Explosives Flares Munitions Weaponry Wreck 69206

Surveying Details

H1272/78 19.4.78 SITE CONTAINING 42 CANNONS AND 2 PILES OF CANNON BALLS, DIVED ON IN OCT 1977. POSN NOT GIVEN PRECISELY, BUT STATED TO BE 200 MTRS FROM WK OF EXCELLENT. THOUGHT POSSIBLY TO BE A DUMPING SITE FOR DAMAGED CANNON, BUT HOPEFULLY TO BE THE WK OF 1 OR 2 OF THE SPANISH FLOATING BATTERIES SUNK OFF GIBRALTAR 12-14 SEPT 1782. (P NOBBS, DIVING OFFICER, RAF SAC). H1272/78 17.5.78 SITE LIES 60MTRS ON SEAWARD SIDE OF THE DETACHED MOLE, APPROX 150MTRS N OF WK OF THE EXCELLENT. (P NOBBS, 9.5.78). H2489/79 15.4.80 DCS3 CONTACT, 'ROCK', OBTAINED NEAR THIS POSN. (HMS HECATE, HI 13/79, K8353/2). H2492/84 25.4.85 SITE ABOUT 30MTRS FROM OUTER FACE OF DETACHED MOLE. BLACK MARKS ON MOLE, BETWEEN PAINTED NUMBERS 34 & 35, IN TRANSIT WITH LH EDGE CLIFF FACE OF GIBRALTAR ROCK. (RAF LOSSIEMOUTH, SAC EXPEDITION 1984). NCA. H3945/88 25.4.89 OBSTN EXAM'D 20.2.89 IN 360828.7N, 052159.3W [EUR] USING SONAR AND TRISPONDER. LEAST E/S DEPTH 28.7 IN GEN DEPTH 31MTRS. NO SCOUR. SONAR HT 2.2MTRS, LENGTH 8.5MTRS, WIDTH 2.5MTRS. LIES 061/241DEG ON SAND AND GRAVEL WITHIN AN AREA OF DEBRIS WHICH EXTENDS 500MTRS N AND S. (HMS ROEBUCK, HI 467). CHART AS OBSTN 29MTRS. BR STD. H3945/88/2 15.8.89 DCS3 TRACE INDICATES THAT DEBRIS EXTENDS 100MTRS NNE FROM QUOTED POSN. LEAST E/S DEPTH 28.6MTRS. (HMS ROEBUCK, 28.7.89). NCA. HH090/669/01 26.4.95 EXAM'D 8.3.95 IN 360823.66N, 052203.48W [WGD] USING POLARFIX. LEAST E/S DEPTH 29 IN GEN DEPTH 30MTRS. NO SCOUR. DCS3 HT 1.3MTRS. SMALL WRECK, LENGTH 6MTRS, WIDTH 3MTRS. LIES 030/310DEGS. (HMS HERALD, HI 669). RETAIN AS OBSTN AS AREA HAS BEEN DIVED. BR STD. HH365/400/05 29.3.06 EXAM'D 19.2.06 IN 3608.3959N, 0522.0611W [WGD] USING DGPS. LEAST M/B DEPTH 27.90 IN GEN DEPTH 30MTRS. LENGTH 6MTRS, WIDTH 4MTRS, HT 2.2MTRS. LIES 140/320 DEGS. REPORTED TO BE 42 OLD CANNONS AND TWO PILES OF CANNON BALLS. (HMS ROEBUCK, HN FOR HI 1173 & HI 1173 ROS). AMEND OBSTN 27.5MTRS. BR STD. HH091/172/01 14.6.06 EXAM'D 2.06 IN 3608.3962N, 0522.0616W [WGD] USING DGPS. LEAST M/B DEPTH 27.92 IN GEN DEPTH 27.92MTS. NO SCOUR. LENGTH 13.0MTRS, WIDTH 7.2MTRS, HT 2.0MTRS. LIES 100/280 DEGS. DEBRIS. (HMS ROEBUCK, HI 1172). AMEND POSN. BR STD. SEP2020/000266166 18.11.20 EXAM'D 25.06.19; OBSTN LOCATED IN 3608.396N, 0522.061W [WGD]. LEAST M/B DEPTH 27.74MTRS IN GEN DEPTH 31.61MTRS, LENGTH 7.2MTRS, WIDTH 4.92MTRS, HT 2.36MTRS, ORIENTATION 326/146 DEGS. (HMS ECHO, H525 HI1601). AMEND OBSTN 27.74MTRS IN REVISED POSN.