Sch 2Signals to be displayed on vessels

Schedule 2 — Signals to be displayed on vessels [r. 6, 7 and 8] [Heading inserted: Gazette 4 Jun 2010 p. 2459.] Table 1 — General port signals | **Purpose of signal** | **Signal to be displayed** | | Pilot required | By day —<br>(1) International Code Flag “G”; or<br>(2) The Pilot Jack. | | | By night —<br>(1) A Pyrotechnic Light, commonly known as a Blue Light, shown every 15 minutes; or<br>(2) A bright white light flashed at short or frequent intervals, just above the bulwarks of the vessel for a minute at a time; or<br>(3) International Code Signal “G” by flashing. | | Medical assistance required | By day — International Code Flag “W”.<br>By night — International Code Signal “W” by flashing. | | Tug required | By day —<br>(1) International Code Flag “Z”; or<br>(2) International Code Flags “KF”. | | | Both day and night — Two blasts on whistle, one long and one short. | | Explosives, dangerous cargo or inflammable liquids on board vessel not gas free | By day — International Code Flag “B” not less than 0.91 m 2 flown in a prominent position.<br>By night — A red light of such character as to be clearly visible all round the horizon at a distance of 1 nautical mile from the vessel and so positioned as to be clear of all other lights. | | | | | To communicate with shore station or port control | By day —<br>(1) International Code Flag “K”; or<br>(2) International Code Flags “YP”. | | | Both signals to be followed by appropriate complement number from Table 1 of International Code. | | | By night — Morse flashing general call, i.e., A.A.A.A., etc. | [Table 1 inserted: Gazette 22 Feb 1972 p. 407‑8; amended: Gazette 15 Jun 1973 p. 2235; 27 Jun 2003 p. 2523.] Table 2 — Signals to be used by masters of dredging vessels | **Purpose of signal** | **Signal** | | Dredging master requires any vessel approaching from seaward to keep the dredger on the starboard hand of that vessel and requires any vessel proceeding seaward to keep the dredger on the port hand of that vessel | By day — a black triangle on the yardarm on the side of the dredger to be passed.<br>By night — a green light over a red light on the yardarm on the side of the vessel to be passed.<br>In fog, mist, or heavy rain — the Morse sound signal letter “A” given at intervals of not more than 2 minutes on the dredger’s bell. | | Dredging master requires any vessel approaching from seaward to keep the dredger on the port hand of the vessel and requires any vessel proceeding seaward to keep the dredger on the starboard hand of that vessel | By day — a red square on the yardarm on the side of the dredger to be passed.<br>By night — a red light over a green light on the side of the vessel to be passed.<br>In fog, mist, or heavy rain — the Morse sound signal letter “N” given at intervals of not more than 2 minutes on the dredger’s bell. | | Dredger is blocking channel | By day — a green cone between 2 red balls, shown vertically at the masthead.<br>By night — a green light between 2 red lights shown vertically at the masthead.<br>In fog, mist or rain — the Morse sound letter signal “S” given at intervals of not more than 2 minutes on the dredger’s bell. | | Vessel may pass on either side of the dredger | By day — a white flag at the masthead.<br>By night — a green light on both yardarms. | | Dredger is unable to move, or is out of control | By day — a red flag on the masthead.<br>By night — a red light on both yardarms. | | Self‑propelled dredger that is under way, and is unable to manoeuvre so as to give way to or avoid other vessels | By day — one red ball over one white diamond shape over one red ball, mounted vertically.<br>By night — one red light over one white light over one red light, the lights being mounted vertically and so positioned as to be clearly visible at a distance of at least 2 nautical miles. | The Morse sound signals referred to in this table shall be given as follows: (a) a short ring — of 1½ seconds’ duration; and (b) a long ring — of 4 seconds’ duration; and (c) intervals between rings — of 1½ seconds’ duration. [Table 2 inserted: Gazette 22 Feb 1972 p. 407‑8; amended: Gazette 27 Jun 2003 p. 2523.]