Remarks. 1862 C 1837 C Corton on sides. A gong is sounded during thick or foggy weather. See regulations on page 3. The red distinguishing light is shown near the stern of the vessel. St. Nicholas on sides. A gong is sounded during thick or foggy weather. See regulations on page 3. The light is a double flashing halfminute white light, showing two successive flashes, one long and one short, in the following manner: A flash of five seconds' duration, an eclipse of six seconds, a flash of one and a half seconds, followed by an eclipse of seventeen and a half seconds; or long-short every half min ute. Gong during fog. Explosive warning signals on a vessel approach. ing dangerously close. Cross sand on sides. Red light while flood stream is running into haven, but on the ebb it is replaced by a green light, until the water has fallen to one foot on the tide gauge; it is then extinguished until the water has risen to one foot on the gauge. These lights are obscured rorthward of a line drawn to St. Nicholas light-vessel. With strong southerly or easterly winds the green light is not shown; and in case of obstruction at the haven entrance all the lights will be extin guished. Red flag by day during flood stream. Two black balls hoisted when from any cause the haven is blocked, and the red flag lowered. These lights in line, bearing SW. S., lead 2 cables eastward of Caister elbow. 1873 C. Gas... 1844 C........ Cockle on sides. A gong is sounded during thick or foggy weather. See regulations on page 3. 1790 D. 1st Ord. Obscured on a bearing of N. by W. W., cutting off at Scroby elbow bell buoy. 1791 C 1877 Shows three flashes in quick succession, followed by an eclipse of 36 seconds. Newarp on sides. In thick or foggy weather a fog siren gives three blasts in quick succession every two minutes. See regulations on page 3. The ball at mizzen is 6 feet lower than that at foremast. Remarks. The light is a double flashing light, showing one red flash and one white flash in quick succession every twenty seconds in the following man. ner: A red flash of one and a half seconds, an eclipse of five seconds, a white flash of one and a half seconds, and an eclipse of twelve seconds. In thick or foggy weather a fog siren sounds a high note, followed instantly by a low note, once every two minutes. Smith's Knoll on sides. Would on sides. A gong in thick or foggy weather. See regulations on page 3. Suddenly disappears for five seconds every half minute. North Hasborough on sides. A gong is sounded during thick or foggy weather. See regulations on page 3. Shows two flashes in quick succession every half minute. Leman and Ower on sides. A gong is sounded during thick or foggy weather. See regulations on page 3. |