

4.2   Vessels carrying explosives

4.2.1
The master of any vessel in any harbour or anchorage having on board, or intending to load or unload explosives must hoist on the vessel code Flag B of the International Code of Signals by day and a red light by night.

4.2.2
The master of any vessel in any harbour or anchorage, or the pilot, must not allow that vessel to approach within 200 metres of any other vessel that is carrying, loading or unloading explosives, except:

• (a)   With the written permission of the Harbourmaster; or
• (b)   For the purpose of loading or unloading that other vessel; or
• (c)   For the purpose of rendering assistance to that other vessel in an emergency.

4.2.3
The master of any vessel carrying explosives in any harbour or anchorage, or the pilot, must not allow that vessel to approach within 200 metres of any other vessel, except:

• (a)   With the written permission of the Harbourmaster; or
• (b)   For the purpose of loading or unloading that other vessel; or
• (c)   For the purpose of rendering assistance to that other vessel in an emergency.

4.2.4
Nothing in clauses 4.2.1, 4.2.2 and 4.2.3 applies to any vessel which:

• (a)   Is carrying not more than 27 kilograms of explosives; or
• (b)   Is carrying no explosives other than explosives of the first division of the sixth (ammunition) class or the third division of the seventh (firework) class, as defined by the Explosives Act 1957.

4.3   Signals to be displayed by oil tankers

4.3.1
On or immediately before the arrival in harbour of any tanker, and so long as the tanker remains in harbour, the master must display by day Flag B of the International Code of Signals, and by night a red light at the masthead or where it can best be seen from all directions.

4.4   Duties of master while tanker is in harbour

4.4.1
While in a harbour, the master of an oil tanker must operate in accordance with the most recent edition of the International Safety Guide for Oil Tankers and Terminals (ISGOTT).

4.4.2
The master of a tanker must:

• (a)   Berth or moor the tanker only at such wharf or place as specified for bulk oil discharges in Schedule 2 of this bylaw, or as otherwise permitted in writing by the Harbourmaster; and
• (b)   Keep the tanks containing Class 3.1 or 3.2 oil cargo securely closed, except when opened for loading or discharging; and
• (c)   Unless exempted by the Harbourmaster, ensure that sufficient motive power is available at all times to enable the vessel to be moved from the berth in case of fire or other emergency.

4.5   Oil tankers not to lie close to other vessels

4.5.1
The master of a tanker must ensure that, except for the purpose of transhipment, the tanker does not lie within 30 metres of another vessel, unless the authorisation of the Harbourmaster has first been obtained in writing.

4.6   Hot work operations

4.6.1
Within any harbour or commercial areas, the master of every vessel on board which, or on the hull of which, it is proposed to carry out welding or flame-cutting operations in or from any position, whether on board the vessel or not, must obtain from the Harbourmaster a Hot Work Permit in accordance with requirements set out in Schedule 3 of this bylaw, no less than two hours before commencing the work.
Download application for hot work permit

4.6.2
The master of the vessel must ensure that before any welding operations are commenced, precautions are taken for the detection, prevention, and extinguishing of fire on board the vessel and elsewhere during the welding operations, and that the requirements of the Hot Work Permit are met.  Provision must be made for the continuance of the precautions until the operations are completed.

4.6.3
The Harbourmaster may issue a hot work permit dispensation from compliance with subclauses 4.6.1 and 4.6.2 to:

• (a)   Local operators of any ship repairing establishment where the hot work is carried out in a controlled location and where hot work procedures are strictly adhered to; and
• (b)   Any vessel where hot work is a necessary part of the work carried out by the vessel and where hot work procedures are strictly adhered to.

4.6.4
If in any case the Harbourmaster is not satisfied that adequate precautions have been taken, the Harbourmaster may forbid the operations to be commenced or continued until he or she is so satisfied or has caused such precautions to be taken as he or she thinks necessary.

4.7   Hazardous goods transfer

4.7.1
Hazardous goods transfers shall only take place between sunrise and sunset unless written permission for transfer outside these hours is obtained from the Harbourmaster.