This is the information page about the shipwreck Hmtb no.11 (possibly), the water chart below shows the wreck in its immediate vicinity. The position of this wreck is 51 47.646 N,1 34.41 E (51.761916666667, 1.5857333333333)
Open the Water Map of this area in a full window
The texts accompanying this shipwreck are in English ๐ฌ๐ง, as they are prepared by the UK Hydrographic Office (UKHO) based on data from UKHO and the hydrographic services of the Netherlands, Belgium and Germany, among others. They include the known details of the wreck and the comments of the cartographers who have checked the position and condition of the wreck over time.
Name: HMTB NO.11 (POSSIBLY)
Length 52.4 meter, width: 5.5 meter, tonnage 263 ton
Cause: ex-hms mayfly. mined. (ww1sl).
Year of registration: 1926
Water depth above wreck: 16 meter, Height above seabed: 150 cm
Known since: 1926, last detected: 2012
Details measurements/cartography: H3085/26 SUNK IN 514800N, 013415E APPROX. (AUTHORITY NOT STATED) H6345/26 4.11.26 INS NDW PA (1916) IN 514800N, 013415E. (AUTHORITY NOT STATED) BA 2052. H1334/60 6.5.60 NOT LOCATED, BUT WK FOUND IN 514848N, 013415E CONSIDERED T BE SAME WK. LEAST DEPTH 41FT IN GEN DEPTH 51FT. (ECES, 1959)
- NM 1087/60. H2847/67 19.10.67 INTENSE SEARCH MADE WITHIN AN AREA OF 1000YDS OF CHARTED POSN WITHOUT LOCATING WK. GEN DEPTH 42-49FT. (HMS EGERIA, HI 16/67 R.O.S DTD 22.5.67) H5724/69 29.9.70 NOT FOUND. (HMS ENTERPRISE HI 2/70 R.O.S DTD 26.5.70) H2101/74 16.1.74 NOT SEARCHED FOR. (SOISS 1973) H3180/74 17.6.75 NOT FOUND AFTER CLOSE SOUNDING. (HMS ENTERPRISE HI 10B/75 REPORT DTD 24.2.75) H4823/75 26.7.76 NOT FOUND BY CLOSE SOUNDING. (HMS ENTERPRISE HI 37B/76 REPORT DTD APR '76) AMENDED TO DEAD. H2341/84 6.2.86 EXAM'D 12.9.85 IN 514736N, 013433E [OGB] USING TRISPONDER [3 LOP]. LEAST E/S DEPTH 15.9 IN GEN DEPTH 16MTRS. LENGTH APPROX 50MTRS, LYING NW/SE. BROKEN UP BUT NOT WIDELY SCATTERED. MAINLY IN A SMALL HOLLOW AND BARELY PROTRUDES ABOVE GEN SEABED LEVEL. (NP 1016, HI 251B). INS AS WK 15.9MTRS. BR STD. H2342/85 14.8.86 EXAM'D 30.5.86 IN 514737N, 013431E [OGB] USING TRISPONDER. LEAST E/S DEPTH 15.3 IN GEN DEPTHS 15 TO 15.5MTRS. HAS UNEVEN SHALLOW SCOUR AND PRODUCES CONSIDERABLE MAGNETIC ANOMALY. (NP 1016, HI 309B). AMEND TO WK 15.3MTRS. BR STD. H4026/86 22.12.87 EXAM'D 25.9.87 IN 514736N, 013432E [OGB] USING TRISPONDER [4 LOP]. LEAST E/S DEPTH 15.1 IN GEN DEPTH 15.5MTRS. SCOUR DEPTH 16.4MTRS. INTACT, 55MTRS LONG, 10MTRS WIDE. LYING 145/325 DEG AND PARTLY INUNDATED BY SAND. MAG ANOMALY INDICATES IRON CONTENT OF 100 - 200 TONNES. (NP 1016, HI 375). AMEND TO WK 15.1MTRS. BR STD. H6337/87 15.8.88 EXAM'D 15.6.88 IN 514736N, 013431E [OGB] USING TRISPONDER [4 LOP]. LEAST E/S DEPTH 15.6 IN GEN DEPTH 15.5 TO 16MTRS. SCOUR DEPTH 16.5MTRS. DCS3 HT 1.1MTR. MAINLY BURIED - ONLY 3 E/S 'ON-TOPS' OBTAINED INDICATING NE/SW ORIENTATION. RETAIN AS CHARTED. (NP 1016, HI 420). HH090/495/01 27.9.90 LOCATED 13.7.90 IN LISTED POSN USING DCS3. NOT LOCATED WITH E/S. V BROKEN-UP, MOSTLY BURIED IN SAND AND GIVES NO SONAR SHADOW. LENGTH 45MTRS, BEAM 10MTRS. ORIENTATED 150/330 DEG. SIZEABLE MAG ANOMALY OBSERVED. RETAIN AS CHARTED. (NP 1016, HI 495). HH090/516/01 4.12.91 EXAM'D 20.9.91 IN 514734.9N, 013432.2E [OGB] USING TRISPONDER [4 LOP]. BROKEN WKGE WHICH APPEARS TO LIE AT SEABED LEVEL WHICH IS 15.7MTRS. (NP 1016, HI 516). NCA YET. HH090/574/01 15.10.93 LOCATED, NOT EXAMINED. STRONG MAGNETIC DEFLECTION. NO SONAR HT. (NP 1016, HI 547). HH090/626/01 15.6.94 LOCATED, NOT EXAMINED. (NP 1016, HI 627). HH090/655/01 19.7.95 NOT LOCATED. RETAIN AS CHARTED. (NP 1016, HI 655). HH090/690/01 23.7.96 LOCATED, NOT EXAMINED. (NP 1016, HI 690). HH090/769/01 14.7.98 EXAM'D 19.4.98 IN 514735.8N, 013434.1E [OGD] USING DGPS. LEAST E/S DEPTH 14.5 IN GEN DEPTH 16MTRS. NO SCOUR. NO DCS3 HT. COVERS 15MTRS BY 15MTRS. LIES APPROX 010/190 DEGS. VERY LARGE MAGNETIC ANOMALY. SMALL AREA OF BROKEN AND ALMOST ENTIRELY BURIED DEBRIS. (NP 1016, HI 769). AMEND TO WK 14.5MTRS. BR STD. HH090/852/01 19.7.99 LOCATED, NOT EXAMINED. (NP 1016, HI 852). NCA. HH090/886/01 22.6.00 LOCATED, NOT EXAMINED. (NP 1016, HI 886). NCA. HH090/936/01 3.8.01 LOCATED BY MAGNETOMETER ONLY. GEN DEPTH 15.5MTRS. (NP 1016, HI 936). NCA. HH090/993/01 LOCATED, NOT EXAMINED. LENGTH 40MTRS, WIDTH 10MTRS. NO DCS3 HT. LIES 090/270 DEGS. (NP 1016, HI 993). NCA. HH091/078/01 20.1.05 EXAM'D 5.7.04. NO WRECKAGE VISIBLE. STRONG MAGNETIC ANOMALY. APPARENTLY WELL BROKEN AND DISPERSED WITHIN A 50MTR AREA. (NP 1016, HI 1078). AMEND FOUL. BR STD. HH091/116/01 16.12.05 EXAM'D 28.7.05 IN 5147.632N, 0134.428E [WGD] USING DGPS. LEAST M/B DEPTH 15.01 IN GEN DEPTH 15.5MTRS. NO SCOUR. DEBRIS FIELD COVERING 80MTRS BY 70MTRS, ALIGNED 090/270 DEGS. POOR MAGNETIC ANOMALY. (NP 1016, HI 1116). RETAIN FOUL IN REVISED POSN. BR STD. HH091/166/01 26.3.07 LOCATED 20.8.06 IN 5147.6275N, 0134.4289E [WGD] USING DGPS. LEAST M/B DEPTH 15.18 IN GEN DEPTH 16MTRS. NO SCOUR. LENGTH 40MTRS, WIDTH 8MTRS, HT 1MTR. LIES 152/332 DEGS. TWO FEATURES ARE PROUD OF THE SEABED. NFS. (NETSURVEY LTD, HI 1166). AMEND FOUL 15.1MTRS IN REVISED POSN. BR STD. HH091/223/01 10.9.07 NOT LOCATED BY M/B. (NETSURVEY LTD, HI 1223). NCA. 28.2.13 LOCATED 19.10.12 IN 5147.646N, 0134.410E [WGD. LEAST M/B DEPTH 14.82 IN GEN DEPTH 16.5MTRS. NO SCOUR. LENGTH 40MTRS, WIDTH 8MTRS, HT 1MTR. NO MAGNETIC ANOMALY. AN AREA OF DEBRIS WITH TWO HIGH POINTS. LOCATED DURING POST-PROCESSING. (NETSURVEY, HI 1398). AMEND FOUL 14.8MTRS IN REVISED POSN.
Comment researcher: UK Hydrographic Office
Commentaar onderzoeker: AREA OF DEBRIS WITH TWO HIGH POINTS
Position: 51 47.646 N,1 34.41 E